3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test() { $name = '$lol'; $$name = 'wtf'; } test();

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)
8.3.40.0070.01018.86
8.3.30.0070.00720.03
8.3.20.0050.00320.20
8.3.10.0080.00020.89
8.3.00.0040.00422.46
8.2.170.0100.01022.96
8.2.160.0100.00722.07
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00320.49
8.2.110.0000.01019.30
8.2.100.0070.00417.72
8.2.90.0040.00419.03
8.2.80.0050.00318.04
8.2.70.0080.00017.50
8.2.60.0040.00417.93
8.2.50.0030.00718.07
8.2.40.0050.00218.21
8.2.30.0070.00019.31
8.2.20.0000.00817.64
8.2.10.0000.00717.73
8.2.00.0030.00617.64
8.1.270.0080.00023.99
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0040.00423.87
8.1.230.0070.00320.99
8.1.220.0030.00618.77
8.1.210.0060.00320.80
8.1.200.0040.00417.35
8.1.190.0040.00417.53
8.1.180.0080.00018.10
8.1.170.0050.00318.59
8.1.160.0030.00518.80
8.1.150.0050.00318.64
8.1.140.0050.00217.36
8.1.130.0040.00417.82
8.1.120.0070.00017.35
8.1.110.0030.00717.41
8.1.100.0030.00517.46
8.1.90.0040.00417.45
8.1.80.0030.00417.44
8.1.70.0050.00317.30
8.1.60.0040.00417.44
8.1.50.0050.00317.36
8.1.40.0070.00017.46
8.1.30.0060.00317.67
8.1.20.0040.00417.51
8.1.10.0000.00917.45
8.1.00.0050.00217.38
8.0.300.0000.00819.81
8.0.290.0000.00817.16
8.0.280.0070.00018.37
8.0.270.0000.00817.15
8.0.260.0030.00316.71
8.0.250.0000.00716.96
8.0.240.0000.00816.93
8.0.230.0030.00316.96
8.0.220.0050.00216.85
8.0.210.0040.00416.89
8.0.200.0000.00616.82
8.0.190.0000.00716.88
8.0.180.0000.01116.96
8.0.170.0000.00716.89
8.0.160.0070.00017.01
8.0.150.0030.00516.88
8.0.140.0040.00416.85
8.0.130.0030.00313.35
8.0.120.0030.00516.79
8.0.110.0040.00416.78
8.0.100.0000.00816.73
8.0.90.0050.00316.93
8.0.80.0130.00316.85
8.0.70.0000.00916.84
8.0.60.0040.00416.69
8.0.50.0000.00816.78
8.0.30.0130.01016.96
8.0.20.0070.01117.40
8.0.10.0000.00816.95
8.0.00.0070.01416.79
7.4.330.0070.00014.98
7.4.320.0000.00716.47
7.4.300.0000.00716.57
7.4.290.0030.00316.35
7.4.280.0030.00316.53
7.4.270.0030.00316.60
7.4.260.0000.00613.28
7.4.250.0000.00716.54
7.4.240.0030.00516.57
7.4.230.0000.00716.49
7.4.220.0060.01216.39
7.4.210.0080.00716.55
7.4.200.0000.00716.67
7.4.190.0060.00016.54
7.4.160.0100.00616.41
7.4.150.0090.00917.40
7.4.140.0070.01517.86
7.4.130.0160.00816.54
7.4.120.0070.01016.65
7.4.110.0070.01016.55
7.4.100.0140.00316.53
7.4.90.0070.01616.53
7.4.80.0040.01319.39
7.4.70.0030.01216.31
7.4.60.0090.00916.37
7.4.50.0000.00816.30
7.4.40.0100.00022.77
7.4.30.0030.01216.47
7.4.00.0050.01215.10
7.3.330.0030.00313.25
7.3.320.0020.00213.11
7.3.310.0030.00316.45
7.3.300.0000.00716.30
7.3.290.0030.01016.26
7.3.280.0120.00516.32
7.3.270.0090.00917.40
7.3.260.0140.00318.24
7.3.250.0110.00616.38
7.3.240.0070.01416.37
7.3.230.0080.00816.52
