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Page 36: User Input Verification
Page 36

  
  User Input Verification
  Wrong:
    if ( $something !~ /$BADCHARS/ ) {
  Right
    if ( $something =~ /^ $GOODCHARS $/x ) {
    if ( $something =~ /^ $GOODPATTERN $/x ) {

Copyright 2003, Bri Hatch of Onsight, Inc.

Presented at SPUG, 2003.

Presentation created using vim and MagicPoint.