world.ArrayGetLastKey
Gets the key of the last element in the array (if any)
Prototype
VARIANT ArrayGetLastKey(BSTR Name);
Description
This retrieves the key of the last element in a specified array. You can then use ArrayGet to get the value associated with that key.
You could use this to implement a stack (to pull out the last entry in the stack).
VBscript example
Note ArrayGetLastKey ("spells")
Lua example
Note (ArrayGetLastKey ("spells"))
Lua notes
Lua returns nil where applicable instead of an "empty variant".
Return value
The value of the last key for the specified array.
However if any of the following conditions is met, an "empty" variant is returned:
* Bad array name
* Array does not exist
* Array is empty
Related topic
See also
| Function | Description |
|---|---|
| ArrayClear | Clears an array |
| ArrayCreate | Creates an array |
| ArrayDeleteKey | Deletes a key/value pair from an array |
| ArrayGet | Gets the value of an array item |
| ArrayGetFirstKey | Gets the key of the first element in the array (if any) |
| ArrayKeyExists | Tests to see if the specified array key exists |
| ArrayListKeys | Gets the list of all the keys in an array |