Programming Tips - Have can I compare two strings without being sensitive to case?

Date: 2015nov20 Language: javaScript Keywords: insensitive, ignore, equalsIgnoreCase Q. Have can I compare two strings without being sensitive to case? A.
function ceq(a, b) { return a.toLowerCase() == b.toLowerCase(); }
Example use:
if (ceq('aPPle', 'Apple')) { alert('They are the same'); } else { alert('They are the different'); }