3v4l.org

run code in 300+ PHP versions simultaneously
<?php var a = 'abc123'; a++; var_dump(a);

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)
5.4.320.0070.04212.49
5.4.310.0070.04212.49
5.4.300.0100.04112.50
5.4.290.0060.04012.49
5.4.280.0060.04612.39
5.4.270.0050.04012.39
5.4.260.0080.03812.39
5.4.250.0060.04212.39
5.4.240.0090.03912.39
5.4.230.0070.03612.38
5.4.220.0050.03812.38
5.4.210.0090.03412.38
5.4.200.0070.03712.38
5.4.190.0050.03712.38
5.4.180.0060.04212.38
5.4.170.0050.04012.39
5.4.160.0030.04312.38
5.4.150.0050.04012.38
5.4.140.0070.04012.07
5.4.130.0060.03612.05
5.4.120.0080.04012.01
5.4.110.0110.03712.01
5.4.100.0060.03912.01
5.4.90.0060.04112.01
5.4.80.0080.03612.01
5.4.70.0050.03912.01
5.4.60.0050.03912.01
5.4.50.0050.03812.01
5.4.40.0080.04912.00
5.4.30.0070.04111.99
5.4.20.0060.03511.99
5.4.10.0110.03511.99
5.4.00.0080.03511.48
5.3.290.0070.04212.80
5.3.280.0060.03912.70
5.3.270.0060.04412.73
5.3.260.0090.04112.72
5.3.250.0060.03912.72
5.3.240.0070.04612.72
5.3.230.0090.04012.71
5.3.220.0060.04612.68
5.3.210.0050.04312.68
5.3.200.0110.04412.68
5.3.190.0060.04012.67
5.3.180.0070.03512.67
5.3.170.0070.04012.67
5.3.160.0080.04212.67
5.3.150.0060.03812.67
5.3.140.0060.04112.66
5.3.130.0070.04412.66
5.3.120.0110.04312.66
5.3.110.0080.03812.66
5.3.100.0090.04112.12
5.3.90.0070.03912.08
5.3.80.0130.04412.08
5.3.70.0020.03912.07
5.3.60.0080.04112.06
5.3.50.0100.03712.00
5.3.40.0080.03912.00
5.3.30.0080.03311.95
5.3.20.0080.03811.73
5.3.10.0100.03311.70
5.3.00.0070.04211.68
5.2.170.0040.0339.18
5.2.160.0070.0319.18
5.2.150.0090.0289.18
5.2.140.0060.0369.18
5.2.130.0050.0329.14
5.2.120.0060.0319.14
5.2.110.0030.0339.15
5.2.100.0050.0299.14
5.2.90.0080.0289.14
5.2.80.0060.0339.14
5.2.70.0070.0339.14
5.2.60.0080.0319.09
5.2.50.0090.0289.05
5.2.40.0040.0309.03
5.2.30.0060.0339.02
5.2.20.0040.0319.00
5.2.10.0050.0318.93
5.2.00.0050.0328.78
5.1.60.0060.0298.07
5.1.50.0070.0318.06
5.1.40.0040.0308.04
5.1.30.0080.0268.39
5.1.20.0030.0368.42
5.1.10.0050.0298.14
5.1.00.0030.0318.14
5.0.50.0070.0266.62
5.0.40.0050.0216.48
5.0.30.0050.0336.29
5.0.20.0030.0226.27
5.0.10.0030.0216.23
5.0.00.0040.0356.23
4.4.90.0050.0144.78
4.4.80.0040.0164.75
4.4.70.0040.0154.75
4.4.60.0010.0184.75
4.4.50.0080.0104.77
4.4.40.0040.0344.71
4.4.30.0030.0164.76
4.4.20.0040.0164.84
4.4.10.0030.0204.85
4.4.00.0040.0284.76
4.3.110.0030.0174.67
4.3.100.0030.0144.66
4.3.90.0030.0154.63
4.3.80.0020.0274.59
4.3.70.0030.0224.63
4.3.60.0030.0154.63
4.3.50.0030.0174.63
4.3.40.0050.0244.53
4.3.30.0010.0173.28
4.3.20.0000.0193.26
4.3.10.0010.0173.21
4.3.00.0070.0277.18

preferences:
137.98 ms | 1394 KiB | 7 Q