3v4l.org

run code in 300+ PHP versions simultaneously
<?hh $a = Map{0=>1,1=>2,2=>3}; $b = $a; $b[0] = 4; echo $a[0]; echo $b[0];

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)
8.3.60.0090.00616.23
8.3.50.0140.00122.79
8.3.40.0140.00318.64
8.3.30.0070.00718.96
8.3.20.0070.00020.22
8.3.10.0030.00523.64
8.3.00.0050.00319.26
8.2.180.0120.00316.32
8.2.170.0070.00722.96
8.2.160.0130.00720.57
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00021.09
8.2.110.0070.00422.02
8.2.100.0080.00417.59
8.2.90.0030.00617.66
8.2.80.0040.00717.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0000.00919.82
8.2.30.0040.00417.80
8.2.20.0040.00417.43
8.2.10.0040.00417.86
8.2.00.0030.00617.57
8.1.280.0040.01125.92
8.1.270.0080.00023.91
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0000.00922.42
8.1.230.0070.00421.03
8.1.220.0030.00617.74
8.1.210.0040.00418.92
8.1.200.0090.00317.10
8.1.190.0050.00317.00
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0040.00421.80
8.1.150.0000.00718.79
8.1.140.0080.00017.25
8.1.130.0070.00017.74
8.1.120.0070.00417.19
8.1.110.0040.00417.34
8.1.100.0030.00317.28
8.1.90.0090.00017.37
8.1.80.0060.00317.31
8.1.70.0000.00717.23
8.1.60.0040.00417.45
8.1.50.0000.00817.35
8.1.40.0040.00417.38
8.1.30.0060.00317.45
8.1.20.0040.00417.38
8.1.10.0070.00017.29
8.1.00.0000.00717.36
8.0.300.0030.00319.89
8.0.290.0050.00316.75
8.0.280.0000.00818.32
8.0.270.0040.00417.11
8.0.260.0030.00317.24
8.0.250.0040.00416.68
8.0.240.0000.00716.70
8.0.230.0030.00316.66
8.0.220.0030.00316.69
8.0.210.0030.00316.76
8.0.200.0000.00716.69
8.0.190.0010.01016.71
8.0.180.0040.00416.70
8.0.170.0050.00316.79
8.0.160.0000.00716.70
8.0.150.0030.00516.70
8.0.140.0040.00416.70
8.0.130.0040.00313.27
8.0.120.0000.00716.60
8.0.110.0000.00816.78
8.0.100.0000.00916.57
8.0.90.0000.00816.62
8.0.80.0060.00916.70
8.0.70.0030.00316.58
8.0.60.0050.00216.73
8.0.50.0000.00716.78
8.0.30.0170.00517.15
8.0.20.0110.01317.40
8.0.10.0040.00416.82
8.0.00.0080.01016.41
7.4.330.0060.00015.09
7.4.320.0000.00616.29
7.4.300.0000.00716.34
7.4.290.0020.00516.50
7.4.280.0040.00416.40
7.4.270.0050.00316.38
7.4.260.0070.00016.24
7.4.250.0030.00316.45
7.4.240.0020.00516.40
7.4.230.0070.00016.54
7.4.220.0040.02116.40
7.4.210.0110.00416.46
7.4.200.0000.00716.52
7.4.160.0100.00616.22
7.4.150.0090.00917.40
7.4.140.0090.00817.86
7.4.130.0080.00816.32
7.4.120.0060.01116.42
7.4.110.0140.00316.33
7.4.100.0120.00916.57
7.4.90.0170.00016.42
7.4.80.0170.00819.39
7.4.70.0070.01016.48
7.4.60.0100.00716.34
7.4.50.0060.00016.45
7.4.40.0120.00416.27
7.4.30.0100.01016.36
7.3.330.0050.00013.09
7.3.320.0000.00513.09
7.3.310.0040.00416.00
7.3.300.0040.00416.16
7.3.290.0030.01216.13
7.3.280.0100.00616.14
7.3.270.0140.00717.40
7.3.260.0100.00616.19
7.3.250.0130.00316.41
7.3.240.0110.00516.48
7.3.230.0080.00816.39
7.3.210.0100.00716.16
7.3.200.0070.01419.39
7.3.190.0070.01516.15
7.3.180.0080.00916.28
7.3.170.0070.01016.27
7.3.160.0120.00816.19
7.2.330.0060.01216.37
7.2.320.0130.00316.43
7.2.310.0060.01816.21
7.2.300.0130.01016.20
7.2.290.0060.00916.20
5.4.320.0050.03812.46
5.4.310.0030.04612.45
5.4.300.0110.04412.45
5.4.290.0080.03912.45
5.4.280.0050.03912.35
5.4.270.0070.03712.35
5.4.260.0070.04412.35
5.4.250.0070.03812.35
5.4.240.0070.03912.34
5.4.230.0050.04112.34
5.4.220.0080.03612.34
5.4.210.0040.03812.34
5.4.200.0030.04112.34
5.4.190.0070.03412.33
5.4.180.0030.03812.33
5.4.170.0050.03712.34
5.4.160.0070.04212.34
5.4.150.0100.03612.34
5.4.140.0040.04012.02
5.4.130.0060.03912.01
5.4.120.0050.03611.97
5.4.110.0080.03311.96
5.4.100.0060.03411.96
5.4.90.0090.04111.96
5.4.80.0100.03811.96
5.4.70.0060.03511.96
5.4.60.0060.03411.96
5.4.50.0090.04211.96
5.4.40.0060.03711.95
5.4.30.0070.03511.95
5.4.20.0060.03511.95
5.4.10.0060.03411.95
5.4.00.0090.03211.43

preferences:
38.5 ms | 401 KiB | 5 Q