self-closing

Closing automatically after having been opened.

(web development, of an HTML or XML tag) In the form of (for example) {{#tag:syntaxhighlight|

|lang={{#switch:html|js=javascript|py=python|#default={{#ifeq:html||text|html}}}}|style=|inline=inline}} or {{#tag:syntaxhighlight|

|lang={{#switch:html|js=javascript|py=python|#default={{#ifeq:html||text|html}}}}|style=|inline=inline}}, without containing any content, as opposed to (for example) {{#tag:syntaxhighlight|text|lang={{#switch:html|js=javascript|py=python|#default={{#ifeq:html||text|html}}}}|style=|inline=inline}}, which is composed of an opening ({{#tag:syntaxhighlight||lang={{#switch:html|js=javascript|py=python|#default={{#ifeq:html||text|html}}}}|style=|inline=inline}}) and a closing ({{#tag:syntaxhighlight||lang={{#switch:html|js=javascript|py=python|#default={{#ifeq:html||text|html}}}}|style=|inline=inline}}) tag.