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<?php function isbn_validateten($isbn) { #$isbn = str_replace(array(' ', '-'), '' $isbn); $chksum = substr($isbn, -1, 1); $isbn = substr($isbn, 0, -1); if (preg_match('/X/i', $chksum)) { $chksum="10"; } $sum = isbn_genchksum10($isbn); if ($chksum == $sum){ return 1; }else{ return 0; } } if(isbn_validateten($_GET['isbn'])) { header("Location: http://ad.zanox.com/ppc/?22806504C1206851698T&ULP=".$_GET['isbn']); } else { die('Fehlerhafte ISBN'); } ?>
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined array key "isbn" in /in/Ge0hY on line 16 Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /in/Ge0hY on line 4 Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /in/Ge0hY on line 5 Fatal error: Uncaught Error: Call to undefined function isbn_genchksum10() in /in/Ge0hY:7 Stack trace: #0 /in/Ge0hY(16): isbn_validateten('') #1 {main} thrown in /in/Ge0hY on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Warning: Undefined array key "isbn" in /in/Ge0hY on line 16 Fatal error: Uncaught Error: Call to undefined function isbn_genchksum10() in /in/Ge0hY:7 Stack trace: #0 /in/Ge0hY(16): isbn_validateten('') #1 {main} thrown in /in/Ge0hY on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined index: isbn in /in/Ge0hY on line 16 Fatal error: Uncaught Error: Call to undefined function isbn_genchksum10() in /in/Ge0hY:7 Stack trace: #0 /in/Ge0hY(16): isbn_validateten(false) #1 {main} thrown in /in/Ge0hY on line 7
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.26
Fatal error: Uncaught Error: Call to undefined function isbn_genchksum10() in /in/Ge0hY:7 Stack trace: #0 /in/Ge0hY(16): isbn_validateten(false) #1 {main} thrown in /in/Ge0hY on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Notice: Undefined index: isbn in /in/Ge0hY on line 16 Fatal error: Call to undefined function isbn_genchksum10() in /in/Ge0hY on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Notice: Undefined index: isbn in /in/Ge0hY on line 16 Fatal error: Call to undefined function isbn_genchksum10() in /in/Ge0hY on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Notice: Undefined index: isbn in /in/Ge0hY on line 16 Fatal error: Call to undefined function: isbn_genchksum10() in /in/Ge0hY on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Notice: Undefined index: isbn in /in/Ge0hY on line 16 Fatal error: Call to undefined function: isbn_genchksum10() in /in/Ge0hY on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Notice: Undefined index: isbn in /in/Ge0hY on line 16 Fatal error: Call to undefined function: isbn_genchksum10() in /in/Ge0hY on line 7
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