3v4l.org

run code in 300+ PHP versions simultaneously
<?php $GTM = 20; ++$GMT++; var_dump($GMT);

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)
5.4.310.0060.03612.49
5.4.300.0040.03712.49
5.4.290.0070.03612.49
5.4.280.0110.03912.39
5.4.270.0110.04412.39
5.4.260.0040.04112.39
5.4.250.0050.04812.39
5.4.240.0070.03512.39
5.4.230.0050.03812.38
5.4.220.0080.04012.38
5.4.210.0070.03412.38
5.4.200.0040.04212.38
5.4.190.0050.03812.38
5.4.180.0070.03812.38
5.4.170.0090.04312.38
5.4.160.0060.04112.38
5.4.150.0070.03312.38
5.4.140.0060.03712.07
5.4.130.0050.03412.05
5.4.120.0050.03412.01
5.4.110.0080.03612.01
5.4.100.0080.04112.01
5.4.90.0030.04212.01
5.4.80.0070.03712.01
5.4.70.0050.03912.00
5.4.60.0050.03412.01
5.4.50.0070.03412.00
5.4.40.0040.03612.00
5.4.30.0040.03612.00
5.4.20.0060.03411.99
5.4.10.0050.03511.99
5.4.00.0030.04011.48
5.3.290.0060.03812.80
5.3.280.0070.03612.71
5.3.270.0040.04012.72
5.3.260.0090.03612.72
5.3.250.0060.03612.72
5.3.240.0050.03812.72
5.3.230.0040.04012.71
5.3.220.0050.03812.68
5.3.210.0030.04412.68
5.3.200.0050.04212.68
5.3.190.0020.04212.68
5.3.180.0070.03512.68
5.3.170.0070.03412.67
5.3.160.0030.03812.68
5.3.150.0050.04012.68
5.3.140.0080.03912.66
5.3.130.0080.03612.66
5.3.120.0050.03912.66
5.3.110.0070.03712.65
5.3.100.0030.03912.12
5.3.90.0050.03612.08
5.3.80.0040.03912.08
5.3.70.0070.03312.07
5.3.60.0060.03612.06
5.3.50.0080.03812.00
5.3.40.0090.03512.00
5.3.30.0040.03711.95
5.3.20.0050.03511.72
5.3.10.0090.04011.70
5.3.00.0050.03511.68
5.2.170.0040.0389.18
5.2.160.0070.0289.18
5.2.150.0050.0369.18
5.2.140.0040.0309.18
5.2.130.0050.0269.14
5.2.120.0060.0269.14
5.2.110.0060.0319.15
5.2.100.0080.0389.14
5.2.90.0060.0319.14
5.2.80.0050.0419.14
5.2.70.0020.0329.14
5.2.60.0050.0289.09
5.2.50.0050.0299.06
5.2.40.0050.0279.04
5.2.30.0010.0319.02
5.2.20.0050.0349.00
5.2.10.0060.0308.93
5.2.00.0070.0328.78
5.1.60.0040.0268.07
5.1.50.0060.0368.07
5.1.40.0020.0278.04
5.1.30.0040.0258.39
5.1.20.0020.0278.42
5.1.10.0040.0258.14
5.1.00.0050.0238.14
5.0.50.0060.0176.62
5.0.40.0070.0316.48
5.0.30.0040.0376.29
5.0.20.0080.0266.26
5.0.10.0030.0216.24
5.0.00.0040.0336.23
4.4.90.0010.0164.78
4.4.80.0060.0184.75
4.4.70.0030.0204.75
4.4.60.0030.0184.75
4.4.50.0020.0154.77
4.4.40.0030.0244.71
4.4.30.0020.0154.76
4.4.20.0040.0144.84
4.4.10.0040.0134.85
4.4.00.0040.0234.76
4.3.110.0020.0154.66
4.3.100.0010.0164.66
4.3.90.0010.0164.64
4.3.80.0030.0234.58
4.3.70.0030.0144.63
4.3.60.0030.0164.63
4.3.50.0030.0154.63
4.3.40.0000.0294.54
4.3.30.0030.0213.28
4.3.20.0020.0163.26
4.3.10.0010.0163.21
4.3.00.0030.02015.91

preferences:
145.54 ms | 1394 KiB | 7 Q