User:Technical 13/Scripts/Gadget-codeAnchors.js

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This user script seems to have a documentation page at User:Technical 13/Scripts/Gadget-codeAnchors.

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( function ( mw, $ ) {
	$( 'pre.source-' + mw.config.get( 'wgPageContentModel' ) ).find( 'span.coMULTI' ).each( function() {
		var anchorID = $( this ).html().slice( $( this ).html().indexOf( '/*' ) + 2, $( this ).html().indexOf( '*/' ) );
		if ( anchorID.indexOf( '\n' ) === -1 ) {
			anchorID = $.trim( anchorID ).replace( / /g, '_' );
			if ( anchorID.length !== 0 ) {
				$( this ).attr( 'id', encodeURIComponent( anchorID ).replace( /%/g, '.' ) ).css( 'background-color', '#FDD' );
			}
		}
	} );
} ( mediaWiki, jQuery ) );