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PHP Snippets

Validate variable

By Radford Smith II

on July 14, 2002

Version: 1.0

Type: Function

Category: Other

License: GNU General Public License

Description: A simple, but useful function that sets a variable to a value if the expression given is false.

function validVar($ex, &$var, $default) {
	if (!$ex) {
		$var = $default;
	}
}