respect-validation/docs/rules/NotUndef.md

NotUndef

• NotUndef()

Validates if the given input is not optional. By optional we consider null or an empty string ('').

v::notUndef()->isValid(''); // false
v::notUndef()->isValid(null); // false

Other values:

v::notUndef()->isValid([]); // true
v::notUndef()->isValid(' '); // true
v::notUndef()->isValid(0); // true
v::notUndef()->isValid('0'); // true
v::notUndef()->isValid(0); // true
v::notUndef()->isValid('0.0'); // true
v::notUndef()->isValid(false); // true
v::notUndef()->isValid(['']); // true
v::notUndef()->isValid([' ']); // true
v::notUndef()->isValid([0]); // true
v::notUndef()->isValid(['0']); // true
v::notUndef()->isValid([false]); // true
v::notUndef()->isValid([[''), [0]]); // true
v::notUndef()->isValid(new stdClass()); // true

Templates

NotUndef::TEMPLATE_STANDARD

Mode	Template
default	{{subject}} must be defined
inverted	{{subject}} must be undefined

Template placeholders

Placeholder	Description
subject	The validated input or the custom validator name (if specified).

Categorization

• Miscellaneous

Changelog

Version	Description
3.0.0	Renamed from "NotOptional" to "NotUndef"
1.0.0	Created

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See also:

• NotBlank
• NotEmpty
• NoWhitespace
• NullType
• Number
• UndefOr