7.3.210.0120.00616.46
7.3.200.0120.00819.39
7.3.190.0160.00616.48
7.3.180.0040.01216.36
7.3.170.0060.01516.57
7.3.160.0090.00616.16
7.3.120.0050.01314.85
7.3.110.0060.00914.84
7.3.100.0000.01514.74
7.3.90.0000.00914.66
7.3.80.0040.01114.93
7.3.70.0030.00714.95
7.3.60.0100.00714.80
7.3.50.0030.00614.92
7.3.40.0090.00614.59
7.3.30.0000.01114.92
7.3.20.0130.00016.69
7.3.10.0050.00816.68
7.3.00.0030.00616.55
7.2.330.0140.00416.47
7.2.320.0100.00716.46
7.2.310.0100.01316.53
7.2.300.0100.00716.61
7.2.290.0140.00316.27
7.2.250.0030.01615.16
7.2.240.0060.01314.99
7.2.230.0030.01314.77
7.2.220.0060.00314.96
7.2.210.0060.00914.61
7.2.200.0060.00614.75
7.2.190.0030.00714.70
7.2.180.0060.00314.58
7.2.170.0040.01115.06
7.2.60.0000.01616.75
7.2.00.0130.00818.86
7.1.330.0000.01415.58
7.1.320.0040.01215.66
7.1.310.0040.01115.94
7.1.300.0060.00915.43
7.1.290.0030.01015.66
7.1.280.0040.00415.54
7.1.270.0030.00915.79
7.1.260.0100.00615.57
7.1.200.0060.00315.78
7.1.100.0060.00618.08
7.1.70.0000.00716.84
7.1.60.0090.01519.17
7.1.50.0100.01416.82
7.1.00.0030.03722.30
7.0.200.0090.00914.59
7.0.140.0030.07022.19
7.0.100.0130.07320.03
7.0.90.0070.08719.90
7.0.80.0030.08319.89
7.0.70.0330.07019.90
7.0.60.0270.05020.05
7.0.50.0270.04320.15
7.0.40.0070.04020.04
7.0.30.0030.05720.23
7.0.20.0100.04320.18
7.0.10.0100.03320.02
7.0.00.0000.05020.07
5.6.280.0100.06721.02
5.6.250.0070.07720.57
5.6.240.0100.08020.68
5.6.230.0170.07320.53
5.6.220.0070.05020.62
5.6.210.0000.04320.66
5.6.200.0000.04721.18
5.6.190.0030.06720.98
5.6.180.0030.04020.95
5.6.170.0070.04021.11
5.6.160.0030.04020.98
5.6.150.0030.05321.09
5.6.140.0030.05320.94
5.6.130.0030.04321.17
5.6.120.0100.03721.14
5.6.110.0070.04321.02
5.6.100.0100.05721.00
5.6.90.0030.04321.03
5.6.80.0070.03720.44
5.6.70.0070.03720.43
5.6.60.0000.04320.41
5.6.50.0100.05020.50
5.6.40.0070.04020.42
5.6.30.0030.04020.54
5.6.20.0070.03720.30
5.6.10.0030.04320.38
5.6.00.0100.03320.46
5.5.380.0130.07720.49
5.5.370.0030.08720.42
5.5.360.0030.04720.36
5.5.350.0070.04020.41
5.5.340.0000.04720.79
5.5.330.0130.06020.65
5.5.320.0100.03720.93
5.5.310.0030.04020.77
5.5.300.0070.03720.64
5.5.290.0070.05020.83
5.5.280.0030.04720.89
5.5.270.0030.04320.82
5.5.260.0030.04720.76
5.5.250.0030.06320.58
5.5.240.0030.04020.26
5.5.230.0030.04020.27
5.5.220.0030.04020.14
5.5.210.0070.03720.14
5.5.200.0000.04720.28
5.5.190.0070.05020.21
5.5.180.0130.03720.12
5.5.160.0000.04720.18
5.5.150.0070.03720.18
5.5.140.0070.03719.98
5.5.130.0100.07320.22
5.5.120.0030.07020.17
5.5.110.0030.08020.27
5.5.100.0030.05020.18
5.5.90.0070.08020.18
5.5.80.0030.05020.21
5.5.70.0100.07720.09
5.5.60.0030.08320.11
5.5.50.0170.06020.04
5.5.40.0130.07320.14
5.5.30.0070.07320.05
5.5.20.0030.07720.06
5.5.10.0170.06720.06
5.5.00.0130.07019.98
5.4.450.0030.04719.49
