ArrayIterator::offsetExists
(PHP 5, PHP 7, PHP 8)
ArrayIterator::offsetExists — Check if offset exists
Description
public ArrayIterator::offsetExists(
mixed $key):
bool
Checks if the offset exists.
WarningThis function is
currently not documented; only its argument list is available.
Parameters
key-
The offset being checked.
Return Values
true if the offset exists, otherwise false
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