Function inArray

tests/qunit.js:1173–1185

( elem, array )

// from jquery.js
function inArray( elem, array ) {
	if ( array.indexOf ) {
		return array.indexOf( elem );
	}

	for ( var i = 0, length = array.length; i < length; i++ ) {
		if ( array[ i ] === elem ) {
			return i;
		}
	}

	return -1;
}

function Test( settings ) {
	extend( this, settings );