3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); for ($i = 1; $i <= 999999; $i++) { $a['key-' . $i] = $i; }

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)
8.3.60.0530.05656.85
8.3.50.0400.05257.37
8.3.40.0420.01938.78
8.3.30.0350.02539.33
8.3.20.0260.00740.30
8.3.10.0130.01042.32
8.3.00.0130.01039.54
8.2.180.0540.06457.22
8.2.170.0390.02039.43
8.2.160.0330.02740.53
8.2.150.0270.00739.22
8.2.140.0170.01740.57
8.2.130.0040.01842.35
8.2.120.0030.02342.26
8.2.110.0030.02840.76
8.2.100.0170.03137.94
8.2.90.0170.02039.29
8.2.80.0100.02638.04
8.2.70.0100.02637.79
8.2.60.0160.02038.10
8.2.50.0140.02137.67
8.2.40.0000.03038.54
8.2.30.0130.02038.02
8.2.20.0130.02037.57
8.2.10.0120.02238.08
8.2.00.0200.03437.52
8.1.280.0750.06256.53
8.1.270.0100.02042.29
8.1.260.0240.01039.09
8.1.250.0030.02342.34
8.1.240.0060.02243.86
8.1.230.0310.01439.10
8.1.220.0180.01537.70
8.1.210.0130.02237.41
8.1.200.0200.01737.45
8.1.190.0130.02237.46
8.1.180.0100.02637.74
8.1.170.0110.02538.58
8.1.160.0110.02241.89
8.1.150.0130.02038.52
8.1.140.0070.02737.22
8.1.130.0060.02537.59
8.1.120.0030.03037.21
8.1.110.0100.03537.26
8.1.100.0140.03037.20
8.1.90.0070.02737.31
8.1.80.0070.02737.19
8.1.70.0100.02137.27
8.1.60.0180.02137.43
8.1.50.0070.03337.24
8.1.40.0110.02837.30
8.1.30.0100.02837.46
8.1.20.0170.02137.33
8.1.10.0160.05457.46
8.1.00.0210.05157.46
8.0.300.0130.04057.52
8.0.290.0290.03557.16
8.0.280.0310.03158.25
8.0.270.0170.04757.14
8.0.260.0200.04357.02
8.0.250.0230.03956.76
8.0.240.0230.04356.85
8.0.230.0160.04656.86
8.0.220.0260.03556.68
8.0.210.0130.04956.72
8.0.200.0100.05256.79
8.0.190.0290.04256.74
8.0.180.0130.05656.84
8.0.170.0170.05656.82
8.0.160.0170.05256.75
8.0.150.0200.04956.63
8.0.140.0130.05656.67
8.0.130.0460.08290.23
8.0.120.0220.05056.83
8.0.110.0200.05056.72
8.0.100.0160.05656.70
8.0.90.0140.05856.69
8.0.80.0590.09556.67
8.0.70.0300.03756.68
8.0.60.0140.05756.62
8.0.50.0140.05256.59
8.0.30.0510.09756.85
8.0.20.0550.12656.84
8.0.10.0270.04556.77
8.0.00.0640.11056.64
7.4.330.0130.04653.49
7.4.320.0170.04856.27
7.4.300.0240.04456.37
7.4.290.0340.05856.21
7.4.280.0290.04256.27
7.4.270.0140.05856.29
7.4.260.0300.06656.24
7.4.250.0200.05156.37
7.4.240.0200.04856.29
7.4.230.0170.05056.34
7.4.220.0990.14856.46
7.4.210.0440.08956.29
7.4.200.0170.05456.43
7.4.190.0230.04756.50
7.4.160.0490.10756.41
7.4.150.0710.08256.38
7.4.140.0660.07956.30
7.4.130.0630.07956.29
7.4.120.0550.08656.34
7.4.110.0640.10456.59
7.4.100.0560.11156.36
7.4.90.0550.08656.40
7.4.80.0650.11556.38
7.4.70.0610.08156.52
7.4.60.0580.09956.32
7.4.50.0130.03756.32
7.4.40.0360.06656.27
7.4.30.0670.07456.36
7.4.00.0230.08254.64
7.3.330.0410.12589.89
7.3.320.0410.11589.98
7.3.310.0330.04656.09
7.3.300.0200.05356.05
7.3.290.0550.12756.11
7.3.280.0690.12156.21
7.3.270.0730.09656.26
7.3.260.0720.09256.30
7.3.250.0650.09956.11
7.3.240.0720.10056.18
7.3.230.0600.11056.23
7.3.210.0620.08856.18
7.3.200.0600.17056.21
7.3.190.0460.10856.33
7.3.180.0660.07956.29
7.3.170.0550.09456.26
7.3.160.0560.11556.34
7.3.120.0340.07454.52
7.3.10.0680.07556.39
7.3.00.0760.06256.46
7.2.330.0510.09854.49
7.2.320.0780.14554.44
