The What
Syntax
array array_keys ( array $array [, mixed $search_value = null [, bool $strict = false ]] );
Description
The array_keys function returns the keys, numeric and string, from the array.
If the optional search_value is specified, then only the keys for that value are returned. Otherwise, all the keys from the array are returned.
Your best friend is code, Tonya is making the introductions.
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