Reference/StrLen
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StrLen
user_var(length output) str
Sets user variable $x with the length of str.
StrLen $0 "123456" # = 6
Command introduced with NSIS v1.60
user_var(length output) str
Sets user variable $x with the length of str.
StrLen $0 "123456" # = 6
Command introduced with NSIS v1.60