User:Zhaofeng Li/RefToggle.js

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This user script seems to have a documentation page at User:Zhaofeng Li/RefToggle.

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$( document ).ready( function() {
	var refToggle = mw.util.addPortletLink( "p-tb", "#", "Toggle references");
	$( refToggle ).click( function() {
		$( ".reference" ).toggle();
	} );
} );