3v4l.org

run code in 300+ PHP versions simultaneously
<?php $g = 42; const FOO = array 'apples' => &$g, 'bananas' => 4 ); 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)
5.4.350.0090.04512.02
5.4.340.0050.03812.01
5.4.320.0080.03912.50
5.4.310.0080.04412.49
5.4.300.0070.03612.49
5.4.290.0060.03912.50
5.4.280.0080.03812.39
5.4.270.0040.04412.39
5.4.260.0070.04412.39
5.4.250.0090.04112.39
5.4.240.0080.03612.39
5.4.230.0040.04012.38
5.4.220.0070.03512.38
5.4.210.0080.04112.38
5.4.200.0090.03912.38
5.4.190.0110.04612.38
5.4.180.0130.05212.38
5.4.170.0120.04812.38
5.4.160.0080.03712.38
5.4.150.0070.04112.38
5.4.140.0050.04212.07
5.4.130.0030.04312.05
5.4.120.0070.04812.02
5.4.110.0080.04012.01
5.4.100.0070.03512.01
5.4.90.0060.03912.02
5.4.80.0060.04812.01
5.4.70.0110.03612.00
5.4.60.0070.03912.01
5.4.50.0060.03912.00
5.4.40.0100.03511.99
5.4.30.0090.03811.99
5.4.20.0090.04011.98
5.4.10.0070.04211.99
5.4.00.0080.04311.48
5.3.290.0070.04912.80
5.3.280.0160.07912.71
5.3.270.0170.06712.72
5.3.260.0150.06312.72
5.3.250.0150.06912.72
5.3.240.0140.07912.72
5.3.230.0130.04712.71
5.3.220.0150.05012.68
5.3.210.0110.04912.68
5.3.200.0120.05312.68
5.3.190.0100.05112.68
5.3.180.0060.05312.68
5.3.170.0120.04312.67
5.3.160.0100.04312.68
5.3.150.0070.04812.67
5.3.140.0070.04112.66
5.3.130.0060.04212.66
5.3.120.0080.03912.66
5.3.110.0100.04312.66
5.3.100.0080.03712.12
5.3.90.0090.03412.08
5.3.80.0090.04112.07
5.3.70.0140.05012.08
5.3.60.0110.05012.06
5.3.50.0090.04212.00
5.3.40.0060.04412.00
5.3.30.0050.03611.95
5.3.20.0080.03611.73
5.3.10.0070.03711.70
5.3.00.0050.04811.68
5.2.170.0090.0609.18
5.2.160.0050.0359.18
5.2.150.0070.0469.18
5.2.140.0070.0419.18
5.2.130.0100.0369.14
5.2.120.0080.0389.14
5.2.110.0060.0389.14
5.2.100.0130.0379.14
5.2.90.0050.0319.14
5.2.80.0080.0299.14
5.2.70.0060.0389.14
5.2.60.0050.0319.09
5.2.50.0080.0409.06
5.2.40.0050.0319.04
5.2.30.0040.0359.02
5.2.20.0100.0269.00
5.2.10.0070.0288.93
5.2.00.0080.0298.79
5.1.60.0060.0278.07
5.1.50.0070.0238.07
5.1.40.0060.0248.05
5.1.30.0050.0318.40
5.1.20.0080.0308.42
5.1.10.0060.0328.14
5.1.00.0070.0298.14
5.0.50.0060.0346.63
5.0.40.0070.0186.48
5.0.30.0040.0396.29
5.0.20.0040.0226.27
5.0.10.0040.0236.25
5.0.00.0030.0346.23
4.4.90.0030.0204.78
4.4.80.0050.0144.75
4.4.70.0080.0154.75
4.4.60.0010.0194.75
4.4.50.0040.0164.77
4.4.40.0030.0294.71
4.4.30.0070.0184.76
4.4.20.0050.0164.84
4.4.10.0100.0284.85
4.4.00.0030.0284.76
4.3.110.0010.0194.67
4.3.100.0030.0174.66
4.3.90.0070.0194.63
4.3.80.0040.0274.58
4.3.70.0100.0294.63
4.3.60.0020.0234.62
4.3.50.0040.0384.63
4.3.40.0040.0294.54
4.3.30.0030.0173.28
4.3.20.0020.0173.26
4.3.10.0100.0263.21
4.3.00.0100.0237.56

preferences:
141.88 ms | 1394 KiB | 7 Q