3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a ($p_a) { function b ($p_b) { return "I'm 'b' with parameters a:$p_a and b:$p_b\n"; } return b($p_a); } echo b(1);

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)
8.3.60.0160.00018.43
8.3.50.0110.00722.12
8.3.40.0090.00618.91
8.3.30.0080.00518.96
8.3.20.0070.00020.21
8.3.10.0030.00520.65
8.3.00.0080.00019.13
8.2.180.0070.01016.38
8.2.170.0140.00022.96
8.2.160.0030.01020.46
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0070.00022.22
8.2.110.0030.00621.00
8.2.100.0000.01217.66
8.2.90.0000.00819.05
8.2.80.0080.00017.97
8.2.70.0030.00717.63
8.2.60.0030.00517.91
8.2.50.0050.00318.10
8.2.40.0000.00817.90
8.2.30.0000.00819.35
8.2.20.0000.00717.66
8.2.10.0040.00418.02
8.2.00.0040.00417.66
8.1.280.0070.00725.92
8.1.270.0060.00322.21
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0100.00022.66
8.1.230.0040.00717.76
8.1.220.0020.00517.74
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0040.00418.49
8.1.160.0000.00721.85
8.1.150.0040.00418.81
8.1.140.0040.00417.36
8.1.130.0030.00317.75
8.1.120.0000.00717.25
8.1.110.0040.00417.33
8.1.100.0030.00417.27
8.1.90.0030.00317.22
8.1.80.0040.00417.31
8.1.70.0040.00417.32
8.1.60.0030.00617.32
8.1.50.0030.00517.34
8.1.40.0080.00017.32
8.1.30.0050.00317.60
8.1.20.0000.00817.55
8.1.10.0040.00417.50
8.1.00.0000.00717.29
8.0.300.0030.00518.77
8.0.290.0000.00816.75
8.0.280.0000.00718.33
8.0.270.0030.00317.16
8.0.260.0000.00717.09
8.0.250.0000.00716.98
8.0.240.0000.00816.94
8.0.230.0000.00716.89
8.0.220.0030.00316.93
8.0.210.0070.00016.90
8.0.200.0000.00716.83
8.0.190.0030.00416.87
8.0.180.0030.00416.79
8.0.170.0000.00816.95
8.0.160.0030.00516.91
8.0.150.0040.00416.79
8.0.140.0040.00416.87
8.0.130.0000.00613.27
8.0.120.0040.00416.91
8.0.110.0040.00416.88
8.0.100.0020.00516.92
8.0.90.0040.00416.76
8.0.80.0060.00916.84
8.0.70.0000.00716.87
8.0.60.0050.00216.84
8.0.50.0000.00716.84
8.0.30.0140.00517.05
8.0.20.0110.00817.40
8.0.10.0070.00017.03
8.0.00.0080.00816.62
7.4.330.0050.00015.00
7.4.320.0020.00516.32
7.4.300.0000.00616.34
7.4.290.0040.00416.45
7.4.280.0040.00416.51
7.4.270.0030.00316.42
7.4.260.0070.00016.40
7.4.250.0050.00316.49
7.4.240.0020.00616.47
7.4.230.0000.00816.32
7.4.220.0140.00416.46
7.4.210.0000.01416.44
7.4.200.0030.00316.43
7.4.160.0030.01316.37
7.4.150.0040.01317.40
7.4.140.0100.01017.86
7.4.130.0080.01016.57
7.4.120.0080.00916.37
7.4.110.0120.00316.47
7.4.100.0100.00716.54
7.4.90.0090.00616.43
7.4.80.0090.01219.39
7.4.70.0030.01316.41
7.4.60.0070.01016.60
7.4.50.0050.00316.42
7.4.40.0090.00816.26
7.4.30.0090.00916.57
7.4.00.0100.00314.90
7.3.330.0000.00513.29
7.3.320.0050.00013.36
7.3.310.0040.00416.33
7.3.300.0000.00716.16
