1. Go to this page and download the library: Download accexs/validator library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
/*
Create a custom validation rule named "is_object".
The callback receives 3 arguments:
The field to validate, the values being validated, and any parameters used in the validation rule.
It should return a boolean value indicating whether the value is valid.
*/
GUMP::add_validator("is_object", function($field, $input, $param = NULL) {
return is_object($input[$field]);
});
/*
Create a custom filter named "upper".
The callback function receives two arguments:
The value to filter, and any parameters used in the filter rule. It should returned the filtered value.
*/
GUMP::add_filter("upper", function($value, $params = NULL) {
return strtoupper($value);
});