3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tasks = array(); $tasks['hello'][] = 42; $tasks['hello'][] = 23; var_dump($tasks); $tasks2['hello'][] = 42; $tasks2['hello'][] = 23; var_dump($tasks2);

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)
8.3.60.0140.00718.36
8.3.50.0080.00921.15
8.3.40.0110.00318.67
8.3.30.0130.00719.04
8.3.20.0000.00720.15
8.3.10.0040.00421.91
8.3.00.0080.00022.34
8.2.180.0160.00616.50
8.2.170.0120.00322.96
8.2.160.0140.00019.03
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0100.00726.16
8.2.120.0080.00019.66
8.2.110.0060.00320.39
8.2.100.0060.00617.72
8.2.90.0030.00619.14
8.2.80.0000.00719.41
8.2.70.0000.00817.63
8.2.60.0050.00318.04
8.2.50.0090.00018.07
8.2.40.0000.00818.22
8.2.30.0040.00418.14
8.2.20.0030.00517.52
8.2.10.0040.00417.49
8.2.00.0040.00417.59
8.1.280.0040.01125.92
8.1.270.0090.00918.29
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0040.00423.76
8.1.230.0040.00720.87
8.1.220.0050.00217.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0000.00817.38
8.1.180.0050.00319.01
8.1.170.0000.00818.51
8.1.160.0080.00022.12
8.1.150.0040.00418.57
8.1.140.0040.00417.45
8.1.130.0000.00717.82
8.1.120.0020.00517.44
8.1.110.0030.00717.43
8.1.100.0000.00717.34
8.1.90.0040.00417.40
8.1.80.0040.00417.29
8.1.70.0040.00417.37
8.1.60.0060.00317.50
8.1.50.0000.00717.50
8.1.40.0040.00417.35
8.1.30.0000.00717.47
8.1.20.0000.00917.61
8.1.10.0070.00017.40
8.1.00.0000.00917.27
8.0.300.0050.00318.77
8.0.290.0040.00417.16
8.0.280.0000.00718.37
8.0.270.0000.00717.13
8.0.260.0030.00316.75
8.0.250.0020.00516.93
8.0.240.0030.00516.79
8.0.230.0040.00416.89
8.0.220.0070.00016.71
8.0.210.0000.00716.75
8.0.200.0040.00416.82
8.0.190.0060.00616.76
8.0.180.0050.00316.73
8.0.170.0000.00716.87
8.0.160.0070.00016.75
8.0.150.0000.00816.81
8.0.140.0000.00716.74
8.0.130.0030.00313.31
8.0.120.0000.00716.76
8.0.110.0040.00416.77
8.0.100.0070.00016.63
8.0.90.0070.00016.83
8.0.80.0110.00416.70
8.0.70.0040.00416.77
8.0.60.0050.00216.74
8.0.50.0000.00716.68
8.0.30.0080.01417.07
8.0.20.0120.00717.40
8.0.10.0040.00416.98
8.0.00.0130.00916.67
7.4.330.0030.00315.00
7.4.320.0030.00316.47
7.4.300.0000.00716.54
7.4.290.0030.00316.54
7.4.280.0030.00316.55
7.4.270.0040.00416.39
7.4.260.0070.00016.53
7.4.250.0030.00316.35
7.4.240.0050.00216.49
7.4.230.0000.00716.51
7.4.220.0130.00716.51
7.4.210.0000.01516.52
7.4.200.0040.00416.33
7.4.190.0040.00416.59
7.4.160.0130.00616.40
7.4.150.0090.00917.40
7.4.140.0140.00317.86
7.4.130.0160.00116.54
7.4.120.0070.01116.47
