Are JS objects case-sensitive?

JavaScript is a case-sensitive language . This implies that the language keywords, variables, operate names, and the other identifiers should be typewritten with an identical capitalization of letters. So the identifiers Time and TIME can convey totally different meanings in JavaScript.

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How use contains in jQuery?

jQuery :contains() Selector The :contains() selector selects elements containing the specified string . The string can be contained directly in the element as text, or in a child element. This is mostly used together with another selector to select the elements containing the text in a group (like in the example above).

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