3v4l.org

run code in 300+ PHP versions simultaneously
<?php $colors{'red'} = '#ff0000'; $shortnames{'Robert'} = 'Bob'; print_r($colors); print_r($shortnames);

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)
8.3.40.0060.01018.42
8.3.30.0030.01418.79
8.3.20.0000.00720.16
8.3.10.0080.00023.66
8.3.00.0080.00019.25
8.2.170.0040.01122.96
8.2.160.0060.00620.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00022.23
8.2.110.0060.00322.24
8.2.100.0090.00317.50
8.2.90.0080.00019.10
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0000.00917.91
8.2.50.0080.00018.07
8.2.40.0050.00519.80
8.2.30.0040.00418.01
8.2.20.0040.00417.42
8.2.10.0050.00217.91
8.2.00.0060.00317.61
8.1.270.0040.00422.06
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00723.92
8.1.230.0070.00717.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00616.99
8.1.190.0030.00617.11
8.1.180.0000.00818.10
8.1.170.0080.00018.57
8.1.160.0070.00021.95
8.1.150.0040.00418.71
8.1.140.0000.00717.31
8.1.130.0030.00317.66
8.1.120.0030.00517.36
8.1.110.0000.00817.36
8.1.100.0030.00317.36
8.1.90.0000.00717.29
8.1.80.0070.00017.21
8.1.70.0030.00317.24
8.1.60.0040.00417.45
8.1.50.0000.00817.27
8.1.40.0090.00017.28
8.1.30.0050.00317.54
8.1.20.0060.00317.43
8.1.10.0000.00717.27
8.1.00.0050.00317.32
8.0.300.0000.00718.77
8.0.290.0040.00416.58
8.0.280.0030.00318.22
8.0.270.0030.00317.00
8.0.260.0050.00317.16
8.0.250.0030.00316.89
8.0.240.0070.00016.84
8.0.230.0070.00016.92
8.0.220.0070.00016.69
8.0.210.0000.00716.75
8.0.200.0040.00416.86
8.0.190.0060.00316.78
8.0.180.0070.00016.82
8.0.170.0000.00816.73
8.0.160.0060.00316.88
8.0.150.0000.00716.84
8.0.140.0040.00416.76
8.0.130.0050.00013.24
8.0.120.0080.00016.80
8.0.110.0030.00516.64
8.0.100.0070.00016.89
8.0.90.0050.00316.79
8.0.80.0040.01116.79
8.0.70.0070.00016.62
8.0.60.0030.00316.71
8.0.50.0040.00416.88
8.0.30.0120.00717.06
8.0.20.0110.00817.40
8.0.10.0050.00316.83
8.0.00.0100.00816.58
7.4.330.0050.00015.00
7.4.320.0040.00416.52
7.4.300.0070.00016.54
7.4.290.0000.00816.52
7.4.280.0000.00916.52
7.4.270.0070.00016.57
7.4.260.0000.00616.31
7.4.250.0050.00216.41
7.4.240.0030.00316.50
7.4.230.0000.00716.62
7.4.220.0100.01016.50
7.4.210.0130.00016.55
7.4.200.0040.00416.54
7.4.160.0070.01016.56
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0120.00516.43
7.4.120.0130.00716.39
7.4.110.0110.01016.63
7.4.100.0060.01216.61
7.4.90.0040.01516.51
7.4.80.0110.00719.39
7.4.70.0130.00316.54
7.4.60.0120.00416.22
7.4.50.0030.00516.47
7.4.40.0120.00616.40
7.4.30.0100.00716.43
7.4.00.0030.01114.64
7.3.330.0000.00513.10
7.3.320.0060.00013.02
7.3.310.0000.00716.25
7.3.300.0000.00716.21
7.3.290.0030.01216.22
7.3.280.0110.00516.21
7.3.270.0090.00917.40
7.3.260.0070.01116.29
7.3.250.0100.00916.33
7.3.240.0060.01216.20
7.3.230.0060.01116.39
7.3.210.0100.00716.20
7.3.200.0150.00319.39
7.3.190.0130.00316.20
7.3.180.0000.01616.36
7.3.170.0060.01116.27
7.3.160.0090.00616.14
7.2.330.0060.01116.20
7.2.320.0060.01016.47
7.2.310.0060.01016.42
7.2.300.0060.00916.23
7.2.290.0070.01116.67
7.1.70.0060.00316.84
7.1.60.0120.01219.32
7.1.50.0100.01016.73
7.1.00.0070.07322.43
7.0.200.0030.00716.44
7.0.140.0070.07021.99
7.0.60.0130.07020.04
7.0.50.0070.08017.87
7.0.40.0000.05020.41
7.0.30.0230.08320.30
7.0.20.0200.09020.33
7.0.10.0000.05320.00
7.0.00.0070.07320.09
5.6.280.0100.06720.90
