3v4l.org

run code in 300+ PHP versions simultaneously
<?php //差分を見て前回から更新があったかどうか確認 $old_article = file_get_contents(''); $new_article = file_get_contents(''); $old_article = mb_convert_encoding($old_article, "SJIS", "UTF-8"); $new_article = mb_convert_encoding($new_article, "SJIS", "UTF-8"); $diff = xdiff_string_diff($old_article, $new_article, 1); if (is_string($diff)) { echo "2 つの差分:\n"; echo $diff; } ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ValueError: Path cannot be empty in /in/47fpd:4 Stack trace: #0 /in/47fpd(4): file_get_contents('') #1 {main} thrown in /in/47fpd on line 4
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, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: file_get_contents(): Filename cannot be empty in /in/47fpd on line 4 Warning: file_get_contents(): Filename cannot be empty in /in/47fpd on line 5 Fatal error: Uncaught Error: Call to undefined function xdiff_string_diff() in /in/47fpd:10 Stack trace: #0 {main} thrown in /in/47fpd on line 10
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Warning: file_get_contents(): Filename cannot be empty in /in/47fpd on line 4 Warning: file_get_contents(): Filename cannot be empty in /in/47fpd on line 5 Fatal error: Call to undefined function xdiff_string_diff() in /in/47fpd on line 10
Process exited with code 255.
preferences:
181.18 ms | 402 KiB | 183 Q