3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ha = array(); cats($ha['dne']); function cats($x = null) { $y = array_merge(array(''), $x); print_r($y); }

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)
8.3.60.0150.00618.46
8.3.50.0100.01021.20
8.3.40.0000.01518.98
8.3.30.0030.01019.22
8.3.20.0050.00320.16
8.3.10.0000.00923.78
8.3.00.0040.00419.56
8.2.180.0110.00716.88
8.2.170.0070.00722.96
8.2.160.0070.00720.38
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0080.00019.36
8.2.110.0000.01022.21
8.2.100.0040.00818.03
8.2.90.0030.00719.23
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0050.00318.03
8.2.50.0030.00618.07
8.2.40.0070.00018.20
8.2.30.0040.00418.18
8.2.20.0000.00817.84
8.2.10.0050.00218.07
8.2.00.0020.00518.08
8.1.280.0130.00625.92
8.1.270.0070.00020.43
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0100.00723.91
8.1.230.0100.00019.04
8.1.220.0080.00017.74
8.1.210.0000.00918.77
8.1.200.0030.00617.23
8.1.190.0060.00317.23
8.1.180.0000.00718.10
8.1.170.0040.00418.57
8.1.160.0050.00321.95
8.1.150.0050.00318.73
8.1.140.0000.00717.32
8.1.130.0040.00417.82
8.1.120.0070.00017.30
8.1.110.0080.00017.43
8.1.100.0050.00317.40
8.1.90.0000.00717.30
8.1.80.0000.00717.40
8.1.70.0000.00817.35
8.1.60.0040.00417.54
8.1.50.0000.00817.52
8.1.40.0030.00617.45
8.1.30.0050.00317.69
8.1.20.0000.00817.56
8.1.10.0040.00417.59
8.1.00.0000.00817.52
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0030.00318.25
8.0.270.0030.00317.17
8.0.260.0030.00517.19
8.0.250.0030.00616.95
8.0.240.0040.00416.96
8.0.230.0000.00716.97
8.0.220.0040.00416.89
8.0.210.0040.00416.77
8.0.200.0000.00716.92
8.0.190.0000.00916.91
8.0.180.0030.00616.80
8.0.170.0080.00016.81
8.0.160.0040.00416.80
8.0.150.0070.00016.84
8.0.140.0000.00716.86
8.0.130.0030.00613.38
8.0.120.0040.00416.83
8.0.110.0070.00016.80
8.0.100.0040.00416.83
8.0.90.0050.00316.88
8.0.80.0080.00816.89
8.0.70.0040.00416.76
8.0.60.0000.00716.73
8.0.50.0040.00416.80
8.0.30.0100.01017.07
8.0.20.0090.00917.40
8.0.10.0000.00816.88
8.0.00.0060.01116.59
7.4.330.0050.00315.03
7.4.320.0000.00616.30
7.4.300.0000.00616.55
7.4.290.0000.00716.59
7.4.280.0080.00016.35
7.4.270.0030.00316.43
7.4.260.0030.00316.56
7.4.250.0000.00716.54
7.4.240.0030.00416.45
7.4.230.0080.00016.41
7.4.220.0090.01216.65
7.4.210.0100.00616.60
7.4.200.0000.00716.40
7.4.160.0100.00516.54
7.4.150.0150.00317.40
7.4.140.0100.01317.86
7.4.130.0080.01116.55
7.4.120.0120.00716.43
7.4.110.0030.01316.53
7.4.100.0060.01716.62
7.4.90.0110.00616.45
7.4.80.0090.00919.39
7.4.70.0100.00716.48
7.4.60.0070.01316.34
7.4.50.0020.00216.49
7.4.40.0060.00916.54
7.4.30.0130.00316.45
7.4.00.0070.01114.88
7.3.330.0030.00313.37
7.3.320.0020.00213.40
7.3.310.0040.00416.36
7.3.300.0000.00716.18
7.3.290.0110.00716.39
7.3.280.0150.00216.38
7.3.270.0000.01717.40
7.3.260.0090.01516.31
7.3.250.0140.00916.47
7.3.240.0130.00316.30
7.3.230.0100.00716.52
7.3.210.0130.00316.29
7.3.200.0030.01419.39
7.3.190.0060.00916.17
7.3.180.0060.01516.34
7.3.170.0040.01216.54
7.3.160.0060.01016.55
7.2.330.0120.00616.38
7.2.320.0130.00316.37
7.2.310.0120.01216.58
7.2.300.0110.00516.74
7.2.290.0090.01616.70
7.2.00.0060.00919.48
7.1.100.0030.01018.20
7.1.70.0000.00917.02
7.1.60.0100.01319.86
7.1.50.0150.00616.55
7.1.00.0030.07722.45
7.0.200.0130.00714.53
7.0.60.0100.06319.82
7.0.50.0170.05317.87
7.0.40.0030.07720.12
7.0.30.0270.08320.23
7.0.20.0300.05020.29