7.2.310.0640.08654.60
7.2.300.1140.11154.53
7.2.290.0430.18354.09
7.2.130.0670.08554.57
7.2.120.0460.08554.54
7.2.110.0850.07754.69
7.2.100.0870.08954.66
7.2.90.0960.09054.67
7.2.80.0740.09254.64
7.2.70.0890.08654.78
7.2.60.1040.07754.76
7.2.50.0700.06141.75
7.2.40.0940.08054.71
7.2.30.0990.08254.70
7.2.20.0800.08454.56
7.2.10.0660.09354.77
7.2.00.0910.08154.76
7.1.250.0780.11253.41
7.1.240.0510.10153.75
7.1.230.0380.11353.69
7.1.220.0400.10453.82
7.1.210.0550.10653.36
7.1.200.0550.09353.76
7.1.190.0330.10653.80
7.1.180.0270.11153.63
7.1.170.0330.11053.73
7.1.160.0370.10453.84
7.1.150.0390.10653.63
7.1.140.0430.10553.39
7.1.130.0230.10353.68
7.1.120.0200.11353.62
7.1.110.0560.11953.31
7.1.100.0330.10153.71
7.1.90.0170.11553.71
7.1.80.0360.11653.57
7.1.70.0280.09554.24
7.1.60.0100.07954.16
7.1.50.0460.09253.42
7.1.40.0700.09853.82
7.1.30.0720.10853.66
7.1.20.0640.11753.58
7.1.10.0200.12253.64
7.1.00.0090.14156.99
7.0.330.1110.08853.48
7.0.320.0540.09553.43
7.0.310.0550.09853.53
7.0.300.0270.10653.23
7.0.290.0410.10552.96
7.0.280.0290.10353.25
7.0.270.0400.10653.31
7.0.260.0420.10653.46
7.0.250.0170.10053.33
7.0.240.0230.09953.15
7.0.230.0270.10053.28
7.0.220.0290.09553.07
7.0.210.0300.09753.35
7.0.200.0440.07042.31
7.0.190.0190.10553.32
7.0.180.0200.10953.35
7.0.170.0200.10653.07
7.0.160.0160.10253.13
7.0.150.0170.09853.34
7.0.140.0130.11856.70
7.0.130.0130.09553.24
7.0.120.0100.10553.00
7.0.110.0230.10453.16
7.0.100.0200.10052.97
7.0.90.0130.09853.38
7.0.80.0030.10453.02
7.0.70.0030.10953.02
7.0.60.0180.12555.63
7.0.50.0230.09354.48
7.0.40.0230.10634.46
7.0.30.0690.09834.22
7.0.20.0380.12334.33
7.0.10.0130.10234.55
7.0.00.0120.13234.42
5.6.380.0370.18678.88
5.6.370.0230.19679.08
5.6.360.0370.18978.91
5.6.350.0430.17778.75
5.6.340.0300.19278.64
5.6.330.0430.19078.61
5.6.320.0300.20478.42
5.6.310.0510.18378.90
5.6.300.0500.18279.27
5.6.290.0300.20579.04
5.6.280.0390.20182.34
5.6.270.0300.21079.34
5.6.260.0400.19079.05
5.6.250.0480.19379.07
5.6.240.0230.20779.22
5.6.230.0360.19979.27
5.6.220.0200.19478.72
5.6.210.0460.19282.12
5.6.200.0350.20180.95
5.6.190.0410.20082.09
5.6.180.0350.20982.04
5.6.170.0300.18481.85
5.6.160.0270.19881.88
5.6.150.0410.18780.74
5.6.140.0240.17880.72
5.6.130.0270.21380.68
5.6.120.0270.21482.31
5.6.110.0380.21082.24
5.6.100.0330.20282.07
5.6.90.0320.20881.98
5.6.80.0330.20281.79
5.6.70.0360.18478.68
5.6.60.0300.19178.70
5.6.50.0200.20278.52
5.6.40.0270.19878.51
5.6.30.0270.19578.70
5.6.20.0290.20578.63
5.6.10.0460.18478.70
5.6.00.0390.19878.40
5.5.380.0500.17275.54
5.5.370.0230.20675.64
5.5.360.0370.18975.42
5.5.350.0300.21180.33
5.5.340.0250.17279.01
5.5.330.0330.20280.15
5.5.320.0450.17780.14
5.5.310.0300.17780.18
5.5.300.0300.18778.96
5.5.290.0420.18079.04
5.5.280.0380.19580.34
5.5.270.0280.20480.38
5.5.260.0310.16880.57
5.5.250.0310.18580.32
5.5.240.0300.19980.06
5.5.230.0130.20775.49
5.5.220.0300.17575.37
5.5.210.0130.18775.59
5.5.200.0470.15375.53
5.5.190.0230.19675.67
5.5.180.0260.19775.39
5.5.170.0270.17675.42
5.5.160.0260.20475.73
5.5.150.0300.19175.80
5.5.140.0720.17775.71
5.5.130.0500.18275.45
5.5.120.0450.18375.49
