getKeysArray

Definition
Arr::getKeysArray(mixed $keys): array
Description
Transform variable into standardised array of keys.
This method filters out any values that cannot be used as array key leaving only not empty strings and integers as seen in the example below.
All $keys arguments in other methods are normalized using this method
Examples
Arr::getKeysArray(0) -> [0]
​
Arr::getKeysArray(null) -> []
​
Arr::getKeysArray('key') -> ['key']
​
Arr::getKeysArray('key1.0.key2.1') -> ['key1', '0', 'key2', '1']
​
Arr::getKeysArray([null, 'key1', '', 'key2', 3.1415, 0]) -> ['key1', 'key2', 0]

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Last updated 2 years ago