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A selector can be a string identifying a method name in the Objective-C or Smalltalk programming language or a special kind of switch used in computers to connect multiple lines (I/O) to a single line. Please do not use this tag for jQuery/CSS selectors.

A selector can be a:

  • string identifying a method name in the Objective-C or Smalltalk programming language.
  • special kind of switch used in computers to connect multiple lines (I/O) to a single line.

  • CSS selector, which determines how style rules are applied to a document.
    For this purpose, please use instead.

  • jQuery/Sizzle selector, a notation that borrows from CSS syntax and adds custom extensions.
    For this purpose, please use instead.