3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo() { var_dump(isset($GLOBALS['test'])); } function bar() { global $test; var_dump(isset($test)); } foo(); bar(); foo();

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)
8.4.120.0120.00822.34
8.4.110.0090.01117.65
8.4.100.0090.01117.71
8.4.90.0120.00820.28
8.4.80.0070.01320.73
8.4.70.0110.00619.04
8.4.60.0120.00820.51
8.4.50.0060.00518.38
8.4.40.0140.00719.23
8.4.30.0130.00617.51
8.4.20.0070.01517.43
8.4.10.0100.00617.61
8.3.250.0090.00916.29
8.3.240.0130.00618.29
8.3.230.0050.00516.39
8.3.220.0090.01018.98
8.3.210.0090.00916.63
8.3.200.0070.00316.42
8.3.190.0110.00718.71
8.3.180.0080.00717.23
8.3.170.0120.00618.79
8.3.160.0090.00918.28
8.3.150.0120.00617.20
8.3.140.0140.00416.45
8.3.130.0050.00518.11
8.3.120.0090.00618.87
8.3.110.0090.00620.94
8.3.100.0130.00724.06
8.3.90.0040.01126.77
8.3.80.0040.00417.97
8.3.70.0110.00716.53
8.3.60.0150.00016.50
8.3.50.0090.01122.02
8.3.40.0070.00718.63
8.3.30.0070.00718.46
8.3.20.0080.00020.04
8.3.10.0040.00423.55
8.3.00.0040.00419.43
8.2.290.0120.00716.55
8.2.280.0120.00718.05
8.2.270.0150.00417.12
8.2.260.0150.00316.61
8.2.250.0080.00016.38
8.2.240.0060.00317.07
8.2.230.0030.00622.58
8.2.220.0030.00637.54
8.2.210.0060.01226.77
8.2.200.0090.00016.38
8.2.190.0070.00717.98
8.2.180.0140.00718.16
8.2.170.0170.00322.96
8.2.160.0070.00720.77
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0080.00018.81
8.2.110.0000.00922.16
8.2.100.0000.01217.63
8.2.90.0030.00519.08
8.2.80.0060.00317.97
8.2.70.0040.00417.63
8.2.60.0040.00717.90
8.2.50.0060.00318.07
8.2.40.0000.00719.31
8.2.30.0000.00719.84
8.2.20.0090.00017.63
8.2.10.0080.00017.96
8.2.00.0000.00717.99
8.1.330.0130.00516.00
8.1.320.0120.00817.71
8.1.310.0070.01116.18
8.1.300.0150.00419.91
8.1.290.0090.00030.84
8.1.280.0110.00725.92
8.1.270.0120.00422.16
8.1.260.0090.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.48
8.1.230.0000.01117.42
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00917.23
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0060.00318.71
8.1.160.0040.00422.06
8.1.150.0000.00718.85
8.1.140.0000.00817.37
8.1.130.0030.00317.60
8.1.120.0040.00417.44
8.1.110.0050.00317.33
8.1.100.0070.00017.39
8.1.90.0070.00017.36
8.1.80.0040.00417.34
8.1.70.0000.00717.40
8.1.60.0000.00717.39
8.1.50.0000.00917.45
8.1.40.0000.00817.33
8.1.30.0060.00317.64
8.1.20.0040.00417.62
8.1.10.0040.00417.25
8.1.00.0030.00617.28
8.0.300.0030.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00818.31
8.0.270.0080.00017.21
8.0.260.0030.00317.21
8.0.250.0070.00016.91
8.0.240.0030.00316.80
8.0.230.0070.00016.86
8.0.220.0000.00616.81
8.0.210.0000.00716.70
8.0.200.0000.00816.81
8.0.190.0000.00916.90
8.0.180.0040.00416.77
8.0.170.0000.00916.82
8.0.160.0030.00316.71
8.0.150.0000.00716.66
8.0.140.0000.00716.66
8.0.130.0020.00513.27
8.0.120.0040.00416.71
8.0.110.0000.00716.92
8.0.100.0000.00716.64
8.0.90.0000.00716.89
8.0.80.0140.00716.77
8.0.70.0050.00216.66
8.0.60.0040.00416.82
8.0.50.0000.00816.68
8.0.30.0100.00616.85
8.0.20.0120.00917.40
