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delete

JavaScript 1.0+, ECMAScript 1.0+, JScript 3.0+ Nav2+, NES3+, IE 4+, Opera Syntax

delete property
						

Description

The delete operator deletes properties from objects and array elements from arrays by making them undefined. Actual memory deallocation is done by JavaScript garbage collection. Some objects, such as variables created by the var statement, are not affected by the delete operator.


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