keyExists() public static method
Checks if the given array contains the specified key.
This method enhances the array_key_exists()
function by supporting case-insensitive key comparison.
public static boolean keyExists ( $key, $array, $caseSensitive = true ) | ||
---|---|---|
$key | string |
The key to check |
$array | array |
The array with keys to check |
$caseSensitive | boolean |
Whether the key comparison should be case-sensitive |
return | boolean |
Whether the array contains the specified key |
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