8.0.10.0040.00416.93
8.0.00.0100.00716.67
7.4.330.0000.00515.08
7.4.320.0060.00316.36
7.4.300.0060.00016.48
7.4.290.0040.00416.50
7.4.280.0000.00916.38
7.4.270.0070.00016.48
7.4.260.0030.00316.44
7.4.250.0040.00416.48
7.4.240.0030.00316.41
7.4.230.0070.00016.48
7.4.220.0090.00916.56
7.4.210.0040.01016.64
7.4.200.0000.00816.38
7.4.160.0110.00416.32
7.4.150.0100.00717.40
7.4.140.0080.01117.86
7.4.130.0080.01116.40
7.4.120.0100.00716.44
7.4.110.0120.00616.14
7.4.100.0100.01216.51
7.4.90.0100.01316.37
7.4.80.0030.01619.39
7.4.70.0060.01016.29
7.4.60.0070.01016.54
7.4.50.0030.00516.54
7.4.40.0120.00616.25
7.4.30.0100.01316.69
7.4.00.0060.00914.86
7.3.330.0000.00613.15
7.3.320.0000.00513.29
7.3.310.0050.00216.18
7.3.300.0030.00316.26
7.3.290.0010.01516.30
7.3.280.0060.01116.27
7.3.270.0110.00717.40
7.3.260.0060.01116.55
7.3.250.0140.00516.28
7.3.240.0070.01016.37
7.3.230.0060.01016.39
7.3.210.0070.01016.48
7.3.200.0110.01116.51
7.3.190.0090.00616.44
7.3.180.0110.00516.40
7.3.170.0110.00816.41
7.3.160.0100.01216.30
7.2.330.0140.00416.66
7.2.320.0190.00316.59
7.2.310.0100.00616.34
7.2.300.0100.00716.38
7.2.290.0100.00616.45
7.2.60.0080.00416.91
7.1.200.0000.01315.72
7.1.70.0070.00717.25
7.1.60.0070.01719.13
7.1.50.0040.01216.82
7.1.00.0130.06322.35
7.0.200.0000.00716.40
7.0.60.0170.06019.93
7.0.50.0070.03717.84
7.0.40.0070.05720.20
7.0.30.0400.07720.07
7.0.20.0300.05020.26
7.0.10.0000.06720.06
7.0.00.0030.05320.15
5.6.280.0070.06321.10
5.6.210.0070.08020.71
5.6.200.0100.07318.22
5.6.190.0030.08320.61
5.6.180.0330.06720.50
5.6.170.0230.04020.55
5.6.160.0070.06320.60
5.6.150.0070.06718.24
5.6.140.0070.04018.18
5.6.130.0030.04318.27
5.6.120.0070.04721.12
5.6.110.0070.06721.02
5.6.100.0130.07721.00
5.6.90.0100.08021.10
5.6.80.0030.04020.41
5.5.350.0030.08020.44
5.5.340.0070.06017.99
5.5.330.0070.04320.29
5.5.320.1770.06020.24
5.5.310.0230.04720.34
5.5.300.0070.08017.98
5.5.290.0000.06317.98
5.5.280.0130.08020.87
5.5.270.0100.07020.95
5.5.260.0130.07720.87
5.5.250.0070.08720.68
5.5.240.0030.08020.19
5.4.450.0900.05019.47
5.4.440.0800.06319.20
5.4.430.0770.05719.43
5.4.420.0600.05319.29
5.4.410.0800.05019.06
5.4.400.0800.05319.25
5.4.390.0830.04719.24
5.4.380.0730.05019.12
5.4.370.0600.06718.86
5.4.360.0670.05719.04
5.4.350.0600.05719.05
5.4.340.0730.05718.84
5.4.320.0730.04719.00
5.4.310.0630.04319.24
5.4.300.0570.05319.13
5.4.290.0570.05019.05
5.4.280.0530.05718.97
5.4.270.0500.05718.86
5.4.260.0700.04719.17
5.4.250.0600.06018.97
5.4.240.0700.05318.83
5.4.230.0700.05719.10
5.4.220.0700.06019.27
5.4.210.0700.04718.99
5.4.200.0700.05719.15
5.4.190.0570.06019.04
5.4.180.0630.05719.12
5.4.170.0700.04719.23
5.4.160.0670.05719.09
5.4.150.0800.05318.98
5.4.140.0730.04316.47
5.4.130.0770.04016.37
5.4.120.0530.05016.43
5.4.110.0570.05316.47
5.4.100.0630.07016.64
5.4.90.0670.04716.53
5.4.80.0700.04316.59
5.4.70.0100.04716.57
5.4.60.0200.03316.23
5.4.50.0030.07016.43
5.4.40.0130.04716.33
5.4.30.0100.07016.42
5.4.20.0230.07016.53
5.4.10.0130.04016.43

preferences:
35.87 ms | 403 KiB | 5 Q