7.3.290.0100.00416.29
7.3.280.0080.00816.29
7.3.270.0130.00417.40
7.3.260.0130.00316.36
7.3.250.0120.00516.48
7.3.240.0140.00316.57
7.3.230.0100.01016.41
7.3.210.0150.00316.30
7.3.200.0100.00719.39
7.3.190.0090.01216.54
7.3.180.0080.00716.32
7.3.170.0060.00916.46
7.3.160.0100.00616.27
7.3.10.0060.00916.65
7.3.00.0110.00416.52
7.2.330.0030.01516.37
7.2.320.0120.00616.64
7.2.310.0100.01016.61
7.2.300.0060.01616.50
7.2.290.0120.00616.58
7.2.130.0100.00616.56
7.2.120.0030.01316.66
7.2.110.0100.00316.77
7.2.100.0070.00716.48
7.2.90.0000.01316.56
7.2.80.0040.00816.70
7.2.70.0060.00616.93
7.2.60.0050.00716.80
7.2.50.0060.00916.73
7.2.40.0030.00916.84
7.2.30.0120.00316.97
7.2.20.0030.01016.85
7.2.10.0080.00016.93
7.2.00.0020.01118.00
7.1.250.0090.00315.43
7.1.200.0040.00715.30
7.1.100.0000.01118.18
7.1.70.0050.00517.04
7.1.60.0090.00919.12
7.1.50.0170.00716.98
7.1.00.0000.08022.27
7.0.200.0060.00316.80
7.0.140.0000.07721.96
7.0.110.0470.05020.11
7.0.100.0200.03719.97
7.0.90.0430.04319.94
7.0.80.0370.04020.06
7.0.70.0570.03019.97
7.0.60.0430.03320.03
7.0.50.0530.03020.07
7.0.40.0130.05319.73
7.0.30.0030.04019.85
7.0.20.0030.04319.65
7.0.10.0070.05019.84
7.0.00.0070.07719.72
5.6.280.0130.06321.03
5.6.260.0030.03720.66
5.6.250.0070.03020.66
5.6.240.0070.03720.48
5.6.230.0030.04320.69
5.6.220.0030.03720.63
5.6.210.0000.04720.63
5.6.200.0070.03320.64
5.6.190.0000.03720.71
5.6.180.0070.05020.58
5.6.170.0000.04320.69
5.6.160.0030.04320.71
5.6.150.0030.04320.63
5.6.140.0070.03320.71
5.6.130.0100.03020.64
5.6.120.0070.03320.85
5.6.110.0000.04720.55
5.6.100.0070.04720.61
5.6.90.0070.04020.64
5.6.80.0000.04319.94
5.6.70.0070.03720.23
5.6.60.0030.04019.99
5.6.50.0070.05720.03
5.6.40.0070.05019.93
5.6.30.0070.03020.01
5.6.20.0070.03719.94
5.6.10.0100.04719.99
5.6.00.0030.04020.21
5.5.380.0100.03717.57
5.5.370.0100.03017.59
5.5.360.0000.03717.54
5.5.350.0070.07317.68
5.5.340.0000.04017.91
5.5.330.0030.04017.84
5.5.320.0030.03717.96
5.5.310.0030.04318.07
5.5.300.0000.04317.93
5.5.290.0070.04718.25
5.5.280.0100.03318.09
5.5.270.0070.04018.04
5.5.260.0070.03317.92
5.5.250.0030.03317.64
5.5.240.0000.04017.32
5.5.230.0070.03717.47
5.5.220.0070.05017.30
5.5.210.0070.05017.52
5.5.200.0000.05017.48
5.5.190.0030.03317.27
5.5.180.0030.04017.45
5.5.160.0030.08017.43
5.5.150.0030.04017.31
5.5.140.0030.04017.58
5.5.130.0030.04017.48
5.5.120.0030.04017.44
5.5.110.0030.04717.18
5.5.100.0000.03717.51
5.5.90.0100.02717.38
5.5.80.0030.03317.21
5.5.70.0100.03017.15
5.5.60.0030.04017.34
5.5.50.0030.03317.34
5.5.40.0030.03717.46
5.5.30.0070.04017.14
5.5.20.0200.02317.34
5.5.10.0130.07717.46
5.5.00.0100.02717.29
5.4.450.0030.03719.52
5.4.440.0030.04719.57
5.4.430.0030.03319.55
5.4.420.0070.03719.33
