3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ini_get('memory_limit')); ini_set('memory_limit', '16M'); var_dump(ini_get('memory_limit')); str_repeat('a', 2 << 28);

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)
8.3.60.0140.00418.50
8.3.50.0160.00321.02
8.3.40.0070.00718.54
8.3.30.0070.00718.58
8.3.20.0050.00220.26
8.3.10.0000.00721.73
8.3.00.0060.00323.65
8.2.180.0000.01518.16
8.2.170.0090.00622.96
8.2.160.0090.00620.52
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0070.00019.41
8.2.120.0070.00026.35
8.2.110.0030.00622.08
8.2.100.0030.00717.80
8.2.90.0000.00819.11
8.2.80.0000.00817.97
8.2.70.0000.00817.37
8.2.60.0080.00017.91
8.2.50.0040.00418.07
8.2.40.0000.00822.26
8.2.30.0050.00219.24
8.2.20.0040.00417.65
8.2.10.0090.00017.93
8.2.00.0080.00017.86
8.1.280.0040.01125.92
8.1.270.0080.01220.38
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0060.00323.91
8.1.230.0030.00718.89
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.23
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00418.53
8.1.160.0040.00420.66
8.1.150.0000.00718.80
8.1.140.0050.00319.36
8.1.130.0030.00317.63
8.1.120.0070.00017.36
8.1.110.0040.00417.36
8.1.100.0050.00217.29
8.1.90.0000.00817.25
8.1.80.0000.01017.23
8.1.70.0000.00717.30
8.1.60.0060.00317.40
8.1.50.0030.00617.37
8.1.40.0000.00917.41
8.1.30.0080.00017.56
8.1.20.0020.00517.36
8.1.10.0000.00717.36
8.1.00.0040.00417.21
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0030.00318.35
8.0.270.0030.00317.03
8.0.260.0030.00317.18
8.0.250.0070.00016.86
8.0.240.0070.00016.84
8.0.230.0030.00416.90
8.0.220.0000.00716.71
8.0.210.0000.00716.77
8.0.200.0000.00716.85
8.0.190.0080.00016.81
8.0.180.0050.00316.88
8.0.170.0050.00316.71
8.0.160.0050.00316.71
8.0.150.0030.00516.77
8.0.140.0030.00516.71
8.0.130.0030.00313.28
8.0.120.0030.00616.71
8.0.110.0070.00016.66
8.0.100.0040.00416.60
8.0.90.0040.00416.77
8.0.80.0040.01116.82
8.0.70.0070.00016.65
8.0.60.0040.00416.77
8.0.50.0070.00016.86
8.0.30.0130.00417.05
8.0.20.0110.00817.40
8.0.10.0000.00716.88
8.0.00.0140.00516.56
7.4.330.0020.00216.74
7.4.320.0040.00416.42
7.4.300.0050.00216.26
7.4.290.0070.00016.31
7.4.280.0030.00616.37
7.4.270.0040.00416.34
7.4.260.0030.00316.36
7.4.250.0040.00416.47
7.4.240.0020.00516.34
7.4.230.0030.00316.46
7.4.220.0100.00616.39
7.4.210.0050.01116.42
7.4.200.0040.00416.11
7.4.160.0070.01716.36
7.4.150.0100.00717.40
7.4.140.0120.01117.86
7.4.130.0180.00516.41
7.4.120.0070.01016.46
7.4.110.0110.00716.36
7.4.100.0100.01016.48
7.4.90.0110.00616.28
7.4.80.0090.01519.39
7.4.70.0070.01016.29
7.4.60.0000.01616.56
7.4.50.0000.01416.46
7.4.40.0110.00516.10
7.4.30.0140.00316.39
7.4.00.0120.00314.74
7.3.330.0060.00012.95
7.3.320.0000.00712.90
7.3.310.0000.00716.02
7.3.300.0030.00316.16
7.3.290.0030.00316.18
7.3.280.0090.00816.16
7.3.270.0030.01417.40
7.3.260.0160.01316.21
7.3.250.0090.00916.21
7.3.240.0070.01216.41
7.3.230.0070.01116.39
7.3.210.0120.00916.33
7.3.200.0090.00919.39
7.3.190.0090.00916.31
7.3.180.0110.00716.37
7.3.170.0120.00416.27
7.3.160.0090.00916.43
7.2.330.0140.01116.57
7.2.320.0110.00616.46
7.2.310.0130.00716.32
7.2.300.0060.01016.40
7.2.290.0170.00016.35
7.2.60.0200.00816.32
7.2.00.0030.01019.32
7.1.200.0030.00715.64
7.1.100.0060.00618.02
7.1.70.0040.00417.14
7.1.60.0110.01419.20
7.1.50.0030.01616.58
7.1.00.0100.06722.57
7.0.200.0030.00516.64
7.0.60.0200.04019.78
7.0.50.0100.08017.83
7.0.40.0130.09020.08
7.0.30.0300.06720.09
7.0.20.0270.07020.09
7.0.10.0070.06020.32
7.0.00.0100.07320.16
5.6.280.0000.03320.88
5.6.210.0130.07320.69
5.6.200.0070.04718.12
5.6.190.0000.04720.61
5.6.180.0470.07020.27
5.6.170.0300.07720.71
5.6.160.0130.07720.38
5.6.150.0170.07018.15
5.6.140.0100.08018.20
5.6.130.0000.09018.11
5.6.120.0030.04021.14
5.6.110.0130.08320.98
5.6.100.0130.07320.95
5.6.90.0000.08721.07
5.6.80.0130.07320.41
5.5.350.0170.07320.40
5.5.340.0030.06317.87
5.5.330.0070.04720.29
5.5.320.0300.08320.34
5.5.310.0170.07020.20
5.5.300.0070.08018.02
5.5.290.0000.04318.02
5.5.280.0030.07320.76
5.5.270.0100.08020.75
5.5.260.0100.08020.96
5.5.250.0100.03320.65
5.5.240.0170.06720.31

preferences:
48.71 ms | 401 KiB | 5 Q