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Promotic

Left - function of language VBScript

Description:
Returns a specified number of characters (substring) from the left side of the string.
In the PROMOTIC system it is better to use the Pm.StringSub method.
Syntax:
String Left(String string, Integer length)
Parameters:
string(String) Text string from which the leftmost characters are returned.
length(Integer) Numeric expression specifies how many characters to return.
If 0, then a empty string ("") is returned.
If greater than or equal to the string length, then the entire string is returned.
Note:
To determine the string length, use the Len function.
See also:
- VBScript.Mid (function)
- VBScript.Right (function)
- VBScript string functions
- Pm string methods
Example:
VBScriptSelect and copy to clipboard

Dim sString, LeftString
sString = "VBScript"
LeftString = Left(sString, 3)   ' LeftString contains "VBS"
PROMOTIC 9.0.31 SCADA system documentation MICROSYS, spol. s r.o.

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