Len
Syntax
Len(string | varname)
Input Parameters
string
Any valid string expression. If string contains Null, Null is returned.
varname
Any valid variable name. If varname contains Null, Null is returned. If
varname is a Variant, Len treats it the same as a String and always
returns the number of characters it contains.
Return Value
Returns a Long containing the number of characters in a string or the number of bytes required to store a variable.