5.5.110.0430.18075.81
5.5.100.0330.18275.68
5.5.90.0500.16975.55
5.5.80.0430.18775.73
5.5.70.0390.18875.82
5.5.60.0330.19275.62
5.5.50.0370.18675.53
5.5.40.0420.16775.53
5.5.30.0370.19075.30
5.5.20.0270.20375.61
5.5.10.0100.23175.09
5.5.00.0460.16875.22
5.4.450.0670.21779.65
5.4.440.0670.24179.78
5.4.430.0700.24779.53
5.4.420.0890.22279.80
5.4.410.0580.23779.94
5.4.400.0770.23579.49
5.4.390.0470.22579.52
5.4.380.0380.22079.49
5.4.370.0400.23279.43
5.4.360.0720.24479.24
5.4.350.0410.20676.13
5.4.340.0350.19176.10
5.4.330.0460.17175.77
5.4.320.0360.18176.34
5.4.310.0280.19076.28
5.4.300.0310.20376.22
5.4.290.0460.25176.24
5.4.280.0370.24176.29
5.4.270.0400.20576.07
5.4.260.0240.20676.31
5.4.250.0390.22276.28
5.4.240.0570.19076.31
5.4.230.0380.25076.29
5.4.220.0430.20576.13
5.4.210.0380.21376.21
5.4.200.0410.25376.13
5.4.190.0300.20476.11
5.4.180.0290.19776.21
5.4.170.0330.20376.13
5.4.160.0370.20876.15
5.4.150.0290.19976.24
5.4.140.0310.18676.00
5.4.130.0330.20475.98
5.4.120.0470.25076.11
5.4.110.0340.24375.86
5.4.100.0270.21276.14
5.4.90.0390.27276.00
5.4.80.0260.22276.06
5.4.70.0290.25276.04
5.4.60.0380.18576.07
5.4.50.0310.21776.16
5.4.40.0350.19976.10
5.4.30.0370.22875.88
5.4.20.0300.20475.98
5.4.10.0320.22676.07
5.4.00.0220.23375.77
5.3.290.0300.19874.83
5.3.280.0300.22274.62
5.3.270.0220.20674.69
5.3.260.0270.20474.69
5.3.250.0280.19074.79
5.3.240.0320.19874.74
5.3.230.0360.24074.72
5.3.220.0340.25574.70
5.3.210.0430.25074.62
5.3.200.0400.25574.63
5.3.190.0400.26374.71
5.3.180.0370.22874.82
5.3.170.0370.22774.79
5.3.160.0340.21974.79
5.3.150.0430.22674.84
5.3.140.0400.24974.75
5.3.130.0390.24274.73
5.3.120.0370.20974.96
5.3.110.0480.25274.71
5.3.100.0360.24774.44
5.3.90.0220.21774.37
5.3.80.0310.21974.22
5.3.70.0410.29474.31
5.3.60.0470.27174.37
5.3.50.0410.25074.30
5.3.40.0360.23574.29
5.3.30.0360.21274.36
5.3.20.0430.23774.12
5.3.10.0380.24274.06
5.3.00.0440.24974.21
5.2.170.0370.23972.90
5.2.160.0280.26372.94
5.2.150.0330.22772.91
5.2.140.0330.25472.87
5.2.130.0380.26472.77
5.2.120.0240.27072.81
5.2.110.0390.25972.79
5.2.100.0340.28172.80
5.2.90.0410.27873.14
5.2.80.0340.29272.81
5.2.70.0300.27873.05
5.2.60.0340.26772.71
5.2.50.0300.29872.94
5.2.40.0290.27572.96
5.2.30.0240.26072.91
5.2.20.0250.27272.91
5.2.10.0300.24072.72
5.2.00.0920.707153.93
5.1.60.1130.746198.88
5.1.50.1020.859198.93
5.1.40.1160.788199.01
5.1.30.0970.782199.26
5.1.20.1070.730199.21
5.1.10.1010.809199.11
5.1.00.1010.785199.03
5.0.50.0841.068197.70
5.0.40.0921.070197.69
5.0.30.1061.106197.58
5.0.20.1041.149197.57
5.0.10.0911.090197.48
5.0.00.0911.046197.44
4.4.90.0721.029195.59
4.4.80.0931.025195.74
4.4.70.0691.111195.74
4.4.60.1001.237195.66
4.4.50.0811.069195.71
4.4.40.0861.088195.73
4.4.30.0801.111195.72
4.4.20.0831.112195.78
4.4.10.0941.086195.66
4.4.00.0881.125195.64
4.3.110.0871.138195.56
4.3.100.0851.177195.59
4.3.90.1151.131195.60
4.3.80.0751.025195.55
4.3.70.0970.991195.54
4.3.60.0931.054195.58
4.3.50.1021.013195.50
4.3.40.1051.133195.58
4.3.30.0821.040194.58
4.3.20.0881.064194.54
4.3.10.0901.141194.67
4.3.00.1121.040195.20

preferences:
52.06 ms | 401 KiB | 5 Q