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Is it ok to send an unset variable to a function?

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Is it ok to send an unset variable to a function?

Postby Tony121076 » Tue Apr 01, 2003 5:58 am

I know this is easy to test, but I can't test anything right now (long story, please humor me).

Will I get an error if I pass, say 3 variables to a function, if one of those variables is unset?

NOTE: The function doesn't ever refer to the unset variable, except when it's called, ie...

function myfunc ($setvar1, $setvar2, $unsetvar) {
...
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Postby *JaH* » Tue Apr 01, 2003 6:41 am

yes you will. You'll get the Undefined Variable error, but your script will go on :) if you put an @ before it, it will ignore the error
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