3v4l.org

run code in 300+ PHP versions simultaneously
<?php function async() { return 'foo'; } echo async();

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)
8.3.60.0090.00618.25
8.3.50.0140.00718.02
8.3.40.0070.01118.70
8.3.30.0100.00718.95
8.3.20.0080.00020.28
8.3.10.0030.00621.78
8.3.00.0040.00419.13
8.2.180.0110.00416.63
8.2.170.0110.00422.96
8.2.160.0070.00722.12
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0080.00019.13
8.2.110.0000.01019.25
8.2.100.0070.00317.84
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0070.00417.80
8.2.50.0050.00318.07
8.2.40.0030.00518.15
8.2.30.0000.00717.86
8.2.20.0000.00717.55
8.2.10.0080.00017.94
8.2.00.0030.00617.61
8.1.280.0040.01525.92
8.1.270.0040.00420.45
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0100.00722.74
8.1.230.0090.00317.42
8.1.220.0070.00017.74
8.1.210.0030.00618.77
8.1.200.0090.00017.23
8.1.190.0000.00717.10
8.1.180.0030.00518.10
8.1.170.0070.00518.51
8.1.160.0040.00422.00
8.1.150.0000.00718.75
8.1.140.0040.00417.35
8.1.130.0030.00317.81
8.1.120.0000.00717.30
8.1.110.0000.00817.36
8.1.100.0000.00717.21
8.1.90.0000.00717.32
8.1.80.0040.00417.32
8.1.70.0030.00317.30
8.1.60.0040.00417.54
8.1.50.0020.00517.51
8.1.40.0040.00417.34
8.1.30.0050.00317.61
8.1.20.0020.00517.53
8.1.10.0050.00317.42
8.1.00.0070.00417.30
8.0.300.0000.00718.77
8.0.290.0070.00016.59
8.0.280.0000.00718.37
8.0.270.0030.00617.05
8.0.260.0060.00017.11
8.0.250.0060.00016.85
8.0.240.0000.00716.80
8.0.230.0070.00016.81
8.0.220.0040.00416.64
8.0.210.0020.00516.67
8.0.200.0030.00316.86
8.0.190.0040.00416.70
8.0.180.0090.00016.71
8.0.170.0030.00616.74
8.0.160.0000.00816.82
8.0.150.0070.00016.77
8.0.140.0030.00516.75
8.0.130.0030.00313.19
8.0.120.0000.00716.68
8.0.110.0070.00016.66
8.0.100.0000.00716.71
8.0.90.0040.00416.67
8.0.80.0000.01616.68
8.0.70.0030.00516.63
8.0.60.0070.00016.77
8.0.50.0000.00716.64
8.0.30.0050.01216.71
8.0.20.0150.00517.40
8.0.10.0000.00816.89
8.0.00.0070.00916.62
7.4.330.0000.00515.03
7.4.320.0000.00616.46
7.4.300.0000.00616.52
7.4.290.0070.00016.55
7.4.280.0080.00016.43
7.4.270.0030.00316.57
7.4.260.0000.00716.44
7.4.250.0040.00416.50
7.4.240.0020.00516.54
7.4.230.0030.00316.55
7.4.220.0040.01516.63
7.4.210.0100.01016.55
7.4.200.0030.00316.32
7.4.160.0070.01316.38
7.4.150.0120.00617.40
7.4.140.0070.01017.86
7.4.130.0100.00816.45
7.4.120.0100.00816.37
7.4.110.0100.01316.41
7.4.100.0120.01216.52
7.4.90.0100.00616.31
7.4.80.0090.01019.39
7.4.70.0130.00316.41
7.4.60.0110.00516.58
7.4.50.0000.00816.47
7.4.40.0060.01216.32
7.4.30.0110.00516.46
7.4.00.0070.00714.82
7.3.330.0050.00213.24
7.3.320.0100.00313.16
7.3.310.0030.00316.25
7.3.300.0030.00316.14
7.3.290.0090.00816.19
7.3.280.0100.01016.20
7.3.270.0100.01317.40
7.3.260.0100.00716.56
7.3.250.0110.00716.33
7.3.240.0100.01016.24
7.3.230.0060.01616.39
7.3.210.0100.00616.14
7.3.200.0160.00019.39
7.3.190.0120.00616.43
7.3.180.0120.00416.35
7.3.170.0170.00316.27
7.3.160.0120.00516.45
7.2.330.0060.01516.52
7.2.320.0070.01016.36
7.2.310.0030.01316.73
7.2.300.0080.01216.63
7.2.290.0170.00316.42
7.2.60.0030.01316.75
7.2.00.0050.00819.21
7.1.200.0040.00715.50
7.1.100.0000.01217.70
7.1.70.0030.01017.06
7.1.60.0060.00619.50
7.1.50.0120.00916.75
7.1.00.0070.07322.35
7.0.200.0610.00614.39
7.0.140.0000.05322.08
7.0.60.0170.07319.91
7.0.50.0070.08017.86
7.0.40.0130.08319.96
7.0.30.0200.08720.09
7.0.20.0270.08020.23
7.0.10.0230.04720.19
