Direct port of tinycolor’s boundAlpha function to maintain consistency with how tinycolor works.

Parameters

$nmixedrequired

Number of unknown type.

Return

Source

function _wp_tinycolor_bound_alpha( $n ) {
	_deprecated_function( __FUNCTION__, '6.3.0' );

	if ( is_numeric( $n ) ) {
		$n = (float) $n;
		if ( $n >= 0 && $n <= 1 ) {
			return $n;
		}
	}
	return 1;
}

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