When i put tried this in my example you can see the exaple at
it compiles but it behaves starange which i can't understand
in the installer it comes as ...............
ReadRegStr $4 HKLM\Software\MicrosoftPHP\CurrentVersion
MessageBox: 0: "Your system has PHP"
MessageBox: 0: "Your system doesn't have php"
it should not go in done and proceed function then why it is going i used quit instead of "Abort"
Thanx for yr reply