Returns the index of a particular list element if it exists.
Synopsis
g2-get-position-of-element-in-list
(elt: item-or-value, lst: class g2-list,
-> element-index: integer
| Argument | Description |
|---|---|
elt
|
The element to find in the list. This can be an item or any value, except a sequence or structure.
|
lst
|
The target list in which to locate the element.
|
| Return Value | Description |
|---|---|
|
element-index
|
The element index of the element.
|
Description
This procedure returns an integer indicating the location of the first occurrence of the element indicated by the elt argument. If the element is not a member of the list, the procedure returns -1.