5.4.410.0000.03319.43
5.4.400.0070.07319.16
5.4.390.0030.04019.14
5.4.380.0070.06019.01
5.4.370.0030.03719.34
5.4.360.0030.04019.18
5.4.350.0030.08719.21
5.4.340.0030.03319.24
5.4.320.0000.04318.95
5.4.310.0000.03319.26
5.4.300.0030.03319.01
5.4.290.0000.04319.03
5.4.280.0030.03019.19
5.4.270.0070.03719.00
5.4.260.0030.03319.01
5.4.250.0000.06719.00
5.4.240.0000.03719.17
5.4.230.0030.05319.21
5.4.220.0030.04019.22
5.4.210.0000.03319.04
5.4.200.0030.04019.08
5.4.190.0000.04019.02
5.4.180.0070.06719.33
5.4.170.0000.04319.18
5.4.160.0070.05719.00
5.4.150.0070.03718.99
5.4.140.0030.03716.39
5.4.130.0030.03016.39
5.4.120.0000.03716.52
5.4.110.0070.03716.63
5.4.100.0000.03716.61
5.4.90.0000.03316.53
5.4.80.0070.03716.40
5.4.70.0070.02716.45
5.4.60.0070.06316.33
5.4.50.0070.03316.33
5.4.40.0000.03316.29
5.4.30.0000.03716.51
5.4.20.0000.03016.46
5.4.10.0030.03016.44
5.4.00.0030.04016.01
5.3.290.0200.02314.66
5.3.280.0030.04014.59
5.3.270.0030.04314.61
5.3.260.0070.05714.69
5.3.250.0000.03314.60
5.3.240.0030.04314.60
5.3.230.0030.06014.68
5.3.220.0030.03014.71
5.3.210.0030.04014.54
5.3.200.0070.03314.55
5.3.190.0030.03714.56
5.3.180.0070.03314.66
5.3.170.0030.03014.66
5.3.160.0070.03314.56
5.3.150.0100.03314.43
5.3.140.0070.03714.54
5.3.130.0030.03714.41
5.3.120.0130.03014.51
5.3.110.0070.03314.69
5.3.100.0070.02714.17
5.3.90.0070.03314.16
5.3.80.0070.03014.14
5.3.70.0030.03714.25
5.3.60.0000.03314.03
5.3.50.0000.03313.98
5.3.40.0030.03713.90
5.3.30.0030.03314.13
5.3.20.0130.07013.55
5.3.10.0030.07013.64
5.3.00.0070.04013.59
5.2.170.0030.03711.81
5.2.160.0000.04011.81
5.2.150.0030.02311.81
5.2.140.0130.02011.81
5.2.130.0070.02011.81
5.2.120.0030.02711.81
5.2.110.0070.02711.81
5.2.100.0000.03311.81
5.2.90.0070.02011.81
5.2.80.0000.03711.81
5.2.70.0030.05011.81
5.2.60.0070.04711.81
5.2.50.0030.05711.81
5.2.40.0000.06011.81
5.2.30.0000.02711.81
5.2.20.0070.04311.81
5.2.10.0070.03011.81
5.2.00.0000.02711.81
5.1.60.0070.01311.81
5.1.50.0000.02311.81
5.1.40.0070.03011.81
5.1.30.0070.03311.81
5.1.20.0000.03711.81
5.1.10.0000.02711.81
5.1.00.0000.02711.81
5.0.50.0000.02311.81
5.0.40.0030.01711.81
5.0.30.0030.03011.81
5.0.20.0030.02011.81
5.0.10.0030.02011.81
5.0.00.0000.02711.81
4.4.90.0000.01711.81
4.4.80.0000.01311.81
4.4.70.0070.02011.81
4.4.60.0030.01711.81
4.4.50.0030.01011.81
4.4.40.0000.02311.81
4.4.30.0000.01311.81
4.4.20.0000.01311.81
4.4.10.0000.01711.81
4.4.00.0030.02311.81
4.3.110.0000.02011.81
4.3.100.0000.01711.81
4.3.90.0030.01011.81
4.3.80.0000.02011.81
4.3.70.0000.01311.81
4.3.60.0000.02011.81
4.3.50.0030.01011.81
4.3.40.0030.01711.81
4.3.30.0000.01311.81
4.3.20.0000.01711.81
4.3.10.0000.01311.81
4.3.00.0000.01311.81

preferences:
39.6 ms | 401 KiB | 5 Q