From Wikipedia, the free encyclopedia
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/*** Collapse Sections ***/



// Adds an arrow to sections to make them collasible

// Documentation at [[en:w:User:BrandonXLF/CollaspeSections]]

// By [[en:w:User:BrandonXLF]]



// window.collapseSections - Set to true to collapse all sections by default



mw.hook('wikipage.content').add(function(content) {

	if (mw.config.get('skin') === 'minerva') return;



	mw.util.addCSS('[class*="hide-sec"]{display:none!important}');



	content.find('.mw-parser-output :header:has(*)').each(function() {

		var level = +this.nodeName1],

			heading = $(this),

			icon = $('<i class="mw-ui-icon-before mw-ui-icon-small mw-ui-icon mw-ui-icon-collapse"></i>');



		icon.click(function() {

			var levelMatch = 'h1';

			for (var i = 2; i <= level; i++) levelMatch += ',h' + i + ':has(*)';



			icon.toggleClass('mw-ui-icon-collapse');

			icon.toggleClass('mw-ui-icon-expand');

			heading.nextUntil(levelMatch).toggleClass('hide-sect-h' + level);

		});



		if (window.collapseSections) icon.click();

		heading.prepend(icon);

	});

});



mw.loader.load(['mediawiki.ui.icon', 'oojs-ui.styles.icons-movement']);

mw.util.addCSS('[class*="hide-sec"]{display:none!important}');
From Wikipedia, the free encyclopedia
Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.

/*** Collapse Sections ***/



// Adds an arrow to sections to make them collasible

// Documentation at [[en:w:User:BrandonXLF/CollaspeSections]]

// By [[en:w:User:BrandonXLF]]



// window.collapseSections - Set to true to collapse all sections by default



mw.hook('wikipage.content').add(function(content) {

	if (mw.config.get('skin') === 'minerva') return;



	mw.util.addCSS('[class*="hide-sec"]{display:none!important}');



	content.find('.mw-parser-output :header:has(*)').each(function() {

		var level = +this.nodeName1],

			heading = $(this),

			icon = $('<i class="mw-ui-icon-before mw-ui-icon-small mw-ui-icon mw-ui-icon-collapse"></i>');



		icon.click(function() {

			var levelMatch = 'h1';

			for (var i = 2; i <= level; i++) levelMatch += ',h' + i + ':has(*)';



			icon.toggleClass('mw-ui-icon-collapse');

			icon.toggleClass('mw-ui-icon-expand');

			heading.nextUntil(levelMatch).toggleClass('hide-sect-h' + level);

		});



		if (window.collapseSections) icon.click();

		heading.prepend(icon);

	});

});



mw.loader.load(['mediawiki.ui.icon', 'oojs-ui.styles.icons-movement']);

mw.util.addCSS('[class*="hide-sec"]{display:none!important}');

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