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Availability
This routine is available starting with katl-commons 2.5.8.
Syntax
arrayKeys(array)
Description
Returns the keys of the array, if array is using the new syntax in version 2.5.Keys are not sorted and index in the returned array does not correspond to index in the original array. The routine only returns a list of added keys.
If the array contains no keys an empty array is returned.
Parameters
Parameter name | Type | Required | Description |
|---|---|---|---|
array | array | Yes | Array. |
Return Type
array of strings
Example
number []arr; arr["one"] = 1; arr["two"] = 2; arr["three"] = 3; arr[3] = 4; string [] arrkeys = arrayKeys(arr); // contains strings 'one', 'two', 'three' but not necessary in that order !
See also