Reference/FileWrite
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FileWrite
handle string
Writes an ANSI string to a file opened with FileOpen. If an error occurs writing, the error flag will be set.
(If you are building a Unicode installer, the function makes the adequate conversion and writes an ANSI string)
ClearErrors FileOpen $0 $INSTDIR\file.dat w IfErrors done FileWrite $0 "some text" FileClose $0 done:
Command introduced with NSIS v1.60
