3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = array(1.0, 0.0000000001, 1e300, 1e-100, 1/3, 1-1/3, 8/9, 1-8/9, 1.235469999932135465487e-56); array_walk($v, function($i) { echo $i . "\n" json_encode($i) . "\n" . var_export($i, TRUE) . "\n\n"; });

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)
5.4.320.0060.03912.52
5.4.310.0080.03912.52
5.4.300.0060.03812.52
5.4.290.0100.03712.52
5.4.280.0090.03912.41
5.4.270.0060.04412.41
5.4.260.0080.03812.41
5.4.250.0090.04512.41
5.4.240.0080.03712.41
5.4.230.0030.04312.41
5.4.220.0080.04012.41
5.4.210.0050.03812.40
5.4.200.0080.03712.41
5.4.190.0070.03712.40
5.4.180.0090.04912.40
5.4.170.0080.04912.41
5.4.160.0100.03612.40
5.4.150.0080.03912.40
5.4.140.0050.04412.09
5.4.130.0070.03412.07
5.4.120.0040.04212.04
5.4.110.0080.03612.03
5.4.100.0040.04112.03
5.4.90.0060.04012.03
5.4.80.0060.04212.03
5.4.70.0030.03612.03
5.4.60.0060.03512.02
5.4.50.0060.03312.03
5.4.40.0060.03312.02
5.4.30.0070.03712.01
5.4.20.0090.03612.01
5.4.10.0050.03412.02
5.4.00.0050.03811.50
5.3.290.0080.04112.80
5.3.280.0050.04412.71
5.3.270.0100.03912.73
5.3.260.0060.04212.72
5.3.250.0040.03712.72
5.3.240.0050.03712.72
5.3.230.0070.04312.71
5.3.220.0060.03612.68
5.3.210.0070.04112.68
5.3.200.0090.04012.68
5.3.190.0060.04212.68
5.3.180.0090.03712.67
5.3.170.0060.03712.67
5.3.160.0050.03812.67
5.3.150.0070.03912.67
5.3.140.0090.03612.66
5.3.130.0070.04412.66
5.3.120.0060.04212.66
5.3.110.0060.04212.66
5.3.100.0050.03812.12
5.3.90.0090.03512.10
5.3.80.0090.04612.10
5.3.70.0090.03412.10
5.3.60.0080.03612.09
5.3.50.0090.04112.03
5.3.40.0090.04512.03
5.3.30.0080.03511.99
5.3.20.0080.03811.77
5.3.10.0080.03911.74
5.3.00.0120.04311.72
5.2.170.0060.0329.19
5.2.160.0070.0299.19
5.2.150.0070.0309.19
5.2.140.0030.0349.19
5.2.130.0050.0349.14
5.2.120.0050.0319.14
5.2.110.0080.0269.15
5.2.100.0030.0329.14
5.2.90.0040.0319.14
5.2.80.0050.0319.14
5.2.70.0080.0329.14
5.2.60.0040.0339.09
5.2.50.0050.0319.07
5.2.40.0090.0279.04
5.2.30.0040.0309.02
5.2.20.0040.0329.01
5.2.10.0080.0338.92
5.2.00.0040.0308.79
5.1.60.0050.0248.07
5.1.50.0020.0288.07
5.1.40.0000.0288.05
5.1.30.0040.0268.40
5.1.20.0060.0248.43
5.1.10.0030.0278.15
5.1.00.0020.0278.14
5.0.50.0030.0216.63
5.0.40.0040.0186.48
5.0.30.0030.0316.30
5.0.20.0010.0226.29
5.0.10.0020.0216.26
5.0.00.0020.0326.26
4.4.90.0040.0144.78
4.4.80.0030.0154.76
4.4.70.0030.0154.76
4.4.60.0030.0154.75
4.4.50.0020.0154.77
4.4.40.0010.0274.71
4.4.30.0020.0164.76
4.4.20.0010.0174.85
4.4.10.0040.0154.85
4.4.00.0030.0254.76
4.3.110.0040.0164.66
4.3.100.0020.0164.66
4.3.90.0020.0154.63
4.3.80.0010.0264.58
4.3.70.0050.0164.63
4.3.60.0030.0144.63
4.3.50.0020.0174.63
4.3.40.0040.0244.54
4.3.30.0010.0213.32
4.3.20.0030.0213.29
4.3.10.0010.0223.25
4.3.00.0000.01318.16

preferences:
141.3 ms | 1394 KiB | 7 Q