This JavaScript exception deprecated caller or arguments usage occurs only in strict mode. It occurs if any of the Function.caller or Function.arguments properties are used, Which are depreciated.
Message:
TypeError: 'arguments', 'callee' and 'caller' are
restricted function properties and cannot
be accessed in this context (Edge)
Warning: ReferenceError: deprecated caller usage (Firefox)
Warning: ReferenceError: deprecated arguments usage (Firefox)
TypeError: 'callee' and 'caller' cannot be accessed in strict
mode. (Safari)
Error Type:
This is a strict-mode warning that a ReferenceError occurred. JavaScript execution won't be halted.
Cause of the Error: In the code, the Function.caller or Function.arguments properties are used, Which are depreciated.
Example 1: In this example, the caller property is used, So the error has occurred.Â
Javascript
'use strict';function GFG_Fun() {Â Â Â Â return GFG_Fun.caller; // Error here}GFG_Fun(); |
Output:
TypeError: 'arguments', 'callee' and 'caller' are restricted function properties and cannot be accessed in this context
Example 2: In this example, the arguments property is used, So the error has occurred.Â
Javascript
'use strict';function gfg(n) {Â Â Â Â return gfg.arguments[0]; // Error here}gfg(2); |
Output:
TypeError: 'arguments', 'callee' and 'caller' are restricted function properties and cannot be accessed in this context
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