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SHA:          c7d6de72f7
range SHA:    81f31a3106fb...c7d6de72f785
build id:     375208741
build number: 1103
2018-05-05 08:21:30 +00:00

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<base data-ice="baseUrl" href="../../">
<title data-ice="title">src/dom.js | tablefilter</title>
<link type="text/css" rel="stylesheet" href="css/style.css">
<link type="text/css" rel="stylesheet" href="css/prettify-tomorrow.css">
<script src="script/prettify/prettify.js"></script>
<script src="script/manual.js"></script>
<meta name="description" content="A Javascript library making HTML tables filterable and a bit more"><meta property="twitter:card" content="summary"><meta property="twitter:title" content="tablefilter"><meta property="twitter:description" content="A Javascript library making HTML tables filterable and a bit more"></head>
<body class="layout-container" data-ice="rootContainer">
<header>
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<nav class="navigation" data-ice="nav"><div>
<ul>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/emitter.js~Emitter.html">Emitter</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/feature.js~Feature.html">Feature</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/tablefilter.js~TableFilter.html">TableFilter</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-has">has</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-addClass">addClass</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-createCheckItem">createCheckItem</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-createElm">createElm</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-createOpt">createOpt</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-createText">createText</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-elm">elm</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-getFirstTextNode">getFirstTextNode</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-getText">getText</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-hasClass">hasClass</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-removeClass">removeClass</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-removeElm">removeElm</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-tag">tag</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-addEvt">addEvt</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-cancelEvt">cancelEvt</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isKeyPressed">isKeyPressed</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-keyCode">keyCode</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-removeEvt">removeEvt</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-stopEvt">stopEvt</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-targetEvt">targetEvt</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-parse">parse</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-defaultsArr">defaultsArr</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-defaultsBool">defaultsBool</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-defaultsFn">defaultsFn</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-defaultsNb">defaultsNb</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-defaultsStr">defaultsStr</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-dateSortAsc">dateSortAsc</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-dateSortDesc">dateSortDesc</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-ignoreCase">ignoreCase</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-numSortAsc">numSortAsc</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-numSortDesc">numSortDesc</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-sortDateStr">sortDateStr</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-sortNumberStr">sortNumberStr</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-contains">contains</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isEmpty">isEmpty</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-matchCase">matchCase</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-rgxEsc">rgxEsc</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-trim">trim</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-EMPTY_FN">EMPTY_FN</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isArray">isArray</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isBoolean">isBoolean</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isEmpty">isEmpty</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isFn">isFn</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isNull">isNull</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isNumber">isNumber</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isObj">isObj</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isString">isString</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-isUndef">isUndef</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-AUTO_FILTER_DELAY">AUTO_FILTER_DELAY</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-CELL_TAG">CELL_TAG</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-CHECKLIST">CHECKLIST</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-DATE">DATE</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-DOWN_ARROW_KEY">DOWN_ARROW_KEY</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-ENTER_KEY">ENTER_KEY</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-ESC_KEY">ESC_KEY</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-FEATURES">FEATURES</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-FORMATTED_NUMBER">FORMATTED_NUMBER</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-HEADER_TAG">HEADER_TAG</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-INPUT">INPUT</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-IP_ADDRESS">IP_ADDRESS</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-MULTIPLE">MULTIPLE</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-NONE">NONE</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-NUMBER">NUMBER</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-SELECT">SELECT</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-STRING">STRING</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-TAB_KEY">TAB_KEY</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-UP_ARROW_KEY">UP_ARROW_KEY</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-root">root</a></span></span></li>
<li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#extensions-advancedgrid">extensions/advancedGrid</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/extensions/advancedGrid/adapterEzEditTable.js~AdapterEzEditTable.html">AdapterEzEditTable</a></span></span></li>
<li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#extensions-colops">extensions/colOps</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/extensions/colOps/colOps.js~ColOps.html">ColOps</a></span></span></li>
<li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#extensions-colsvisibility">extensions/colsVisibility</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/extensions/colsVisibility/colsVisibility.js~ColsVisibility.html">ColsVisibility</a></span></span></li>
<li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#extensions-filtersvisibility">extensions/filtersVisibility</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/extensions/filtersVisibility/filtersVisibility.js~FiltersVisibility.html">FiltersVisibility</a></span></span></li>
