3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('a'=>1,'b'=>2); $array[] = array('a'=>3,'b'=>4); print_r($array);

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)
8.3.60.0090.00616.63
8.3.50.0180.01321.96
8.3.40.0040.01118.67
8.3.30.0100.00318.96
8.3.20.0070.00020.12
8.3.10.0000.00823.53
8.3.00.0080.00019.13
8.2.180.0060.01218.04
8.2.170.0100.01022.96
8.2.160.0130.00020.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0120.00326.16
8.2.120.0040.00422.31
8.2.110.0060.00322.26
8.2.100.0080.00417.91
8.2.90.0040.00419.20
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0050.00517.80
8.2.50.0000.00818.07
8.2.40.0040.00419.95
8.2.30.0040.00417.93
8.2.20.0040.00417.67
8.2.10.0040.00417.86
8.2.00.0090.00017.61
8.1.280.0100.00725.92
8.1.270.0030.00523.88
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0090.00023.71
8.1.230.0040.00718.86
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00717.23
8.1.190.0000.00817.41
8.1.180.0000.01018.10
8.1.170.0000.00918.52
8.1.160.0000.00721.94
8.1.150.0040.00418.62
8.1.140.0030.00617.25
8.1.130.0000.00717.73
8.1.120.0040.00417.32
8.1.110.0000.00817.37
8.1.100.0050.00517.27
8.1.90.0070.00017.40
8.1.80.0050.00217.39
8.1.70.0000.00817.38
8.1.60.0030.00517.40
8.1.50.0030.00517.32
8.1.40.0040.00417.47
8.1.30.0030.00617.50
8.1.20.0070.00017.60
8.1.10.0050.00217.32
8.1.00.0040.00417.42
8.0.300.0070.00018.77
8.0.290.0040.00416.80
8.0.280.0000.00718.30
8.0.270.0000.00717.06
8.0.260.0060.00017.09
8.0.250.0040.00416.79
8.0.240.0070.00016.89
8.0.230.0030.00316.89
8.0.220.0070.00016.73
8.0.210.0030.00616.69
8.0.200.0000.00616.89
8.0.190.0030.00516.79
8.0.180.0000.00716.85
8.0.170.0050.00316.86
8.0.160.0040.00416.71
8.0.150.0000.00716.72
8.0.140.0080.00016.79
8.0.130.0000.00613.21
8.0.120.0000.00816.77
8.0.110.0070.00016.79
8.0.100.0000.00716.76
8.0.90.0040.00416.86
8.0.80.0100.01016.76
8.0.70.0040.00416.88
8.0.60.0030.00416.88
8.0.50.0070.00016.91
8.0.30.0100.00917.13
8.0.20.0090.01217.40
8.0.10.0070.00016.92
8.0.00.0080.01316.72
7.4.330.0050.00015.00
7.4.320.0020.00516.57
7.4.300.0060.00016.51
7.4.290.0000.00716.51
7.4.280.0040.00416.42
7.4.270.0000.00816.46
7.4.260.0070.00016.52
7.4.250.0030.00316.44
7.4.240.0020.00616.52
7.4.230.0000.00816.53
7.4.220.0120.00316.54
7.4.210.0080.00816.45
7.4.200.0070.00016.50
7.4.190.0000.00716.39
7.4.160.0090.00616.53
7.4.150.0060.01517.40
7.4.140.0100.01017.86
7.4.130.0060.01116.48
7.4.120.0080.00816.47
7.4.110.0130.01016.38
7.4.100.0000.01716.45
7.4.90.0100.00716.34
7.4.80.0100.01019.39
7.4.70.0110.00616.38
7.4.60.0130.01016.26
7.4.50.0040.00416.19
7.4.40.0110.00822.77
7.4.30.0140.00716.19
7.4.00.0090.00614.83
7.3.330.0030.00312.98
7.3.320.0000.00613.10
7.3.310.0070.00016.20
7.3.300.0030.00316.09
7.3.290.0120.00316.16
7.3.280.0060.01216.16
7.3.270.0070.01417.40
7.3.260.0090.00916.18
7.3.250.0110.01116.18
7.3.240.0060.01116.15
7.3.230.0100.00916.48
7.3.210.0130.00916.41
7.3.200.0100.01016.34
7.3.190.0030.01316.16
7.3.180.0120.00916.21
7.3.170.0080.00816.59
7.3.160.0100.00916.55
7.3.120.0070.01014.79
7.2.330.0110.00616.67
7.2.320.0060.01016.57
7.2.310.0060.01016.40
7.2.300.0030.01216.54
7.2.290.0110.01116.45
7.2.00.0040.00819.02
7.1.100.0060.00318.00
7.1.70.0030.00317.08
7.1.60.0090.00919.46
7.1.50.0040.01116.65
7.1.00.0030.07722.33
7.0.200.0370.00414.65
7.0.140.0100.06022.09
7.0.60.0070.07720.05
7.0.50.0000.09018.02
7.0.40.0000.04720.09
7.0.30.0370.05720.30
