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<?php $tz = "Etc/GMT+3"; try { new DateTimeZone( $tz ); echo "good: $tz"; } catch ( Exception $e ) { echo "bad: $tz"; }
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.13, 8.1.15 - 8.1.28, 8.2.0, 8.2.2 - 8.2.18, 8.3.0 - 8.3.6
good: Etc/GMT+3
Output for 8.1.14, 8.2.1
bad: Etc/GMT+3
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTimeZone' not found in /in/FDrh8 on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '{' in /in/FDrh8 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '{' in /in/FDrh8 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/FDrh8 on line 5
Process exited with code 255.

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