Left - function of language VBScript

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.
String Left(String string, Integer length)
string(String) Text string from which the leftmost characters are returned.
length(Integer) Numeric expression indicating 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.
To determine the string length, use the Len function.
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Dim sString, LeftString
sString = "VBScript"
LeftString = Left(sString, 3)   ' LeftString contains "VBS"
PROMOTIC 9.0.27 SCADA system documentation MICROSYS, spol. s r.o.

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