3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(count(null)); var_dump(count(false)); var_dump(count(true)); var_dump(count(0)); var_dump(count(1)); var_dump(count("hi")); var_dump(count(array())); var_dump(count(array(null)));

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)
8.3.60.0170.00318.55
8.3.50.0090.00922.05
8.3.40.0150.00018.83
8.3.30.0120.00919.04
8.3.20.0070.00020.34
8.3.10.0070.00022.10
8.3.00.0040.00422.45
8.2.180.0090.00916.63
8.2.170.0120.00322.96
8.2.160.0080.00620.78
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0110.00719.12
8.2.110.0030.00620.50
8.2.100.0110.00017.91
8.2.90.0040.00418.22
8.2.80.0040.00418.04
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0040.00417.88
8.2.20.0040.00417.58
8.2.10.0050.00319.34
8.2.00.0000.00717.74
8.1.280.0150.00025.92
8.1.270.0040.00422.06
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00022.05
8.1.230.0150.00620.50
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0080.00017.50
8.1.180.0080.00018.59
8.1.170.0040.00418.53
8.1.160.0000.00721.95
8.1.150.0040.00418.45
8.1.140.0000.00817.39
8.1.130.0070.00017.60
8.1.120.0040.00417.24
8.1.110.0030.00617.31
8.1.100.0040.00317.37
8.1.90.0050.00217.17
8.1.80.0050.00217.24
8.1.70.0000.00717.27
8.1.60.0040.00717.44
8.1.50.0030.00517.33
8.1.40.0030.00617.40
8.1.30.0000.00917.52
8.1.20.0000.00717.48
8.1.10.0000.00817.35
8.1.00.0040.00417.42
8.0.300.0000.00820.09
8.0.290.0000.00717.16
8.0.280.0070.00018.38
8.0.270.0000.00817.25
8.0.260.0060.00316.81
8.0.250.0000.00716.98
8.0.240.0000.00716.87
8.0.230.0030.00516.96
8.0.220.0030.00316.77
8.0.210.0030.00316.86
8.0.200.0070.00016.86
8.0.190.0080.00016.85
8.0.180.0050.00316.89
8.0.170.0040.00416.84
8.0.160.0000.00716.98
8.0.150.0040.00416.80
8.0.140.0000.00816.91
8.0.130.0060.00013.25
8.0.120.0040.00416.88
8.0.110.0000.00816.98
8.0.100.0050.00216.84
8.0.90.0000.00716.90
8.0.80.0120.00416.86
8.0.70.0040.00416.96
8.0.60.0000.00716.99
8.0.50.0020.00516.83
8.0.30.0100.00916.97
8.0.20.0130.01217.40
8.0.10.0040.00416.96
8.0.00.0080.01116.72
7.4.330.0050.00015.00
7.4.320.0030.00316.38
7.4.300.0060.00016.38
7.4.290.0070.00016.39
7.4.280.0000.00716.46
7.4.270.0040.00416.51
7.4.260.0070.00016.25
7.4.250.0040.00416.30
7.4.240.0010.00716.41
7.4.230.0000.00616.23
7.4.220.0040.01816.34
7.4.210.0070.00916.45
7.4.200.0050.00316.56
7.4.190.0040.00216.63
7.4.160.0020.01516.41
7.4.150.0140.00417.40
7.4.140.0140.01117.86
7.4.130.0100.00816.33
7.4.120.0080.00816.41
7.4.110.0140.00316.25
7.4.100.0030.01316.27
7.4.90.0100.00716.49
7.4.80.0040.01519.39
7.4.70.0090.00916.38
7.4.60.0090.00916.52
7.4.50.0030.00616.08
7.4.40.0040.01222.77
7.4.30.0090.00916.04
7.4.00.0040.00914.71
7.3.330.0000.00513.10
7.3.320.0000.00612.99
7.3.310.0030.00316.16
7.3.300.0000.00716.23
7.3.290.0110.00416.18
7.3.280.0110.00816.20
7.3.270.0110.00617.40
7.3.260.0040.01316.52
7.3.250.0090.00816.21
7.3.240.0090.00916.45
7.3.230.0170.00016.39
7.3.210.0060.01216.29
7.3.200.0140.00719.39
7.3.190.0140.00616.30
7.3.180.0060.01216.43
7.3.170.0130.00316.27
7.3.160.0160.00016.43
7.3.120.0130.00314.66
7.3.10.0030.00916.49
7.3.00.0100.00716.37
7.2.330.0170.00616.26
7.2.320.0140.00716.55
7.2.310.0030.01316.28
7.2.300.0070.01016.29
7.2.290.0100.00716.49
7.2.130.0040.00716.76
7.2.120.0030.01016.72
7.2.110.0080.00516.77
7.2.100.0100.00316.70
7.2.90.0040.01116.90
7.2.80.0060.00916.82
7.2.70.0090.00616.83
7.2.60.0080.00316.90
7.2.50.0030.01016.87
7.2.40.0090.00016.66
7.2.30.0130.00316.57
7.2.20.0090.00016.64
7.2.10.0040.00716.59
7.2.00.0140.00016.67
7.1.250.0030.00615.53
7.1.200.0000.01015.71
7.1.100.0030.01018.25
7.1.70.0090.00616.97
7.1.60.0100.01619.82
