javascript - JQuery catch any ajax error

Question

i like to catch any ajax 401 Unauthorised exception, but do no like to change all my ajax queries. Is there a way to change it for any $.ajax call like (overwrite any error handler) ?

Answer 1

you can use the global ajax event handlers .ajaxError()

$( document ).ajaxError(function( event, jqxhr, settings, exception ) {
? ? if ( jqxhr.status== 401 ) {
? ? ? ? $( "div.log" ).text( "Triggered ajaxError handler." );
? ? }
});