3v4l.org

run code in 300+ PHP versions simultaneously
<?php $k = array(); echo check($k); function check(&$ok) { return $ok; } ?>

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)
8.3.60.0180.00416.75
8.3.50.0120.00717.40
8.3.40.0060.01018.86
8.3.30.0120.00318.63
8.3.20.0000.00818.57
8.3.10.0090.00020.48
8.3.00.0000.00819.35
8.2.180.0160.00016.59
8.2.170.0030.01122.96
8.2.160.0150.00018.82
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0100.01021.10
8.2.110.0000.01020.99
8.2.100.0030.01017.91
8.2.90.0030.00619.48
8.2.80.0000.00719.30
8.2.70.0030.00617.63
8.2.60.0000.00818.04
8.2.50.0030.00518.07
8.2.40.0080.00019.87
8.2.30.0040.00417.92
8.2.20.0050.00317.65
8.2.10.0040.00417.59
8.2.00.0000.00817.61
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0140.00422.54
8.1.230.0040.00720.92
8.1.220.0040.00417.74
8.1.210.0050.00318.91
8.1.200.0060.00317.22
8.1.190.0050.00317.50
8.1.180.0030.00518.10
8.1.170.0020.00518.58
8.1.160.0050.00318.85
8.1.150.0030.00618.47
8.1.140.0000.00717.22
8.1.130.0030.00317.66
8.1.120.0040.00717.36
8.1.110.0050.00217.36
8.1.100.0040.00417.28
8.1.90.0000.00817.27
8.1.80.0030.00317.34
8.1.70.0040.00417.33
8.1.60.0070.00417.45
8.1.50.0000.00817.49
8.1.40.0050.00217.50
8.1.30.0040.00417.64
8.1.20.0000.00717.61
8.1.10.0000.00717.49
8.1.00.0000.00817.36
8.0.300.0000.00720.03
8.0.290.0040.00416.75
8.0.280.0030.00318.36
8.0.270.0030.00317.25
8.0.260.0030.00316.79
8.0.250.0000.00816.91
8.0.240.0000.00716.98
8.0.230.0070.00016.89
8.0.220.0000.00716.90
8.0.210.0070.00016.94
8.0.200.0000.00716.97
8.0.190.0050.00216.88
8.0.180.0040.00416.77
8.0.170.0030.00616.80
8.0.160.0070.00016.77
8.0.150.0000.00816.75
8.0.140.0080.00016.83
8.0.130.0030.00313.24
8.0.120.0050.00316.85
8.0.110.0000.00716.80
8.0.100.0050.00216.76
8.0.90.0000.00716.95
8.0.80.0070.00716.93
8.0.70.0050.00316.91
8.0.60.0000.00716.94
8.0.50.0000.00716.83
8.0.30.0100.00716.93
8.0.20.0070.01016.95
8.0.10.0050.00316.89
8.0.00.0090.00916.65
7.4.330.0000.00512.89
7.4.320.0000.00716.43
7.4.300.0060.00316.48
7.4.290.0000.00616.59
7.4.280.0000.00816.50
7.4.270.0000.00716.38
7.4.260.0030.00313.15
7.4.250.0040.00416.52
7.4.240.0030.00316.48
7.4.230.0030.00316.46
7.4.220.0040.01416.58
7.4.210.0030.01316.56
7.4.200.0000.00716.70
7.4.190.0000.00716.67
7.4.160.0100.00716.48
7.4.150.0170.00716.42
7.4.140.0090.00916.35
7.4.130.0040.01316.39
7.4.120.0140.00416.72
7.4.110.0110.00716.27
7.4.100.0090.00916.55
7.4.90.0100.00716.53
7.4.80.0120.00616.64
7.4.70.0130.00316.35
7.4.60.0090.00616.58
7.4.50.0000.00516.42
7.4.40.0120.00316.38
7.4.30.0110.00716.46
7.4.00.0080.00815.23
7.3.330.0060.00013.22
7.3.320.0070.00013.27
7.3.310.0030.00316.30
7.3.300.0060.00016.16
7.3.290.0070.00716.22
7.3.280.0120.00316.28
7.3.270.0050.01416.31
7.3.260.0090.01516.31
7.3.250.0100.01016.44
7.3.240.0170.00416.30
7.3.230.0130.00316.37
7.3.210.0070.01316.52
7.3.200.0110.01019.39
7.3.190.0110.01116.49
7.3.180.0090.00616.24
7.3.170.0060.00916.39
7.3.160.0070.01016.60
7.3.120.0080.00814.57
7.3.10.0030.01016.28
7.3.00.0180.00316.29
7.2.330.0100.00716.35
7.2.320.0090.01316.55
7.2.310.0060.01216.59
7.2.300.0040.01616.36
7.2.290.0170.00716.67
7.2.130.0060.01816.49
7.2.120.0260.00016.26
7.2.110.0140.00416.50
7.2.100.0090.00616.25
7.2.90.0070.01016.06
7.2.80.0120.00316.44
7.2.70.0100.00616.47
7.2.60.0100.00716.49
7.2.50.0060.01016.19
7.2.40.0090.00816.18
7.2.30.0060.00916.18
7.2.20.0110.00316.57
7.2.10.0110.00616.57
7.2.00.0080.00818.07
7.1.250.0140.00715.20
7.1.100.0060.00317.62
7.1.70.0000.00716.96
7.1.60.0150.00919.31
7.1.50.0030.02116.79
7.1.00.0000.07722.37