5.4.440.0000.05319.46
5.4.430.0070.03719.45
5.4.420.0070.03719.48
5.4.410.0100.08019.29
5.4.400.0000.04018.88
5.4.390.0030.03719.05
5.4.380.0030.03719.04
5.4.370.0030.03719.14
5.4.360.0070.03719.14
5.4.350.0070.03319.21
5.4.340.0030.03719.13
5.4.320.0070.08019.14
5.4.310.0030.04019.14
5.4.300.0070.06019.05
5.4.290.0030.06019.03
5.4.280.0100.07019.05
5.4.270.0100.07318.87
5.4.260.0200.06319.09
5.4.250.0070.07319.03
5.4.240.0170.06319.22
5.4.230.0100.04018.89
5.4.220.0100.08018.84
5.4.210.0070.07319.18
5.4.200.0130.05319.02
5.4.190.0030.07319.13
5.4.180.0030.08018.87
5.4.170.0200.06318.86
5.4.160.0170.06319.12
5.4.150.0070.08019.03
5.4.140.0130.06016.16
5.4.130.0100.06716.29
5.4.120.0000.07716.14
5.4.110.0070.04716.27
5.4.100.0100.07016.40
5.4.90.0100.06316.42
5.4.80.0000.08016.32
5.4.70.0070.06716.47
5.4.60.0100.07016.39
5.4.50.0030.04016.41
5.4.40.0030.05716.47
5.4.30.0100.06316.48
5.4.20.0000.07716.43
5.4.10.0070.05316.46
5.4.00.0030.06715.79
5.3.290.0030.05314.64
5.3.280.0030.04714.62
5.3.270.0100.07014.63
5.3.260.0070.06314.74
5.3.250.0130.06714.67
5.3.240.0130.07014.71
5.3.230.0100.07014.52
5.3.220.0130.07314.49
5.3.210.0100.06314.69
5.3.200.0030.05714.70
5.3.190.0170.06714.60
5.3.180.0070.07714.57
5.3.170.0200.06014.54
5.3.160.0030.04714.54
5.3.150.0070.06714.67
5.3.140.0070.07014.67
5.3.130.0030.04714.58
5.3.120.0030.07314.68
5.3.110.0100.07014.67
5.3.100.0000.08714.02
5.3.90.0030.06713.95
5.3.80.0100.07014.04
5.3.70.0100.04014.11
5.3.60.0070.07314.14
5.3.50.0130.05713.99
5.3.40.0100.07014.08
5.3.30.0070.05313.84
5.3.20.0070.07313.71
5.3.10.0070.07013.67
5.3.00.0100.06713.68
5.2.170.0030.03711.60
5.2.160.0100.05311.60
5.2.150.0100.03711.60
5.2.140.0070.06011.60
5.2.130.0100.05311.60
5.2.120.0070.06011.60
5.2.110.0070.06311.60
5.2.100.0070.06311.60
5.2.90.0130.05711.60
5.2.80.0170.05011.60
5.2.70.0070.07711.60
5.2.60.0030.06311.60
5.2.50.0070.06311.60
5.2.40.0070.05711.60
5.2.30.0100.05311.60
5.2.20.0100.05711.60
5.2.10.0070.06311.60
5.2.00.0070.05011.60
5.1.60.0130.04311.60
5.1.50.0000.06011.60
5.1.40.0200.02311.60
5.1.30.0130.04711.60
5.1.20.0030.03311.60
5.1.10.0100.05011.60
5.1.00.0130.04311.60
5.0.50.0000.05011.60
5.0.40.0030.02311.60
5.0.30.0070.03011.60
5.0.20.0000.04711.60
5.0.10.0000.04311.60
5.0.00.0030.06011.60
4.4.90.0030.01711.60
4.4.80.0000.03711.60
4.4.70.0030.02711.60
4.4.60.0000.03711.60
4.4.50.0070.03311.60
4.4.40.0000.06011.60
4.4.30.0000.03011.60
4.4.20.0030.03711.60
4.4.10.0000.03711.60
4.4.00.0030.05311.60
4.3.110.0030.03311.60
4.3.100.0070.03011.60
4.3.90.0000.03711.60
4.3.80.0000.04711.60
4.3.70.0030.03311.60
4.3.60.0000.03711.60
4.3.50.0030.03711.60
4.3.40.0000.04711.60
4.3.30.0030.03711.60
4.3.20.0070.02311.60
4.3.10.0030.03011.60
4.3.00.0030.02711.60

preferences:
43.32 ms | 400 KiB | 5 Q