3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=''; for ($i=0; $i<1024; $i++) { $x .= str_repeat(' ', 1024); } echo memory_get_usage();

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)
7.2.00.0100.00719.38
7.1.70.0050.00317.22
7.1.60.0130.01319.25
7.1.50.0070.01016.95
7.1.00.0030.03722.43
7.0.200.0040.00716.80
7.0.140.0000.07722.00
7.0.120.0000.07722.25
7.0.60.0170.07320.91
7.0.50.0030.06018.80
7.0.40.0070.08720.24
7.0.30.0200.04020.30
7.0.20.0300.06020.17
7.0.10.0130.04320.04
7.0.00.0030.04020.08
5.6.210.0000.08721.40
5.6.200.0030.05318.95
5.6.190.0070.06321.07
5.6.180.0230.04721.11
5.6.170.0270.04721.18
5.6.160.0130.07721.12
5.6.150.0130.04018.90
5.6.140.0130.07718.86
5.6.130.0100.04718.68
5.6.120.0030.04021.77
5.6.110.0170.06721.77
5.6.100.0100.08321.73
5.6.90.0070.08721.79
5.6.80.0070.06021.22
5.6.70.3570.04721.06
5.5.350.0300.07321.13
5.5.340.0070.07318.75
5.5.330.0030.04320.91
5.5.320.0270.08320.73
5.5.310.0300.07720.81
5.5.300.0070.07718.52
5.5.290.0130.04018.71
5.5.280.0000.04721.72
5.5.270.0100.08721.51
5.5.260.0070.07321.65
5.5.250.0000.04321.33
5.5.240.0100.08020.90
5.4.450.0070.03720.25
5.4.440.0070.04020.29
5.4.430.0030.04320.11
5.4.420.0000.06020.21
5.4.410.0000.04320.03
5.4.400.0030.04019.96
5.4.390.0030.03719.73
5.4.380.0000.03719.53
5.4.370.0000.03719.91
5.4.360.0000.04019.80
5.4.350.0030.04019.96
5.4.340.0030.04019.65
5.4.320.0030.07319.61
5.4.310.0030.04019.95
5.4.300.0230.03019.92
5.4.290.0030.07319.74
5.4.280.0030.04719.50
5.4.270.0000.03719.74
5.4.260.0030.03719.74
5.4.250.0070.04019.95
5.4.240.0100.03019.64
5.4.230.0030.04019.82
5.4.220.0030.04019.92
5.4.210.0030.03319.94
5.4.200.0000.03719.94
5.4.190.0130.02719.91
5.4.180.0000.04319.74
5.4.170.0200.02719.62
5.4.160.0030.04019.94
5.4.150.0000.04319.63
5.4.140.0030.03717.30
5.4.130.0030.03717.02
5.4.120.0000.03717.02
5.4.110.0030.03717.20
5.4.100.0030.03317.18
5.4.90.0000.03717.14
5.4.80.0000.03317.10
5.4.70.0000.03316.94
5.4.60.0070.03017.02
5.4.50.0000.03316.91
5.4.40.0000.04017.19
5.4.30.0000.03716.78
5.4.20.0070.03017.13
5.4.10.0030.03316.80
5.4.00.0000.03316.37
5.3.290.0000.03715.63
5.3.280.0000.03715.64
5.3.270.0030.03315.46
5.3.260.0030.03315.43
5.3.250.0030.03715.43
5.3.240.0030.04015.52
5.3.230.0070.03715.43
5.3.220.0000.03715.48
5.3.210.0000.03715.64
5.3.200.0000.04015.38
5.3.190.0030.03315.39
5.3.180.0030.03315.50
5.3.170.0000.03715.64
5.3.160.0000.04015.41
5.3.150.0000.03715.53
5.3.140.0000.03715.48
5.3.130.0000.03715.38
5.3.120.0030.03315.38
5.3.110.0030.03715.47
5.3.100.0000.04014.89
5.3.90.0000.04014.95
5.3.80.0030.03714.87
5.3.70.0030.03315.00
5.3.60.0030.03314.77
5.3.50.0030.03314.82
5.3.40.0030.03314.81
5.3.30.0000.03314.92
5.3.20.0030.03314.46
5.3.10.0030.03014.51
5.3.00.0000.03314.52
5.2.170.0100.04312.49
5.2.160.0000.02712.49
5.2.150.0000.05012.49
5.2.140.0030.03712.49
5.2.130.0000.03712.49
5.2.120.0000.03012.49
5.2.110.0030.04312.49
5.2.100.0000.03012.49
5.2.90.0030.03312.49
5.2.80.0000.03012.49
5.2.70.0070.02312.49
5.2.60.0030.02712.49
5.2.50.0000.03012.49
5.2.40.0000.06712.49
5.2.30.0000.04312.49
5.2.20.0030.02712.49
5.2.10.0000.07012.49
5.2.00.0070.03713.43
5.1.60.0030.03012.49
5.1.50.0070.03712.49
5.1.40.0000.04712.49
5.1.30.0070.05012.49
5.1.20.0070.02712.49
5.1.10.0070.05012.49
5.1.00.0030.02712.49
5.0.50.0000.03012.49
5.0.40.0000.02312.49
5.0.30.0000.03312.49
5.0.20.0030.04312.49
5.0.10.0070.03012.49
5.0.00.0070.05012.49
4.4.90.0030.03312.49
4.4.80.0030.03712.49
4.4.70.0030.02712.49
4.4.60.0000.03312.49
4.4.50.0000.03312.49
4.4.40.0000.03712.49
4.4.30.0000.03312.49
4.4.20.0070.01312.49
4.4.10.0030.03312.49
4.4.00.0000.03712.49
4.3.110.0000.03712.49
4.3.100.0030.02312.49
4.3.90.0030.03312.49
4.3.80.0000.03012.49
4.3.70.0000.02312.49
4.3.60.0000.03012.49
4.3.50.0000.03712.49
4.3.40.0000.04012.49
4.3.30.0000.02312.49
4.3.20.0070.01712.49
4.3.10.0000.02712.49
4.3.00.0030.01312.49

preferences:
36.55 ms | 401 KiB | 5 Q