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Latest Version [8.00202205221] Last Updated [May-22-2022]

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PHP Manual [EmptyIterator

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PHP Manual || EmptyIterator

(PHP 5 >= 5.1.0, PHP 7)

EmptyIterator::keyThe key() method

Description

public EmptyIterator::key ( void ) : scalar

This function must not be called. It throws an exception upon access.

Warning

This function is currently not documented; only its argument list is available.

Parameters

This function has no parameters.

Errors/Exceptions

Throws an Exception if called.

Return Values

No value is returned.



PHP Manual || EmptyIterator