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nspl
ds
Set
key
nspl\ds\Set::key PHP Method
Set Class Documentation
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key()
public
method
(PHP 5 >= 5.0.0)
Return the key of the current element
See link:
http://php.net/manual/en/iterator.key.php
public
key
( ) :
mixed
return
mixed
scalar on success, or null on failure.
public function key() { throw new \BadMethodCallException('Set does not have keys'); }
Set
__construct
__toString
add
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fromArray
getElementKey
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