$iterator->indexOf()
Tries to find the index number for the given element
$iterator->indexOf(mixed $needle): int|falseParameters
| Name | Type | Default | Description |
|---|---|---|---|
| $needlerequired | mixed |
no default value | the element to search for |
Return types
intorfalse
the index (int) of the element or false
This method modifies the existing $iterator object it is applied to and returns it again.