SplFixedArray::offsetExists
(PHP 5 >= 5.3.0, PHP 7)
SplFixedArray::offsetExists — Returns whether the requested index exists
Description
public SplFixedArray::offsetExists ( int $index ) : bool
Checks whether the requested index index exists.
Parameters
-
index -
The index being checked.
Return Values
true if the requested index exists, otherwise false
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https://www.php.net/manual/en/splfixedarray.offsetexists.php