ractive/src/utils/arrayContentsMatch.js

Next-generation DOM manipulation

import isArray from 'utils/isArray';

export default function ( a, b ) {
	var i;

	if ( !isArray( a ) || !isArray( b ) ) {
		return false;
	}

	if ( a.length !== b.length ) {
		return false;
	}

	i = a.length;
	while ( i-- ) {
		if ( a[i] !== b[i] ) {
			return false;
		}
	}

	return true;
}