7.4.110.0100.00716.43
7.4.100.0150.00916.42
7.4.90.0060.01016.39
7.4.80.0090.00919.39
7.4.70.0040.01316.29
7.4.60.0080.00816.47
7.4.50.0030.00616.54
7.4.40.0040.01122.77
7.4.30.0140.01116.57
7.4.00.0050.01214.76
7.3.330.0000.00613.10
7.3.320.0020.00213.09
7.3.310.0070.00016.10
7.3.300.0060.00016.27
7.3.290.0090.00816.25
7.3.280.0090.00916.25
7.3.270.0040.01717.40
7.3.260.0080.00816.37
7.3.250.0070.01216.56
7.3.240.0060.01216.24
7.3.230.0060.01516.39
7.3.210.0120.00916.36
7.3.200.0100.01119.39
7.3.190.0110.00616.29
7.3.180.0090.00616.34
7.3.170.0130.00316.48
7.3.160.0090.00916.23
7.3.120.0100.00714.98
7.3.110.0060.01214.51
7.3.100.0080.00414.93
7.3.90.0070.01114.97
7.3.80.0030.01014.73
7.3.70.0070.00714.89
7.3.60.0070.00414.93
7.3.50.0110.00614.66
7.3.40.0000.00914.63
7.3.30.0040.01214.99
7.3.20.0070.00716.58
7.3.10.0030.00616.66
7.3.00.0050.00516.56
7.2.330.0100.00716.57
7.2.320.0130.00916.21
7.2.310.0170.00316.32
7.2.300.0120.00616.60
7.2.290.0070.01016.71
7.2.250.0090.00914.99
7.2.240.0120.00914.82
7.2.230.0030.01515.11
7.2.220.0110.00715.02
7.2.210.0070.00714.64
7.2.200.0100.00015.04
7.2.190.0100.00715.07
7.2.180.0070.01114.96
7.2.170.0080.00615.09
7.2.00.0120.00319.38
7.1.330.0060.00615.62
7.1.320.0030.01315.52
7.1.310.0030.01015.59
7.1.300.0030.00915.75
7.1.290.0080.00515.60
7.1.280.0000.01215.76
7.1.270.0070.00715.44
7.1.260.0000.01615.48
7.1.70.0040.00417.08
7.1.60.0040.00817.30
7.1.50.0070.01316.73
7.1.00.0030.04022.45
7.0.200.0060.00816.69
7.0.140.0030.07322.12
7.0.70.4130.04719.91
7.0.60.0030.04319.88
7.0.50.0030.08017.84
7.0.40.0070.07020.06
7.0.30.0100.06720.04
7.0.20.0400.07020.16
7.0.10.0330.07020.01
7.0.00.0070.08320.17
5.6.280.0100.06320.85
5.6.210.0030.04320.58
5.6.200.0100.07718.22
5.6.190.0000.04720.48
5.6.180.0230.08020.46
5.6.170.0370.05320.38
5.6.160.0030.05020.72
5.6.150.0030.04018.23
5.6.140.0170.07318.18
5.6.130.0100.08018.16
5.6.120.0170.06720.97
5.6.110.0070.04021.00
5.6.100.0100.08321.00
5.6.90.0100.08720.95
5.6.80.0130.06720.39
5.6.70.0330.07320.36
5.5.350.0170.07020.45
5.5.340.0070.07318.02
5.5.330.0070.06720.36
5.5.320.0000.06020.19
5.5.310.0230.06720.34
5.5.300.0030.08317.98
5.5.290.0100.07717.91
5.5.280.0070.08020.97
5.5.270.0030.05020.95
5.5.260.0230.06720.86
5.5.250.0070.06020.69
5.5.240.0030.04020.32
5.4.450.0770.05019.64
5.4.440.0870.06719.32
5.4.430.0900.05319.23
5.4.420.1200.05019.46
5.4.410.1370.06019.48
5.4.400.0800.05719.13
5.4.390.1070.07019.00
5.4.380.0300.05018.62
5.4.370.0300.06018.69
5.4.360.0330.03718.71
5.4.350.0110.03611.97
