DELETE
Deletes a part of a message string.
Arguments | |||
|---|---|---|---|
IN | IN | MESSAGE | Any non-empty string |
NbC | NbC | DINT | Number of characters to be deleted |
Pos | Pos | DINT | Position of the first deleted character (first character of the string has position 1) |
DELETE | Q | MESSAGE | modified string empty string if Pos < 1 initial string if Pos > IN string length initial string if NbC <= 0 |
Example
(* FBD Program using "DELETE" Function *)
(* ST Equivalence: *)
complete_string := 'ABCD' + 'EFGH'; (* complete_string is 'ABCDEFGH' *) sub_string := DELETE (complete_string, 4, 3); (* sub_string is 'ABGH'*)
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