3v4l.org

run code in 300+ PHP versions simultaneously
<?php const API_KEY = 'de527b836bf340274089f76a6aef03610d88585464d07e625bdec9735b8125bf'; echo API_KEY + 'test'; echo PHP_EOL; echo API_KEY . 'test'; echo PHP_EOL; echo 'X' + 'Y'; echo PHP_EOL;

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)
8.3.60.0100.00716.50
8.3.50.0070.01121.91
8.3.40.0150.00618.82
8.3.30.0070.00718.75
8.3.20.0080.00019.97
8.3.10.0070.00023.39
8.3.00.0090.00319.51
8.2.180.0060.00918.41
8.2.170.0140.00722.96
8.2.160.0070.00720.43
8.2.150.0060.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00417.63
8.2.120.0080.00026.35
8.2.110.0030.00622.18
8.2.100.0110.00018.03
8.2.90.0040.00419.18
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0030.00617.80
8.2.50.0060.00318.07
8.2.40.0050.00319.37
8.2.30.0000.00820.61
8.2.20.0040.00717.74
8.2.10.0000.00718.05
8.2.00.0040.00418.04
8.1.280.0070.00725.92
8.1.270.0040.00822.05
8.1.260.0050.00228.09
8.1.250.0070.00028.09
8.1.240.0100.00023.97
8.1.230.0070.00419.16
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0060.00617.22
8.1.190.0090.00017.22
8.1.180.0040.00418.10
8.1.170.0040.00418.63
8.1.160.0030.00322.00
8.1.150.0040.00418.71
8.1.140.0040.00419.39
8.1.130.0030.00317.68
8.1.120.0030.00317.27
8.1.110.0000.00717.38
8.1.100.0030.00317.35
8.1.90.0000.00717.33
8.1.80.0070.00017.38
8.1.70.0030.00317.27
8.1.60.0090.00017.55
8.1.50.0060.00317.48
8.1.40.0030.00617.37
8.1.30.0040.00417.53
8.1.20.0050.00317.43
8.1.10.0060.00317.34
8.1.00.0040.00417.39
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00318.34
8.0.270.0070.00017.24
8.0.260.0030.00317.29
8.0.250.0030.00316.91
8.0.240.0000.00717.05
8.0.230.0040.00417.00
8.0.220.0030.00316.96
8.0.210.0030.00316.83
8.0.200.0000.00616.91
8.0.190.0050.00316.98
8.0.180.0030.00516.99
8.0.170.0000.00816.89
8.0.160.0030.00316.84
8.0.150.0070.00016.88
8.0.140.0030.00616.79
8.0.130.0030.00313.38
8.0.120.0000.00816.91
8.0.110.0000.00816.83
8.0.100.0040.00416.78
8.0.90.0050.00316.98
8.0.80.0030.01316.85
8.0.70.0050.00317.03
8.0.60.0000.00717.05
8.0.50.0000.00716.79
8.0.30.0100.00817.23
8.0.20.0110.00717.40
8.0.10.0040.00417.00
8.0.00.0120.00716.84
7.4.330.0000.00616.79
7.4.320.0000.00616.52
7.4.300.0030.00316.51
7.4.290.0000.00716.45
7.4.280.0040.00416.52
7.4.270.0070.00016.58
7.4.260.0070.00016.42
7.4.250.0040.00416.39
7.4.240.0020.00516.48
7.4.230.0050.00216.61
7.4.220.0160.01016.57
7.4.210.0100.00316.55
7.4.200.0000.00716.43
7.4.160.0050.01016.41
7.4.150.0170.00017.40
7.4.140.0060.01217.86
7.4.130.0090.00916.48
7.4.120.0070.01016.40
7.4.110.0100.00616.48
7.4.100.0140.00916.33
7.4.90.0040.01316.48
7.4.80.0070.01319.39
7.4.70.0090.00916.56
7.4.60.0030.01216.51
7.4.50.0040.01116.49
7.4.40.0100.00616.51
7.4.30.0030.01316.38
7.4.00.0060.00614.58
7.3.330.0080.00013.02
7.3.320.0030.00313.00
7.3.310.0070.00016.09
7.3.300.0030.00316.21
7.3.290.0070.01016.27
7.3.280.0110.00616.25
7.3.270.0130.00317.40
7.3.260.0070.01016.22
7.3.250.0120.00616.35
7.3.240.0110.00616.18
7.3.230.0030.01216.39
7.3.210.0090.00916.11
7.3.200.0090.00916.20
7.3.190.0140.00616.53
7.3.180.0060.00916.37
7.3.170.0170.00316.30
7.3.160.0060.01616.54
7.2.330.0070.01116.44
7.2.320.0030.01516.64
7.2.310.0030.01416.44
7.2.300.0070.01016.64
7.2.290.0070.01016.51
7.2.60.0090.00916.50
7.2.00.0030.01419.47
7.1.200.0080.00315.83
7.1.100.0030.01018.16
7.1.70.0070.00716.88
7.1.60.0090.01519.36
7.1.50.0070.01416.55
7.1.00.0100.06722.48
7.0.200.0060.00316.61
7.0.60.0300.07719.78
7.0.50.0100.05717.86
7.0.40.0070.04320.24
7.0.30.0300.07320.30
7.0.20.0330.05320.20
7.0.10.0170.07319.99
7.0.00.0030.06720.33
5.6.210.0000.04320.56
5.6.200.0030.06718.21
5.6.190.0000.04320.41
5.6.180.0600.04320.32
5.6.170.0270.04020.50
5.6.160.0200.06020.51
5.6.150.0100.08018.12
5.6.140.0130.07318.16
5.6.130.0100.04018.15
5.6.120.0170.06320.95
5.6.110.0170.07021.08
5.6.100.0070.04320.95
5.6.90.0030.05320.95
5.6.80.0030.07720.39
5.5.350.0200.07720.37
5.5.340.0070.08317.89
5.5.330.0100.03320.23
5.5.320.0300.06720.32
5.5.310.0200.08020.17
5.5.300.0130.07717.95
5.5.290.0000.04317.93
5.5.280.0070.06720.93
5.5.270.0100.08720.96
5.5.260.0070.04020.84
5.5.250.0230.06720.45
5.5.240.0100.08020.27

preferences:
51.96 ms | 401 KiB | 5 Q