5.4.340.0060.03411.97
5.4.320.0080.04912.45
5.4.310.0060.03812.45
5.4.300.0080.03412.45
5.4.290.0080.04412.45
5.4.280.0040.03812.34
5.4.270.0050.03712.34
5.4.260.0040.03812.35
5.4.250.0170.04319.01
5.4.240.0130.04718.75
5.4.230.0130.06018.68
5.4.220.0030.05718.61
5.4.210.0030.05718.80
5.4.200.0070.05018.88
5.4.190.0100.05318.73
5.4.180.0030.05719.02
5.4.170.0130.04718.78
5.4.160.0130.04718.73
5.4.150.0100.05318.72
5.4.140.0100.05016.27
5.4.130.0100.04716.45
5.4.120.0070.05016.28
5.4.110.0030.05316.18
5.4.100.0130.04316.15
5.4.90.0070.05316.34
5.4.80.0030.05316.36
5.4.70.0100.07316.39
5.4.60.0130.04316.30
5.4.50.0100.05016.46
5.4.40.0100.04716.51
5.4.30.0100.04316.34
5.4.20.0100.05016.37
5.4.10.0070.05316.27
5.4.00.0170.04315.68
5.3.290.0050.04112.80
5.3.280.0100.05014.46
5.3.270.0130.06714.75
5.3.260.0100.05014.70
5.3.250.0170.06714.62
5.3.240.0100.05014.59
5.3.230.0070.05014.69
5.3.220.0100.04714.57
5.3.210.0030.05314.34
5.3.200.0000.05714.26
5.3.190.0000.06014.42
5.3.180.0270.05714.58
5.3.170.0030.07014.65
5.3.160.0130.06314.62
5.3.150.0100.05014.58
5.3.140.0170.04014.57
5.3.130.0170.05014.56
5.3.120.0030.05314.40
5.3.110.0100.07314.55
5.3.100.0130.04313.96
5.3.90.0000.07013.71
5.3.80.0130.06013.89
5.3.70.0130.06314.17
5.3.60.0000.05714.04
5.3.50.0100.04714.04
5.3.40.0000.05313.82
5.3.30.0130.04713.85
5.3.20.0200.03313.60
5.3.10.0070.05313.66
5.3.00.0100.06313.68
5.2.170.0100.04711.14
5.2.160.0030.05011.02
5.2.150.0030.04311.25
5.2.140.0000.05011.29
5.2.130.0070.04011.19
5.2.120.0170.03310.88
5.2.110.0030.04010.93
5.2.100.0100.03711.10
5.2.90.0070.03710.93
5.2.80.0030.04311.24
5.2.70.0100.04311.01
5.2.60.0030.04310.93
5.2.50.0000.05011.17
5.2.40.0070.04011.00
5.2.30.0030.04710.98
5.2.20.0100.04010.84
5.2.10.0000.04311.03
5.2.00.0000.04310.89
5.1.60.0070.0409.93
5.1.50.0030.0339.84
5.1.40.0030.03310.01
5.1.30.0070.03310.39
5.1.20.0070.03710.25
5.1.10.0000.04010.25
5.1.00.0070.04710.23
5.0.50.0070.0278.63
5.0.40.0070.0278.45
5.0.30.0100.0378.31
5.0.20.0000.0308.18
5.0.10.0030.0338.32
5.0.00.0000.0438.23
4.4.90.0070.0206.04
4.4.80.0000.0236.04
4.4.70.0030.0236.04
4.4.60.0070.0276.04
4.4.50.0070.0236.04
4.4.40.0030.0336.04
4.4.30.0000.0236.04
4.4.20.0070.0176.04
4.4.10.0000.0236.04
4.4.00.0070.0276.04
4.3.110.0030.0206.04
4.3.100.0030.0206.04
4.3.90.0000.0276.04
4.3.80.0070.0306.04
4.3.70.0100.0136.04
4.3.60.0030.0236.04
4.3.50.0070.0276.04
4.3.40.0070.0376.04
4.3.30.0030.0206.04
4.3.20.0000.0336.04
4.3.10.0100.0136.04
4.3.00.0170.0277.54

preferences:
78.3 ms | 401 KiB | 5 Q