GoLang EmptyIterator::key

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PHP EmptyIterator::key

PHP original manual for EmptyIterator::key [ show | php.net ]

EmptyIterator::key

(PHP 5 >= 5.1.0, PHP 7)

EmptyIterator::key — The key() method

Description

public scalar EmptyIterator::key ( void )

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.