3v4l.org

run code in 300+ PHP versions simultaneously
<?php const FOO = [ 'apples' => 3, 'bananas' => 4 ]; var_dump(FOO); $x =& FOO; $x[] = 'bar'; var_dump(FOO);

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)
5.4.350.0030.04111.98
5.4.340.0080.03611.98
5.4.320.0060.03812.46
5.4.310.0040.04212.46
5.4.300.0100.03312.46
5.4.290.0090.03712.46
5.4.280.0080.04112.36
5.4.270.0040.04212.36
5.4.260.0040.04612.36
5.4.250.0100.04212.36
5.4.240.0070.03912.36
5.4.230.0090.04912.35
5.4.220.0020.04112.35
5.4.210.0070.03912.35
5.4.200.0070.04012.35
5.4.190.0040.04512.35
5.4.180.0060.03812.35
5.4.170.0070.04012.36
5.4.160.0070.04312.35
5.4.150.0050.03912.35
5.4.140.0060.04112.04
5.4.130.0060.04312.02
5.4.120.0040.04011.98
5.4.110.0040.03711.98
5.4.100.0090.03711.98
5.4.90.0070.05111.98
5.4.80.0080.05211.98
5.4.70.0130.03611.97
5.4.60.0150.06111.97
5.4.50.0080.03711.97
5.4.40.0080.03511.96
5.4.30.0060.04011.95
5.4.20.0060.03911.95
5.4.10.0050.03811.96
5.4.00.0060.03611.45
5.3.290.0080.03812.80
5.3.280.0050.04112.70
5.3.270.0060.04312.72
5.3.260.0090.03912.71
5.3.250.0110.04312.72
5.3.240.0120.04712.72
5.3.230.0040.04112.71
5.3.220.0070.03712.68
5.3.210.0070.04112.68
5.3.200.0070.03712.68
5.3.190.0090.03512.68
5.3.180.0070.03612.67
5.3.170.0070.03912.67
5.3.160.0060.03812.67
5.3.150.0100.05312.67
5.3.140.0050.03812.66
5.3.130.0070.03912.66
5.3.120.0110.03612.65
5.3.110.0040.04312.65
5.3.100.0040.03912.12
5.3.90.0050.04512.08
5.3.80.0070.04012.08
5.3.70.0080.03612.07
5.3.60.0070.03712.07
5.3.50.0080.04212.00
5.3.40.0100.03512.00
5.3.30.0100.03711.95
5.3.20.0070.04811.73
5.3.10.0060.03711.70
5.3.00.0060.04211.68
5.2.170.0090.0399.18
5.2.160.0090.0299.18
5.2.150.0070.0299.18
5.2.140.0080.0279.18
5.2.130.0030.0319.14
5.2.120.0040.0359.14
5.2.110.0040.0309.14
5.2.100.0040.0299.14
5.2.90.0030.0349.14
5.2.80.0040.0329.14
5.2.70.0050.0309.14
5.2.60.0060.0299.09
5.2.50.0020.0349.05
5.2.40.0030.0339.04
5.2.30.0060.0319.01
5.2.20.0050.0339.00
5.2.10.0050.0358.93
5.2.00.0110.0258.78
5.1.60.0050.0298.07
5.1.50.0050.0298.06
5.1.40.0110.0268.04
5.1.30.0050.0288.40
5.1.20.0070.0288.42
5.1.10.0050.0278.14
5.1.00.0050.0258.14
5.0.50.0050.0246.62
5.0.40.0040.0196.48
5.0.30.0010.0336.29
5.0.20.0030.0236.27
5.0.10.0020.0246.24
5.0.00.0030.0326.23
4.4.90.0030.0154.78
4.4.80.0020.0174.76
4.4.70.0030.0154.76
4.4.60.0050.0144.75
4.4.50.0040.0174.77
4.4.40.0040.0314.71
4.4.30.0030.0154.76
4.4.20.0020.0174.85
4.4.10.0040.0164.85
4.4.00.0040.0234.76
4.3.110.0030.0174.66
4.3.100.0040.0144.66
4.3.90.0030.0164.63
4.3.80.0020.0284.58
4.3.70.0020.0164.63
4.3.60.0030.0144.63
4.3.50.0020.0204.63
4.3.40.0030.0274.53
4.3.30.0030.0153.29
4.3.20.0010.0173.26
4.3.10.0000.0183.21
4.3.00.0100.0237.55

preferences:
140.98 ms | 1398 KiB | 7 Q