3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '2_guys'; var_dump( ++($a+1));

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)
5.4.350.0100.03712.01
5.4.340.0040.03812.01
5.4.320.0070.03712.50
5.4.310.0120.03812.50
5.4.300.0060.03712.50
5.4.290.0070.05012.49
5.4.280.0070.03912.39
5.4.270.0060.04612.39
5.4.260.0050.03912.39
5.4.250.0040.04412.39
5.4.240.0040.03812.39
5.4.230.0080.03912.38
5.4.220.0090.04212.38
5.4.210.0070.03512.38
5.4.200.0040.04112.38
5.4.190.0060.03712.38
5.4.180.0050.04312.38
5.4.170.0040.03912.39
5.4.160.0070.03512.38
5.4.150.0060.03712.38
5.4.140.0060.04012.07
5.4.130.0090.03812.05
5.4.120.0070.03812.02
5.4.110.0070.03512.01
5.4.100.0050.03612.01
5.4.90.0050.03712.01
5.4.80.0040.03812.01
5.4.70.0080.03212.00
5.4.60.0040.03812.01
5.4.50.0080.03412.00
5.4.40.0080.03611.99
5.4.30.0060.03811.99
5.4.20.0070.03711.99
5.4.10.0050.03511.99
5.4.00.0090.03311.48
5.3.290.0070.04012.80
5.3.280.0080.03612.71
5.3.270.0060.03912.72
5.3.260.0080.04312.72
5.3.250.0080.03712.71
5.3.240.0070.03812.72
5.3.230.0070.03712.71
5.3.220.0060.03812.68
5.3.210.0060.03912.68
5.3.200.0060.04112.68
5.3.190.0090.04912.68
5.3.180.0070.03812.68
5.3.170.0040.04412.67
5.3.160.0050.03712.67
5.3.150.0080.03912.67
5.3.140.0070.03912.66
5.3.130.0060.03912.66
5.3.120.0050.04012.66
5.3.110.0080.03712.65
5.3.100.0070.03712.12
5.3.90.0070.03812.08
5.3.80.0080.03912.07
5.3.70.0050.03712.07
5.3.60.0040.03912.06
5.3.50.0090.03612.00
5.3.40.0100.03612.00
5.3.30.0090.03511.95
5.3.20.0050.03711.73
5.3.10.0040.04311.70
5.3.00.0050.03911.68
5.2.170.0040.0339.18
5.2.160.0060.0339.18
5.2.150.0040.0339.18
5.2.140.0070.0319.18
5.2.130.0040.0299.14
5.2.120.0060.0319.14
5.2.110.0050.0319.15
5.2.100.0030.0319.14
5.2.90.0030.0319.14
5.2.80.0040.0349.14
5.2.70.0070.0339.14
5.2.60.0080.0319.09
5.2.50.0050.0299.06
5.2.40.0050.0319.03
5.2.30.0030.0339.01
5.2.20.0070.0279.00
5.2.10.0090.0288.93
5.2.00.0080.0268.79
5.1.60.0050.0248.06
5.1.50.0070.0278.07
5.1.40.0090.0308.04
5.1.30.0080.0248.40
5.1.20.0060.0298.42
5.1.10.0070.0278.14
5.1.00.0030.0278.14
5.0.50.0050.0236.62
5.0.40.0040.0256.48
5.0.30.0040.0336.29
5.0.20.0050.0266.27
5.0.10.0060.0236.24
5.0.00.0050.0316.23
4.4.90.0010.0174.78
4.4.80.0040.0214.75
4.4.70.0050.0164.76
4.4.60.0030.0184.75
4.4.50.0010.0174.77
4.4.40.0030.0254.71
4.4.30.0030.0174.76
4.4.20.0020.0194.85
4.4.10.0060.0154.84
4.4.00.0020.0314.75
4.3.110.0030.0244.67
4.3.100.0060.0154.66
4.3.90.0030.0174.64
4.3.80.0050.0324.59
4.3.70.0080.0244.63
4.3.60.0040.0204.63
4.3.50.0030.0194.63
4.3.40.0040.0254.54
4.3.30.0040.0193.29
4.3.20.0030.0203.27
4.3.10.0020.0213.21
4.3.00.0070.0179.89

preferences:
142.71 ms | 1394 KiB | 7 Q