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: /mnt/lmsestudio-instance-vol002/lms_a852e4e4c22f/vendor/respect/validation/docs/rules/ [ drwxr-xr-x ]
name : NotEmpty.md # NotEmpty - `v::notEmpty()` Validates if the given input is not empty or in other words is input mandatory and required. This function also takes whitespace into account, use `noWhitespace()` if no spaces or linebreaks and other whitespace anywhere in the input is desired. ```php v::stringType()->notEmpty()->validate(''); // false ``` Null values are empty: ```php v::notEmpty()->validate(null); // false ``` Numbers: ```php v::intVal()->notEmpty()->validate(0); // false ``` Empty arrays: ```php v::arrayVal()->notEmpty()->validate([]); // false ``` Whitespace: ```php v::stringType()->notEmpty()->validate(' '); //false v::stringType()->notEmpty()->validate("\t \n \r"); //false ``` *** See also: * [NoWhitespace](NoWhitespace.md) * [NullType](NullType.md)