3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (isset($a)) return $a; else throw new Exception();

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)
8.3.60.0140.00718.43
8.3.50.0140.00716.64
8.3.40.0100.00718.62
8.3.30.0070.00718.71
8.3.20.0080.00022.61
8.3.10.0050.00323.68
8.3.00.0040.00422.52
8.2.180.0030.01416.75
8.2.170.0090.01222.96
8.2.160.0070.00722.09
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00719.54
8.2.110.0030.00620.36
8.2.100.0110.00019.51
8.2.90.0000.00919.08
8.2.80.0000.00817.97
8.2.70.0080.00017.80
8.2.60.0040.00417.97
8.2.50.0090.00018.10
8.2.40.0000.00719.17
8.2.30.0000.00719.13
8.2.20.0070.00017.89
8.2.10.0000.00719.21
8.2.00.0000.00717.93
8.1.280.0140.00725.92
8.1.270.0000.00720.20
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00620.39
8.1.230.0050.00517.70
8.1.220.0070.00017.79
8.1.210.0000.00818.77
8.1.200.0150.00317.38
8.1.190.0090.00017.23
8.1.180.0000.00818.10
8.1.170.0000.00918.55
8.1.160.0030.00318.75
8.1.150.0000.00718.68
8.1.140.0000.00720.73
8.1.130.0000.00720.18
8.1.120.0040.00417.34
8.1.110.0000.00717.34
8.1.100.0000.00717.34
8.1.90.0040.00617.26
8.1.80.0030.00517.23
8.1.70.0030.00317.27
8.1.60.0140.00017.33
8.1.50.0030.00517.45
8.1.40.0050.00217.39
8.1.30.0040.00417.46
8.1.20.0040.00417.46
8.1.10.0040.00417.46
8.1.00.0080.00017.44
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0000.00718.36
8.0.270.0040.00417.18
8.0.260.0030.00318.36
8.0.250.0000.00916.84
8.0.240.0040.00416.94
8.0.230.0030.00316.84
8.0.220.0030.00316.87
8.0.210.0070.00016.77
8.0.200.0000.00716.98
8.0.190.0000.00816.89
8.0.180.0030.00316.79
8.0.170.0040.00416.78
8.0.160.0030.00316.89
8.0.150.0030.00316.83
8.0.140.0040.00416.89
8.0.130.0030.00313.41
8.0.120.0040.00416.81
8.0.110.0000.00817.01
8.0.100.0000.00716.91
8.0.90.0040.00416.91
8.0.80.0000.02116.89
8.0.70.0030.00516.82
8.0.60.0000.00816.94
8.0.50.0060.00317.05
8.0.30.0150.00716.99
8.0.20.0190.00317.10
8.0.10.0040.00416.80
8.0.00.0080.00916.63
7.4.330.0020.00216.84
7.4.320.0030.00316.44
7.4.300.0060.00016.38
7.4.290.0000.00716.47
7.4.280.0000.00716.46
7.4.270.0030.00316.48
7.4.260.0060.00316.31
7.4.250.0030.00316.43
7.4.240.0040.00316.41
7.4.230.0000.00716.36
7.4.220.0000.00816.63
7.4.210.0090.00916.49
7.4.200.0040.00416.60
7.4.160.0070.01016.46
7.4.140.0100.00717.86
7.4.130.0140.01016.56
7.4.120.0070.01016.48
7.4.110.0030.01416.65
7.4.100.0090.00916.36
7.4.90.0060.01016.33
7.4.80.0140.00419.39
7.4.70.0000.02116.47
7.4.60.0070.01016.64
7.4.50.0100.00316.56
7.4.40.0180.00416.14
7.4.00.0000.01414.96
7.3.330.0000.00512.95
7.3.320.0030.00313.04
7.3.310.0040.00416.39
7.3.300.0070.00016.21
7.3.290.0030.00316.16
7.3.280.0070.00716.15
7.3.260.0090.00916.46
7.3.240.0050.01316.41
7.3.230.0060.01216.20
7.3.210.0090.00616.30
7.3.200.0060.01016.57
7.3.190.0200.00316.54
7.3.180.0080.00916.45
7.3.170.0130.00316.36
7.3.160.0170.00316.25
7.3.120.0030.01414.61
7.3.110.0030.01615.04
7.3.100.0090.00614.64
7.3.90.0070.00714.95
7.3.80.0080.00614.76
7.3.70.0000.00914.65
7.3.60.0030.01414.86
7.3.50.0090.00614.82
7.3.40.0060.00614.66
7.3.30.0040.00714.62
7.3.20.0400.01015.58
7.3.10.0230.00515.43
7.3.00.0400.01115.59
7.2.330.0120.00616.28
7.2.320.0040.02116.40
7.2.310.0050.01116.72
7.2.300.0070.01016.44
7.2.290.0070.01016.45
7.2.240.0070.01015.13
7.2.230.0130.00314.93
7.2.220.0040.01215.07
7.2.210.0090.00915.09
7.2.200.0060.00614.93
7.2.190.0080.00814.98
7.2.180.0040.00715.00
7.2.170.0090.00614.98
7.2.160.0080.01114.84
7.2.150.0360.00615.62
7.2.140.0410.00515.85
7.2.130.0450.00515.84
7.2.120.0380.00715.69
7.2.110.0260.01315.82
7.2.100.0310.00815.88
7.2.90.0370.01215.96
7.2.80.0320.00816.02
7.2.70.0370.00615.97
7.2.60.0390.00515.88
7.2.50.0400.00815.83
7.2.40.0450.01215.89
7.2.30.0410.00915.74
7.2.20.0290.01215.74
7.2.10.0420.00815.96
7.2.00.0440.00315.72
7.1.330.0100.00715.83
7.1.320.0060.00915.71
7.1.310.0110.00415.50
7.1.300.0060.00615.57
7.1.290.0070.00415.39
7.1.280.0100.00615.68
7.1.270.0410.00714.70
7.1.260.0330.00714.72
7.1.250.0430.00514.77

preferences:
69.21 ms | 401 KiB | 5 Q