7.0.10.0030.05020.15
7.0.00.0130.08020.32
5.6.280.0130.06320.78
5.6.210.0070.08020.71
5.6.200.0100.06318.20
5.6.190.0170.07720.63
5.6.180.0530.06720.48
5.6.170.0230.04020.60
5.6.160.0130.07720.48
5.6.150.0070.07718.16
5.6.140.0100.07718.18
5.6.130.0170.04018.18
5.6.120.0200.07720.99
5.6.110.0130.07720.94
5.6.100.0100.06721.13
5.6.90.0070.08721.11
5.6.80.0070.08020.54
5.5.350.0200.04720.43
5.5.340.0030.04718.07
5.5.330.0030.06020.35
5.5.320.0400.06720.34
5.5.310.0370.07020.24
5.5.300.0000.04318.08
5.5.290.0100.08718.06
5.5.280.0100.06320.98
5.5.270.0030.04720.96
5.5.260.0100.06720.86
5.5.250.0070.05320.47
5.5.240.0030.06020.16
5.4.450.0670.03719.34
5.4.440.0570.06019.55
5.4.430.0100.05319.38
5.4.420.0070.07319.54
5.4.410.0100.05019.45
5.4.400.0130.06719.23
5.4.390.0130.04719.02
5.4.380.0030.05719.02
5.4.370.0030.05719.24
5.4.360.0200.04019.16
5.4.350.0170.04719.16
5.4.340.0100.06719.04
5.4.320.0100.05019.25
5.4.310.0030.05319.15
5.4.300.0130.05019.20
5.4.290.0100.04719.12
5.4.280.0100.05019.01
5.4.270.0200.03719.15
5.4.260.0100.05019.05
5.4.250.0070.05319.25
5.4.240.0130.05019.07
5.4.230.0100.05019.24
5.4.220.0130.05019.10
5.4.210.0030.05719.10
5.4.200.0170.04016.86
5.4.190.0200.05719.06
5.4.180.0200.06019.24
5.4.170.0070.06019.19
5.4.160.0070.05319.06
5.4.150.0100.05019.04
5.4.140.0130.05316.26
5.4.130.0100.04316.25
5.4.120.0000.05316.46
5.4.110.0070.05016.47
5.4.100.0070.05016.63
5.4.90.0170.04316.24
5.4.80.0130.04316.50
5.4.70.0200.04316.22
5.4.60.0100.04716.43
5.4.50.0130.04016.63
5.4.40.0100.06716.45
5.4.30.0000.05316.50
5.4.20.0070.05316.44
5.4.10.0230.03316.54
5.4.00.0070.04715.96
5.3.290.0030.05714.58
5.3.280.0030.05314.63
5.3.270.0030.06014.75
5.3.260.0070.05314.50
5.3.250.0100.04714.74
5.3.240.0030.05314.52
5.3.230.0170.04314.63
5.3.220.0030.05714.62
5.3.210.0130.05014.57
5.3.200.0070.05014.62
5.3.190.0070.05014.63
5.3.180.0030.05314.52
5.3.170.0030.06014.46
5.3.160.0030.05714.67
5.3.150.0000.05714.71
5.3.140.0100.04714.69
5.3.130.0170.04314.44
5.3.120.0030.05714.58
5.3.110.0030.05714.61
5.3.100.0030.05314.04
5.3.90.0030.06714.09
5.3.80.0130.05713.93
5.3.70.0030.08014.13
5.3.60.0070.05013.98
5.3.50.0070.05013.88
5.3.40.0130.04313.90
5.3.30.0100.04713.97
5.3.20.0070.04713.76
5.3.10.0100.04313.68
5.3.00.0100.05013.54
5.2.170.0070.04011.29
5.2.160.0030.04011.30
5.2.150.0070.04011.21
5.2.140.0030.04311.20
5.2.130.0030.04011.01
5.2.120.0070.03711.05
5.2.110.0100.03311.08
5.2.100.0100.03311.10
5.2.90.0030.04011.07
5.2.80.0070.04011.09
5.2.70.0070.04011.09
5.2.60.0000.04710.90
5.2.50.0130.03311.03
5.2.40.0000.04310.98
5.2.30.0030.04010.86
5.2.20.0070.03710.90
5.2.10.0070.03710.86
5.2.00.0000.04310.73
5.1.60.0030.03310.09
5.1.50.0070.0309.83
5.1.40.0100.03010.13
5.1.30.0070.03310.24
5.1.20.0030.03710.24
5.1.10.0070.0379.99
5.1.00.0000.0409.96
5.0.50.0030.0308.46
5.0.40.0030.0278.56
5.0.30.0030.0438.13
5.0.20.0030.0278.25
5.0.10.0070.0238.32
5.0.00.0070.0408.08
4.4.90.0070.0175.90
4.4.80.0030.0205.75
4.4.70.0030.0205.74
4.4.60.0000.0235.74
4.4.50.0000.0235.83
4.4.40.0000.0375.76
4.4.30.0000.0235.86
4.4.20.0000.0235.82
4.4.10.0030.0235.92
4.4.00.0030.0335.88
4.3.110.0030.0205.82
4.3.100.0070.0175.68
4.3.90.0070.0175.64
4.3.80.0070.0305.81
4.3.70.0000.0235.65
4.3.60.0030.0205.76
4.3.50.0000.0235.79
4.3.40.0000.0375.72
4.3.30.0000.0234.43
4.3.20.0000.0274.58
4.3.10.0000.0234.36
4.3.00.0130.0176.98

preferences:
90.4 ms | 401 KiB | 5 Q