7.0.00.0130.08320.24
5.6.280.0000.07720.82
5.6.210.0070.05020.68
5.6.200.0030.04318.22
5.6.190.0100.07720.55
5.6.180.0230.06020.44
5.6.170.0230.05320.62
5.6.160.0030.04020.54
5.6.150.0070.08018.16
5.6.140.0030.04718.18
5.6.130.0100.03318.26
5.6.120.0070.08720.99
5.6.110.0030.04021.14
5.6.100.0100.08021.11
5.6.90.0100.08021.00
5.6.80.0030.05320.38
5.6.70.0270.08320.36
5.5.350.3100.03720.44
5.5.340.0070.03718.01
5.5.330.0170.07320.19
5.5.320.0000.04320.27
5.5.310.0270.04720.27
5.5.300.0100.07717.98
5.5.290.0030.09317.98
5.5.280.0030.08720.86
5.5.270.0100.04020.73
5.5.260.0070.04020.89
5.5.250.0000.07720.58
5.5.240.0170.05320.28
5.4.450.0670.06019.59
5.4.440.0870.05719.58
5.4.430.0370.06719.33
5.4.420.0700.05319.47
5.4.410.0930.06019.21
5.4.400.0200.05318.67
5.4.390.0100.06018.76
5.4.380.0200.05718.52
5.4.370.0270.04318.77
5.4.360.0300.05718.56
5.4.350.0330.04718.50
5.4.340.0830.04018.63
5.4.320.0270.05318.83
5.4.310.0300.04018.74
5.4.300.1200.06318.84
5.4.290.0270.06718.50
5.4.280.0770.04718.62
5.4.270.0370.04018.62
5.4.260.0300.04718.74
5.4.250.0200.05718.52
5.4.240.0230.06018.55
5.4.230.2130.07318.73
5.4.220.0170.05718.68
5.4.210.0170.05718.54
5.4.200.0630.06016.62
5.4.190.0970.05018.67
5.4.180.0400.05018.48
5.4.170.0270.05718.74
5.4.160.0300.04718.48
5.4.150.0230.05018.69
5.4.140.0100.06316.44
5.4.130.0170.05016.30
5.4.120.0030.06316.24
5.4.110.0170.04716.29
5.4.100.0170.05316.21
5.4.90.0200.05716.32
5.4.80.0170.05016.17
5.4.70.0270.04716.23
5.4.60.0100.05316.22
5.4.50.0200.04716.20
5.4.40.0630.05016.41
5.4.30.0200.04716.24
5.4.20.0600.05316.18
5.4.10.0170.04716.22
5.4.00.0500.05315.79
5.3.290.0130.05714.88
5.3.280.0200.04714.63
5.3.270.0600.05714.78
5.3.260.0130.06014.64
5.3.250.0670.05014.79
5.3.240.0170.05314.71
5.3.230.0730.04314.70
5.3.220.0200.05014.61
5.3.210.0200.05314.59
5.3.200.0600.05714.66
5.3.190.0130.05714.54
5.3.180.0700.05314.59
5.3.170.0130.05314.56
5.3.160.0600.05014.61
5.3.150.0170.05714.58
5.3.140.0700.04314.72
5.3.130.0300.07014.73
5.3.120.0700.06314.76
5.3.110.0170.07714.57
5.3.100.0170.05714.09
5.3.90.0670.04314.04
5.3.80.0930.05314.10
5.3.70.0130.05313.99
5.3.60.0170.05014.13
5.3.50.0700.06013.98
5.3.40.0170.05013.97
5.3.30.0630.04713.95
5.3.20.0170.05713.84
5.3.10.0670.05013.66
5.3.00.0200.05013.73
5.2.170.0170.04311.17
5.2.160.0570.04311.24
5.2.150.0200.03711.13
5.2.140.0130.04311.25
5.2.130.0570.04311.20
5.2.120.0170.04011.21
5.2.110.0730.03711.17
5.2.100.0030.05011.13
5.2.90.0100.04311.14
5.2.80.0670.03311.09
5.2.70.0230.04711.30
5.2.60.0270.04711.17
5.2.50.0070.04711.05
5.2.40.0100.04711.19
5.2.30.0130.04011.02
5.2.20.0270.02711.03
5.2.10.0130.04711.06
5.2.00.0530.05010.78
5.1.60.0230.03310.11
5.1.50.0130.03310.06
5.1.40.0070.04010.01
5.1.30.0100.04010.51
5.1.20.0130.03310.39
5.1.10.0070.04310.14
5.1.00.0600.04010.15
5.0.50.0100.0338.62
5.0.40.0900.0278.54
5.0.30.0100.0408.33
5.0.20.0100.0238.22
5.0.10.0030.0338.20
5.0.00.0100.0538.35
4.4.90.0170.0106.00
4.4.80.0630.0205.90
4.4.70.0030.0275.95
4.4.60.0170.0175.89
4.4.50.0100.0235.91
4.4.40.0070.0435.88
4.4.30.0100.0235.96
4.4.20.0000.0306.07
4.4.10.0030.0275.97
4.4.00.0030.0375.91
4.3.110.0070.0235.83
4.3.100.0030.0235.85
4.3.90.0100.0175.78
4.3.80.0030.0375.83
4.3.70.0070.0205.82
4.3.60.0130.0135.89
4.3.50.0100.0205.81
4.3.40.0030.0375.79
4.3.30.0070.0204.56
4.3.20.0100.0204.64
4.3.10.0000.0274.48
4.3.00.0200.0207.14

preferences:
63.27 ms | 400 KiB | 5 Q