5.6.210.0100.05020.62
5.6.200.0030.04018.22
5.6.190.0070.05020.59
5.6.180.0270.08020.41
5.6.170.0300.06020.52
5.6.160.0030.09020.41
5.6.150.0030.05318.17
5.6.140.0030.04018.12
5.6.130.0000.06718.21
5.6.120.0070.08021.12
5.6.110.0130.08020.98
5.6.100.0070.05320.99
5.6.90.0170.08021.13
5.6.80.0070.08320.37
5.5.350.4300.04320.40
5.5.340.0070.06017.98
5.5.330.0000.05720.14
5.5.320.0300.05320.17
5.5.310.0270.06720.29
5.5.300.0070.08717.91
5.5.290.0070.05317.91
5.5.280.0100.06020.77
5.5.270.0070.04720.72
5.5.260.0100.08020.73
5.5.250.0000.04320.61
5.5.240.0000.03320.28
5.4.450.0130.06719.21
5.4.440.0100.05719.38
5.4.430.0800.05719.52
5.4.420.0670.00019.51
5.4.410.0700.00019.52
5.4.400.0600.00019.16
5.4.390.0630.00019.08
5.4.380.0670.00019.11
5.4.370.0630.00018.95
5.4.360.0630.00019.13
5.4.350.0670.00019.05
5.4.340.0080.03511.97
5.4.320.0060.04112.46
5.4.310.0060.03712.45
5.4.300.0060.03712.45
5.4.290.0050.03912.45
5.4.280.0060.03612.34
5.4.270.0040.04112.34
5.4.260.0060.03712.34
5.4.250.0050.03812.35
5.4.240.0040.03712.34
5.4.230.0050.03812.34
5.4.220.0060.03512.34
5.4.210.0040.03712.34
5.4.200.0030.03912.34
5.4.190.0070.03412.33
5.4.180.0060.03512.33
5.4.170.0070.03412.34
5.4.160.0030.03812.34
5.4.150.0070.03312.34
5.4.140.0020.04012.02
5.4.130.0060.03512.01
5.4.120.0060.03511.97
5.4.110.0040.03611.96
5.4.100.0080.03811.96
5.4.90.0030.04211.96
5.4.80.0030.03811.96
5.4.70.0030.03711.96
5.4.60.0040.03611.96
5.4.50.0050.03611.96
5.4.40.0060.03411.95
5.4.30.0050.03611.95
5.4.20.0030.03611.95
5.4.10.0080.03111.95
5.4.00.0040.03811.44
5.3.290.0050.04012.80
5.3.280.0060.03712.71
5.3.270.0050.04012.73
5.3.260.0050.04012.72
5.3.250.0050.03812.72
5.3.240.0050.03712.72
5.3.230.0040.03912.71
5.3.220.0040.03912.68
5.3.210.0060.03912.68
5.3.200.0070.03512.68
5.3.190.0040.04012.68
5.3.180.0050.03712.67
5.3.170.0090.04712.67
5.3.160.0050.03612.67
5.3.150.0070.03612.68
5.3.140.0060.03612.66
5.3.130.0080.03612.66
5.3.120.0070.03712.65
5.3.110.0020.04312.66
5.3.100.0090.03312.12
5.3.90.0050.03712.09
5.3.80.0060.03612.07
5.3.70.0050.03712.07
5.3.60.0070.03412.06
5.3.50.0050.03712.00
5.3.40.0040.03812.00
5.3.30.0100.03111.94
5.3.20.0060.03511.72
5.3.10.0050.03511.69
5.3.00.0020.05211.68
5.2.170.0090.0299.18
5.2.160.0070.0269.18
5.2.150.0050.0379.18
5.2.140.0070.0319.17
5.2.130.0060.0279.13
5.2.120.0080.0249.13
5.2.110.0040.0299.14
5.2.100.0070.0309.14
5.2.90.0050.0349.14
5.2.80.0030.0319.13
5.2.70.0040.0309.13
5.2.60.0030.0319.09
5.2.50.0040.0309.05
5.2.40.0020.0319.03
5.2.30.0070.0279.00
5.2.20.0050.0288.99
5.2.10.0060.0268.91
5.2.00.0060.0288.77
5.1.60.0040.0278.06
5.1.50.0060.0228.06
5.1.40.0040.0248.04
5.1.30.0070.0238.39
5.1.20.0060.0248.41
5.1.10.0040.0268.13
5.1.00.0010.0298.13
5.0.50.0030.0216.61
5.0.40.0020.0216.47
5.0.30.0010.0346.29
5.0.20.0050.0176.26
5.0.10.0050.0186.23
5.0.00.0030.0316.23
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0030.0214.75
4.4.60.0030.0154.75
4.4.50.0000.0184.77
4.4.40.0030.0254.71
4.4.30.0010.0174.76
4.4.20.0010.0174.85
4.4.10.0030.0154.85
4.4.00.0010.0274.76
4.3.110.0050.0134.67
4.3.100.0030.0174.66
4.3.90.0030.0144.63
4.3.80.0070.0234.58
4.3.70.0030.0144.63
4.3.60.0010.0164.63
4.3.50.0040.0144.63
4.3.40.0040.0234.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0020.0153.21
4.3.00.0100.0237.19

preferences:
47.51 ms | 400 KiB | 5 Q