I'm translating (hacking) code from Perl to PHP and have two reg exp expressions I
can't figure out what they do.
1st: $goodbadnum =~ tr/0-9//cd; I think this one removes any chars that are not
numbers.
2nd: $goodbadnum =~ tr/0-9/x/; I think this one replaces and numbers with an 'x'.
Right,
On 24-Jun-2003 Sparky Kopetzky wrote:
I'm translating (hacking) code from Perl to PHP and have two reg exp
expressions I can't figure out what they do.
1st: $goodbadnum =~ tr/0-9//cd; I think this one removes any chars that
are not numbers.
Nope. That removes digits '0-9'
$goodbadnum=
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