}
// fillDestFile setup
- $.each( mw.config.get( 'wgUploadSourceIds' ), function ( index, sourceId ) {
+ mw.config.get( 'wgUploadSourceIds' ).forEach( function ( sourceId ) {
$( '#' + sourceId ).change( function () {
var path, slash, backslash, fname;
if ( !mw.config.get( 'wgUploadAutoFill' ) ) {