3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; echo isset($a['q']);

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)
8.3.60.0090.01218.30
8.3.50.0110.00316.38
8.3.40.0100.01018.64
8.3.30.0060.00918.71
8.3.20.0060.00320.35
8.3.10.0070.00323.50
8.3.00.0030.00519.79
8.2.180.0070.01418.16
8.2.170.0060.00922.96
8.2.160.0000.01419.27
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00819.30
8.2.120.0040.00426.35
8.2.110.0040.00422.31
8.2.100.0080.00417.97
8.2.90.0050.00319.30
8.2.80.0030.00518.02
8.2.70.0050.00317.75
8.2.60.0080.00017.93
8.2.50.0000.00818.10
8.2.40.0040.00420.36
8.2.30.0040.00419.41
8.2.20.0000.00718.05
8.2.10.0050.00317.95
8.2.00.0000.00718.05
8.1.280.0060.00925.92
8.1.270.0020.00522.23
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.97
8.1.230.0030.00922.14
8.1.220.0080.00017.77
8.1.210.0030.00618.77
8.1.200.0060.00317.13
8.1.190.0020.00517.23
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0030.00519.04
8.1.150.0030.00618.54
8.1.140.0040.00419.57
8.1.130.0030.00318.77
8.1.120.0040.00417.41
8.1.110.0080.00017.24
8.1.100.0040.00417.42
8.1.90.0050.00317.44
8.1.80.0000.00717.24
8.1.70.0000.00717.28
8.1.60.0050.00317.48
8.1.50.0040.00417.45
8.1.40.0040.00417.38
8.1.30.0000.00817.47
8.1.20.0000.00817.54
8.1.10.0040.00417.53
8.1.00.0050.00217.34
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.50
8.0.270.0070.00017.25
8.0.260.0070.00016.88
8.0.250.0040.00416.93
8.0.240.0040.00416.89
8.0.230.0030.00316.79
8.0.220.0000.00716.71
8.0.210.0000.00716.84
8.0.200.0030.00316.83
8.0.190.0030.00516.90
8.0.180.0000.00816.73
8.0.170.0000.00716.73
8.0.160.0060.00316.71
8.0.150.0050.00216.80
8.0.140.0040.00416.83
8.0.130.0050.00013.24
8.0.120.0050.00216.70
8.0.110.0030.00316.62
8.0.100.0000.00716.64
8.0.90.0080.00016.86
8.0.80.0060.01016.77
8.0.70.0000.00916.73
8.0.60.0000.00716.86
8.0.50.0070.00016.71
8.0.30.0100.00717.28
8.0.20.0110.00817.40
8.0.10.0040.00416.83
8.0.00.0030.01316.86
7.4.330.0000.00515.55
7.4.320.0030.00316.57
7.4.300.0070.00016.54
7.4.290.0070.00016.36
7.4.280.0040.00816.50
7.4.270.0000.00716.34
7.4.260.0030.00316.43
7.4.250.0080.00016.35
7.4.240.0000.00716.52
7.4.230.0070.00016.60
7.4.220.0090.00916.49
7.4.210.0100.00716.43
7.4.200.0030.00316.41
7.4.160.0050.01116.43
7.4.150.0150.00617.40
7.4.140.0140.00717.86
7.4.130.0120.00616.32
7.4.120.0150.00616.52
7.4.110.0120.00916.25
7.4.100.0060.01616.46
7.4.90.0140.00316.31
7.4.80.0060.01619.39
7.4.70.0060.01016.34
7.4.60.0060.00916.45
7.4.50.0130.00316.48
7.4.40.0110.00716.30
7.4.30.0140.00316.65
7.4.00.0060.00915.07
7.3.330.0050.00013.18
7.3.320.0030.00312.92
7.3.310.0030.00315.98
7.3.300.0070.00016.23
7.3.290.0030.00316.23
7.3.280.0090.00916.19
7.3.270.0120.00617.40
7.3.260.0100.00816.48
7.3.250.0070.01316.20
7.3.240.0090.01016.48
7.3.230.0100.00616.25
7.3.210.0030.01416.20
7.3.200.0090.01316.30
7.3.190.0060.01316.43
7.3.180.0130.00316.42
7.3.170.0100.01116.24
7.3.160.0120.00416.38
7.3.10.0110.00316.50
7.3.00.0030.01016.52
7.2.330.0060.01216.29
7.2.320.0090.00916.36
7.2.310.0060.00916.41
7.2.300.0170.00016.40
7.2.290.0070.01016.26
7.2.130.0040.01216.99
7.2.120.0040.01316.60
7.2.110.0040.01216.58
7.2.100.0170.00816.75
7.2.90.0080.00816.91
7.2.80.0030.01316.97
7.2.70.0060.00916.84
7.2.60.0020.01516.79
7.2.50.0000.01316.91
7.2.40.0030.01017.00
7.2.30.0060.00616.84
7.2.20.0110.00416.82
7.2.10.0070.01016.76
7.2.00.0050.00717.97
7.1.250.0030.01015.70
7.1.200.0030.01015.59
7.1.100.0130.01017.87
7.1.70.0110.01016.89
7.1.60.0170.01134.73
7.1.50.0160.01934.64
7.1.40.0230.01434.45
7.1.30.0220.01634.30
7.1.20.0190.01834.23
7.1.10.0040.01416.69
7.1.00.0060.00916.35
7.0.200.0080.00916.67
7.0.190.0090.00616.72
7.0.180.0110.00916.28
7.0.170.0060.01216.18
7.0.160.0150.01116.32
7.0.150.0020.01616.14
7.0.140.0060.01116.08
7.0.130.0090.00916.53
7.0.120.0060.01116.34
7.0.110.0030.01416.27
7.0.100.0060.01116.39
7.0.90.0030.01316.09
7.0.80.0100.00716.38
7.0.70.0020.01416.23
7.0.60.0090.00915.89
7.0.50.0030.01216.49
7.0.40.0030.01416.31
7.0.30.0110.00616.30
7.0.20.0100.00716.19
7.0.10.0020.01616.24
7.0.00.0100.00816.29

preferences:
76.37 ms | 401 KiB | 5 Q