7.0.20.0330.07020.08
7.0.10.0100.08720.20
7.0.00.0130.07720.22
5.6.280.0130.06320.92
5.6.210.0170.07720.74
5.6.200.0030.06318.23
5.6.190.0030.04320.50
5.6.180.0130.07020.48
5.6.170.0270.08020.45
5.6.160.0000.08720.61
5.6.150.0130.06018.12
5.6.140.0000.04318.28
5.6.130.0070.04718.18
5.6.120.0130.04721.09
5.6.110.0000.04321.03
5.6.100.0100.08321.10
5.6.90.0070.08721.00
5.6.80.0100.07720.35
5.6.70.2800.03720.47
5.5.350.0230.07720.48
5.5.340.0030.08718.07
5.5.330.0100.07320.39
5.5.320.0330.07020.37
5.5.310.0330.07020.41
5.5.300.0130.04018.04
5.5.290.0030.06717.95
5.5.280.0070.04320.76
5.5.270.0070.08320.79
5.5.260.0100.08320.75
5.5.250.0100.04020.58
5.5.240.3830.04020.27
5.4.450.0130.07019.53
5.4.440.0470.07019.59
5.4.430.0730.06019.66
5.4.420.0330.05019.15
5.4.410.0170.05319.04
5.4.400.0630.05319.20
5.4.390.0600.06019.24
5.4.380.0470.05318.69
5.4.370.0300.05718.63
5.4.360.0330.04718.46
5.4.350.0300.05318.78
5.4.340.0270.06018.80
5.4.320.0100.03412.48
5.4.310.0090.03712.48
5.4.300.0080.03912.48
5.4.290.0040.04512.46
5.4.280.0070.05312.36
5.4.270.0060.05812.36
5.4.260.0060.07212.36
5.4.250.0110.04112.36
5.4.240.0110.04612.36
5.4.230.0080.04912.35
5.4.220.0100.05212.35
5.4.210.0150.06212.35
5.4.200.0120.06712.35
5.4.190.0080.04512.34
5.4.180.0110.04412.34
5.4.170.0110.07512.36
5.4.160.0080.04212.35
5.4.150.0120.04412.35
5.4.140.0050.04312.04
5.4.130.0080.04612.02
5.4.120.0120.06911.98
5.4.110.0080.05011.98
5.4.100.0050.04211.97
5.4.90.0080.05611.98
5.4.80.0100.04511.98
5.4.70.0150.04511.97
5.4.60.0160.08911.97
5.4.50.0130.06411.97
5.4.40.0190.05311.96
5.4.30.0130.05811.96
5.4.20.0100.07311.96
5.4.10.0060.06111.95
5.4.00.0160.05811.45
5.3.290.0080.04612.80
5.3.280.0110.06812.71
5.3.270.0160.09412.72
5.3.260.0070.08112.72
5.3.250.0080.05612.72
5.3.240.0070.05212.72
5.3.230.0070.06012.71
5.3.220.0060.04212.68
5.3.210.0160.06712.68
5.3.200.0100.04612.68
5.3.190.0050.04212.68
5.3.180.0090.04112.67
5.3.170.0130.04312.67
5.3.160.0080.04112.67
5.3.150.0060.04612.68
5.3.140.0070.04112.66
5.3.130.0100.04612.66
5.3.120.0070.04612.66
5.3.110.0060.04412.66
5.3.100.0140.06812.12
5.3.90.0050.08012.09
5.3.80.0170.07712.07
5.3.70.0080.06712.07
5.3.60.0110.08012.07
5.3.50.0090.06412.01
5.3.40.0080.06612.01
5.3.30.0120.05811.97
5.3.20.0100.04011.75
5.3.10.0080.03811.72
5.3.00.0240.09211.70
5.2.170.0130.0699.21
5.2.160.0140.0629.20
5.2.150.0120.0699.20
5.2.140.0060.0559.20
5.2.130.0110.0639.16
5.2.120.0090.0419.16
5.2.110.0070.0339.17
5.2.100.0110.0769.16
5.2.90.0080.0389.17
5.2.80.0110.0459.16
5.2.70.0090.0409.17
5.2.60.0120.0689.11
5.2.50.0120.0669.08
5.2.40.0090.0679.06
5.2.30.0090.0459.04
5.2.20.0050.0559.02
5.2.10.0090.0658.93
5.2.00.0090.0428.79
5.1.60.0110.0718.07
5.1.50.0100.0368.07
5.1.40.0070.0398.05
5.1.30.0070.0388.41
5.1.20.0110.0508.43
5.1.10.0060.0438.15
5.1.00.0090.0438.15
5.0.50.0090.0296.63
5.0.40.0030.0446.48
5.0.30.0040.0626.30
5.0.20.0050.0326.27
5.0.10.0060.0336.25
5.0.00.0040.0496.23
4.4.90.0040.0254.77
4.4.80.0050.0244.75
4.4.70.0080.0204.76
4.4.60.0020.0244.76
4.4.50.0040.0284.77
4.4.40.0090.0604.71
4.4.30.0130.0494.76
4.4.20.0030.0234.85
4.4.10.0040.0224.85
4.4.00.0030.0274.76
4.3.110.0050.0144.67
4.3.100.0030.0154.66
4.3.90.0040.0144.63
4.3.80.0030.0274.58
4.3.70.0030.0184.63
4.3.60.0010.0174.63
4.3.50.0050.0144.63
4.3.40.0050.0314.54
4.3.30.0020.0173.30
4.3.20.0020.0223.27
4.3.10.0060.0233.22
4.3.00.0130.03010.31

preferences:
43.36 ms | 401 KiB | 5 Q