7.0.200.0000.00716.67
7.0.140.0000.07321.98
7.0.120.0030.07022.04
7.0.60.0070.07320.03
7.0.50.0000.04717.95
7.0.40.0100.06020.30
7.0.30.0230.04020.07
7.0.20.0330.04020.02
7.0.10.0000.07020.06
7.0.00.0030.04320.25
5.6.280.0000.07720.96
5.6.210.0100.08720.53
5.6.200.0170.05718.19
5.6.190.0030.09020.66
5.6.180.0370.08020.62
5.6.170.0400.07720.44
5.6.160.0100.03720.59
5.6.150.0070.08018.24
5.6.140.0030.08718.28
5.6.130.0030.04018.18
5.6.120.0130.07720.99
5.6.110.0030.09321.03
5.6.100.0100.03721.14
5.6.90.0100.06021.11
5.6.80.0070.03720.39
5.5.350.0030.08020.39
5.5.340.0030.08317.92
5.5.330.0030.08720.29
5.5.320.0070.07720.20
5.5.310.0270.05020.34
5.5.300.0170.07018.03
5.5.290.0070.07717.98
5.5.280.0100.07720.77
5.5.270.0100.08020.96
5.5.260.0070.07020.79
5.5.250.0130.07320.55
5.5.240.0130.07020.16
5.4.450.0030.04319.18
5.4.440.0030.07019.20
5.4.430.0000.04719.46
5.4.420.0070.03719.52
5.4.410.0070.06319.34
5.4.400.0130.07319.21
5.4.390.0030.04019.01
5.4.380.0030.06719.14
5.4.370.0130.06719.14
5.4.360.0030.07019.14
5.4.350.0070.06719.14
5.4.340.0070.07319.08
5.4.320.0070.04719.14
5.4.310.0100.07019.15
5.4.300.0070.03719.11
5.4.290.0170.03318.92
5.4.280.0100.06019.24
5.4.270.0100.06019.14
5.4.260.0130.04019.20
5.4.250.0130.04719.15
5.4.240.0000.05719.00
5.4.230.0030.08319.18
5.4.220.0030.04019.21
5.4.210.0030.06719.11
5.4.200.0100.07719.23
5.4.190.0070.04319.14
5.4.180.0030.07319.14
5.4.170.0130.04019.14
5.4.160.0100.07019.14
5.4.150.0070.07719.14
5.4.140.0070.07316.36
5.4.130.0030.08016.33
5.4.120.0070.06716.51
5.4.110.0030.04016.43
5.4.100.0130.06316.30
5.4.90.0070.04316.41
5.4.80.0100.05716.26
5.4.70.0100.07316.46
5.4.60.0070.08016.40
5.4.50.0030.04316.64
5.4.40.0100.06716.44
5.4.30.0130.06716.25
5.4.20.0130.05716.34
5.4.10.0100.03016.40
5.4.00.0030.07315.95
5.3.290.0130.07314.69
5.3.280.0130.06014.62
5.3.270.0070.06014.68
5.3.260.0170.06314.65
5.3.250.0000.06014.64
5.3.240.0030.04714.77
5.3.230.0170.06314.61
5.3.220.0100.04314.56
5.3.210.0130.07014.56
5.3.200.0000.05314.64
5.3.190.0130.03314.45
5.3.180.0000.04714.60
5.3.170.0070.06714.55
5.3.160.0100.03314.55
5.3.150.0070.04714.55
5.3.140.0100.04314.60
5.3.130.0070.07714.46
5.3.120.0100.06014.54
5.3.110.0070.08014.54
5.3.100.0030.03713.93
5.3.90.0100.03714.04
5.3.80.0070.04714.08
5.3.70.0070.03714.07
5.3.60.0070.06014.03
5.3.50.0130.06713.91
5.3.40.0030.07314.00
5.3.30.0130.06313.91
5.3.20.0130.06313.71
5.3.10.0100.03013.73
5.3.00.0130.03313.64
5.2.170.0030.05311.14
5.2.160.0100.03011.30
5.2.150.0000.04311.30
5.2.140.0000.05711.06
5.2.130.0030.05711.10
5.2.120.0000.07011.06
5.2.110.0070.05010.98
5.2.100.0000.04311.08
5.2.90.0030.03311.14
5.2.80.0070.02711.12
5.2.70.0030.03011.14
5.2.60.0070.04310.99
5.2.50.0070.05711.01
5.2.40.0030.03010.97
5.2.30.0030.05310.94
5.2.20.0070.06010.92
5.2.10.0070.06010.91
5.2.00.0070.06010.78
5.1.60.0030.04310.01
5.1.50.0000.0479.96
5.1.40.0030.0379.96
5.1.30.0070.05710.41
5.1.20.0070.04310.41
5.1.10.0070.02310.08
5.1.00.0100.05310.04
5.0.50.0030.0478.54
5.0.40.0000.0238.55
5.0.30.0000.0608.13
5.0.20.0030.0338.16
5.0.10.0070.0408.21
5.0.00.0000.0508.24
4.4.90.0100.0138.08
4.4.80.0030.0378.08
4.4.70.0030.0278.08
4.4.60.0030.0208.08
4.4.50.0030.0308.08
4.4.40.0100.0478.08
4.4.30.0000.0208.08
4.4.20.0030.0178.08
4.4.10.0170.0178.08
4.4.00.0030.0308.08
4.3.110.0000.0238.08
4.3.100.0030.0338.08
4.3.90.0030.0308.08
4.3.80.0000.0338.08
4.3.70.0030.0178.08
4.3.60.0030.0208.08
4.3.50.0000.0308.08
4.3.40.0000.0538.08
4.3.30.0000.0238.08
4.3.20.0070.0178.08
4.3.10.0030.0308.08
4.3.00.0000.0308.08

preferences:
71.27 ms | 400 KiB | 5 Q