Crestron simpl plus language ref 사용자 설명서
Software Crestron
SIMPL+
®
224
z SIMPL+
®
Language Reference Guide - DOC. 5797G
Left
Name:
Left
Syntax:
STRING Left(STRING SOURCE, INTEGER NUM);
Description:
Takes the leftmost NUM characters of SOURCE and returns them in an output string.
Parameters:
SOURCE is a STRING containing the source string.
NUM is an INTEGER that tells LEFT how many characters to use in the
computation.
computation.
Return Value:
A string representing the leftmost NUM characters of SOURCE. If NUM is greater
than the number of characters in SOURCE, then the return is identical to SOURCE.
than the number of characters in SOURCE, then the return is identical to SOURCE.
Example:
STRING_INPUT Var$[100];
STRING Temp$[100];
CHANGE Var$
{
Temp$ = LEFT(Var$, 5);
PRINT(“Left most 5 characters of %s are %s\n”, Var$, Temp$);
}
In this example, if Var$ is “abcdefghijk”, Temp$ will contain “abcde”.
Version:
SIMPL+ Version 1.00