45 lines
990 B
HTML
Executable file
45 lines
990 B
HTML
Executable file
<!DOCTYPE html>
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<html>
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<head>
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<script>
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function setCookie(cname,cvalue,exdays) {
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const d = new Date();
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d.setTime(d.getTime() + (exdays*24*60*60*1000));
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let expires = "expires=" + d.toGMTString();
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document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
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}
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function getCookie(cname) {
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let name = cname + "=";
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let decodedCookie = decodeURIComponent(document.cookie);
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let ca = decodedCookie.split(';');
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for(let i = 0; i < ca.length; i++) {
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let c = ca[i];
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while (c.charAt(0) == ' ') {
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c = c.substring(1);
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}
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if (c.indexOf(name) == 0) {
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return c.substring(name.length, c.length);
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}
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}
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return "";
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}
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function checkCookie() {
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let user = getCookie("username");
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if (user != "") {
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alert("Welcome again " + user);
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} else {
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user = prompt("Please enter your name:","");
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if (user != "" && user != null) {
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setCookie("username", user, 30);
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}
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}
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}
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</script>
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</head>
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<body onload="checkCookie()"></body>
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</html>
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