3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "test"; var_dump( pack('NQ>C',"123456789","123456789123456789",1) ); var_dump( pack('N',$Cardid).pack('C*', unpack ('C*', pack ('Q', $Stbid))).pack('C',1); ); echo "examples"; var_dump( pack('S', 1), pack('L', 1), pack('Q', 1), pack('I', 1) ); var_dump( pack('n', 1), pack('N', 1), pack('J', 1), pack('I', 1) ); var_dump( pack('v', 1), pack('V', 1), pack('P', 1), pack('I', 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)
7.0.00.0130.07320.22
5.6.160.0030.06020.57
5.6.150.0030.08018.16
5.6.140.0100.03318.16
5.6.130.0030.08018.16
5.6.120.0030.06021.02
5.6.110.0000.04721.02
5.6.100.0170.06021.00
5.6.90.0130.05720.98
5.6.80.0070.08320.38
5.5.300.0130.07017.96
5.5.290.0100.05718.07
5.5.280.0100.08020.98
5.5.270.0030.04020.66
5.5.260.0130.03320.97
5.5.250.0100.08020.77
5.5.240.0300.07020.27

preferences:
143.23 ms | 1394 KiB | 7 Q