<li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#extensions-sort">extensions/sort</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/extensions/sort/adapterSortabletable.js~AdapterSortableTable.html">AdapterSortableTable</a></span></span></li>
<li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#modules">modules</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/alternateRows.js~AlternateRows.html">AlternateRows</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/baseDropdown.js~BaseDropdown.html">BaseDropdown</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/checkList.js~CheckList.html">CheckList</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/clearButton.js~ClearButton.html">ClearButton</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/dateType.js~DateType.html">DateType</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/dropdown.js~Dropdown.html">Dropdown</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/gridLayout.js~GridLayout.html">GridLayout</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/hash.js~Hash.html">Hash</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/help.js~Help.html">Help</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/highlightKeywords.js~HighlightKeyword.html">HighlightKeyword</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/loader.js~Loader.html">Loader</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/markActiveColumns.js~MarkActiveColumns.html">MarkActiveColumns</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/noResults.js~NoResults.html">NoResults</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/paging.js~Paging.html">Paging</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/popupFilter.js~PopupFilter.html">PopupFilter</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/rowsCounter.js~RowsCounter.html">RowsCounter</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/state.js~State.html">State</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/statusBar.js~StatusBar.html">StatusBar</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/storage.js~Storage.html">Storage</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/src/modules/toolbar.js~Toolbar.html">Toolbar</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-hasHashChange">hasHashChange</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-hasStorage">hasStorage</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-CENTER">CENTER</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-LEFT">LEFT</a></span></span></li>
<li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-RIGHT">RIGHT</a></span></span></li>
</ul>
</div>
</nav>
<div class="content" data-ice="content"><h1 data-ice="title">src/dom.js</h1>
<pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">import {root} from &apos;./root&apos;;
import {isArray, isString, isUndef} from &apos;./types&apos;;
import {trim} from &apos;./string&apos;;
/**
* DOM utilities
*/
const doc = root.document;
/**
* Returns text + text of children of given node
* @param {NodeElement} node
* @return {String}
*/
export const getText = (node) =&gt; {
if (isUndef(node.textContent)) {
return trim(node.innerText);
}
return trim(node.textContent);
};
/**
* Returns the first text node contained in the supplied node
* @param {NodeElement} node node
* @return {String}
*/
export const getFirstTextNode = (node) =&gt; {
for (let i = 0; i &lt; node.childNodes.length; i++) {
let n = node.childNodes[i];
if (n.nodeType === 3) {
return n.data;
}
}
};
/**
* Creates an html element with given collection of attributes
* @param {String} tag a string of the html tag to create
* @param {Array} an undetermined number of arrays containing the with 2
* items, the attribute name and its value [&apos;id&apos;,&apos;myId&apos;]
* @return {Object} created element
*/
export const createElm = (...args) =&gt; {
let tag = args[0];
if (!isString(tag)) {
return null;
}
let el = doc.createElement(tag);
for (let i = 0; i &lt; args.length; i++) {
let arg = args[i];
if (isArray(arg) &amp;&amp; arg.length === 2) {
el.setAttribute(arg[0], arg[1]);
}
}
return el;
};
/**
* Removes passed node from DOM
* @param {DOMElement} node
* @return {DOMElement} old node reference
*/
export const removeElm = (node) =&gt; node.parentNode.removeChild(node);
/**
* Returns a text node with given text
* @param {String} txt
* @return {Object}
*/
export const createText = (txt) =&gt; doc.createTextNode(txt);
/**
* Determine whether the passed elements is assigned the given class
* @param {DOMElement} ele DOM element
* @param {String} cls CSS class name
* @returns {Boolean}
*/
export const hasClass = (ele, cls) =&gt; {
if (isUndef(ele)) {
return false;
}
if (supportsClassList()) {
return ele.classList.contains(cls);
}
return ele.className.match(new RegExp(&apos;(\\s|^)&apos; + cls + &apos;(\\s|$)&apos;));
};
/**
* Adds the specified class to the passed element
* @param {DOMElement} ele DOM element
* @param {String} cls CSS class name
*/
export const addClass = (ele, cls) =&gt; {
if (isUndef(ele)) {
return;
}
if (supportsClassList()) {
ele.classList.add(cls);
return;
}
if (ele.className === &apos;&apos;) {
ele.className = cls;
}
else if (!hasClass(ele, cls)) {
ele.className += &apos; &apos; + cls;
}
};
/**
* Removes the specified class to the passed element
* @param {DOMElement} ele DOM element
* @param {String} cls CSS class name
*/
export const removeClass = (ele, cls) =&gt; {
if (isUndef(ele)) {
return;
}
if (supportsClassList()) {
ele.classList.remove(cls);
return;
}
let reg = new RegExp(&apos;(\\s|^)&apos; + cls + &apos;(\\s|$)&apos;, &apos;g&apos;);
ele.className = ele.className.replace(reg, &apos;&apos;);
};
/**
* Creates and returns an option element
* @param {String} text option text
* @param {String} value option value
* @param {Boolean} isSel whether option is selected
* @return {Object} option element
*/
export const createOpt = (text, value, isSel) =&gt; {
let isSelected = isSel ? true : false;
let opt = isSelected ?
createElm(&apos;option&apos;, [&apos;value&apos;, value], [&apos;selected&apos;, &apos;true&apos;]) :
createElm(&apos;option&apos;, [&apos;value&apos;, value]);
opt.appendChild(createText(text));
return opt;
};
/**
* Creates and returns a checklist item
* @param {String} id index of check item
* @param {String} chkValue check item value
* @param {String} labelText check item label text
* @param {Array} extraAttr array containing attribute name and its value
* @return {Object} li DOM element
*/
export const createCheckItem = (id, chkValue, labelText, extraAttr = []) =&gt; {
let li = createElm(&apos;li&apos;);
let label = createElm(&apos;label&apos;, [&apos;for&apos;, id]);
let check = createElm(&apos;input&apos;,
[&apos;id&apos;, id],
[&apos;name&apos;, id],
[&apos;type&apos;, &apos;checkbox&apos;],
[&apos;value&apos;, chkValue],
extraAttr
);
label.appendChild(check);
label.appendChild(createText(labelText));
li.appendChild(label);
li.label = label;
li.check = check;
return li;
};
/**
* Returns the element matching the supplied Id
* @param {String} id Element identifier
* @return {DOMElement}
*/
export const elm = (id) =&gt; doc.getElementById(id);
/**
* Returns list of element matching the supplied tag name
* @param {String} tagname Tag name
* @return {NodeList}
*/
export const tag = (o, tagname) =&gt; o.getElementsByTagName(tagname);
// HTML5 classList API
function supportsClassList() {
return doc.documentElement.classList;
}
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