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Len - function of language VBScript

Description:
Returns the number of characters in a string or (if parametr str isn't of type String) the number of bytes required to store a variable.

For the purposes of PROMOTIC system, it is more usefull to use the method: Pm.StringLen.

Syntax:
Len(str As String) As Long
Calling:
n = Len(str)
Parameters:
str(String) Any valid expression.
Example:
n = Len("VBScript") 'n contains 8
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