It could also have something to do with the way you initialize it. 
# initializing like this will represent '0' as a number
$foo = 0;

# by double quoting it, the '0' should be seen as a string
$foo = "0";

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- kel -

In reply to Re: Changing a number to a string by dsb
in thread Changing a number to a string by Anonymous Monk

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