7.1.50.0100.01316.82
7.1.00.0000.07722.46
7.0.200.0050.00316.63
7.0.140.0030.07322.12
7.0.60.0000.05719.93
7.0.50.0030.06017.68
7.0.40.0030.09020.28
7.0.30.0270.08020.09
7.0.20.0230.07020.16
7.0.10.0300.05320.02
7.0.00.0130.06020.09
5.6.280.0100.06721.04
5.6.210.0070.08020.69
5.6.200.0100.06718.21
5.6.190.0030.09020.27
5.6.180.3770.03720.43
5.6.170.0470.07020.41
5.6.160.0130.08020.44
5.6.150.0070.07718.18
5.6.140.0070.08318.11
5.6.130.0100.05018.20
5.6.120.0070.08320.96
5.6.110.0070.08021.11
5.6.100.0100.07021.13
5.6.90.0130.08020.99
5.6.80.0130.05720.42
5.6.70.0270.03320.39
5.5.350.0000.07020.28
5.5.340.0030.07717.96
5.5.330.0030.04320.23
5.5.320.0170.04020.13
5.5.310.0270.05720.30
5.5.300.0100.03317.89
5.5.290.0130.08017.88
5.5.280.0070.07720.94
5.5.270.0030.05320.75
5.5.260.0070.04720.75
5.5.250.0170.07020.66
5.5.240.0130.06020.15
5.4.450.0270.04719.10
5.4.440.0230.03719.39
5.4.430.0330.06319.48
5.4.420.0230.04019.42
5.4.410.0200.05019.32
5.4.400.0230.03318.89
5.4.390.0270.04318.93
5.4.380.0270.06319.08
5.4.370.0200.03718.93
5.4.360.0270.06718.88
5.4.350.0230.06019.09
5.4.340.0270.07019.09
5.4.320.0200.04319.13
5.4.310.0330.06319.09
5.4.300.0200.03719.16
5.4.290.0200.04019.22
5.4.280.0230.03718.80
5.4.270.0270.03319.13
5.4.260.0170.04018.80
5.4.250.0230.03719.17
5.4.240.0370.07019.12
5.4.230.0230.03719.23
5.4.220.0170.04019.12
5.4.210.0270.05018.77
5.4.200.0200.03719.13
5.4.190.0270.05019.12
5.4.180.0230.03318.87
5.4.170.0200.04019.15
5.4.160.0200.05018.89
5.4.150.0200.04019.22
5.4.140.0300.06016.53
5.4.130.0230.03316.26
5.4.120.0170.04016.27
5.4.110.0300.03016.40
5.4.100.0170.04016.27
5.4.90.0330.06016.06
5.4.80.0200.04016.38
5.4.70.0170.04016.41
5.4.60.0300.02716.47
5.4.50.0330.06016.38
5.4.40.0330.03716.36
5.4.30.0230.05316.40
5.4.20.0200.04316.23
5.4.10.0270.06716.43
5.4.00.0370.05715.85
5.3.290.0400.05714.52
5.3.280.0370.06714.50
5.3.270.0370.06714.54
5.3.260.0230.06314.62
5.3.250.0270.07314.61
5.3.240.0330.06714.62
5.3.230.0330.07014.43
5.3.220.0370.06714.42
5.3.210.0400.06014.66
5.3.200.0370.06714.50
5.3.190.0400.06714.61
5.3.180.0300.04314.55
5.3.170.0430.05714.50
5.3.160.0330.04314.42
5.3.150.0400.06014.42
5.3.140.0400.05014.49
5.3.130.0330.06714.49
5.3.120.0330.06714.38
5.3.110.0230.04714.59
5.3.100.0270.07013.97
5.3.90.0230.03713.97
5.3.80.0230.05713.86
5.3.70.0200.04013.85
5.3.60.0300.03713.95
5.3.50.0230.06313.90
5.3.40.0300.07013.77
5.3.30.0270.04313.77
5.3.20.0400.03713.64
5.3.10.0230.03713.56
5.3.00.0270.03013.57
5.2.170.0200.03311.23
5.2.160.0330.05311.20
5.2.150.0230.04311.01
5.2.140.0270.03310.98
5.2.130.0230.06011.18
5.2.120.0270.02311.04
5.2.110.0230.04010.95
5.2.100.0200.04310.94
5.2.90.0300.03311.18
5.2.80.0330.05311.03
5.2.70.0230.03310.95
5.2.60.0370.04010.91
5.2.50.0330.06010.86
5.2.40.0270.03011.00
5.2.30.0330.04710.98
5.2.20.0300.04710.81
5.2.10.0230.04710.93
5.2.00.0170.06710.61
5.1.60.0300.0439.92
5.1.50.0170.02710.00
5.1.40.0170.04310.14
5.1.30.0200.02710.44
5.1.20.0300.05010.46
5.1.10.0200.05310.11
5.1.00.0170.03010.04
5.0.50.0100.0308.45
5.0.40.0100.0238.32
5.0.30.0170.0578.13
5.0.20.0130.0178.43
5.0.10.0100.0278.14
5.0.00.0100.0338.13
4.4.90.0100.0377.81
4.4.80.0130.0307.81
4.4.70.0170.0277.81
4.4.60.0130.0207.81
4.4.50.0130.0307.81
4.4.40.0130.0237.81
4.4.30.0100.0307.81
4.4.20.0070.0277.81
4.4.10.0130.0277.81
4.4.00.0070.0307.81
4.3.110.0130.0237.81
4.3.100.0270.0177.81
4.3.90.0070.0277.81
4.3.80.0030.0277.81
4.3.70.0100.0237.81
4.3.60.0070.0177.81
4.3.50.0030.0207.81
4.3.40.0030.0307.81
4.3.30.0030.0137.81
4.3.20.0030.0137.81
4.3.10.0000.0177.81
4.3.00.0030.0207.81

preferences:
47.71 ms | 401 KiB | 5 Q