3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(microtime(true)); var_export(microtime(true)); echo "\n"; var_dump(microtime());

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)
7.4.00.0120.00315.00
7.3.120.0070.01014.66
7.3.110.0080.00814.48
7.3.100.0030.01414.81
7.3.90.0030.00614.60
7.3.80.0100.00715.08
7.3.70.0000.01714.71
7.3.60.0060.00914.85
7.3.50.0000.00914.79
7.3.40.0090.00614.78
7.3.30.0030.01014.68
7.3.20.0070.00716.54
7.3.10.0060.00316.56
7.3.00.0040.01116.33
7.2.250.0070.00715.08
7.2.240.0130.00614.45
7.2.230.0060.00914.54
7.2.220.0070.00714.89
7.2.210.0060.00614.85
7.2.200.0030.01315.07
7.2.190.0060.00614.93
7.2.180.0030.01015.04
7.2.170.0100.00314.59
7.2.160.0070.00715.03
7.2.150.0060.00916.68
7.2.140.0060.00916.41
7.2.130.0110.00316.67
7.2.120.0000.01516.75
7.2.110.0030.01316.49
7.2.100.0030.00616.77
7.2.90.0090.00317.04
7.2.80.0060.00916.87
7.2.70.0040.01116.71
7.2.60.0070.00316.77
7.2.50.0070.00716.69
7.2.40.0000.01616.75
7.2.30.0030.00716.77
7.2.20.0060.01216.60
7.2.10.0110.00016.75
7.2.00.0020.01317.96
7.1.330.0000.01415.70
7.1.320.0120.00615.75
7.1.310.0040.00715.63
7.1.300.0070.00415.74
7.1.290.0030.01315.33
7.1.280.0060.01215.66
7.1.270.0090.00615.54
7.1.260.0030.01315.43
7.1.250.0060.00915.71
7.1.70.0000.00916.91
7.1.60.0070.01719.70
7.1.50.0100.01316.53
7.1.00.0070.07322.48
7.0.200.0080.00016.70
7.0.140.0170.06321.96
7.0.60.0170.07319.93
7.0.50.0070.04317.87
7.0.40.0100.07320.07
7.0.30.0130.04320.30
7.0.20.0430.07020.33
7.0.10.0070.09020.09
7.0.00.0030.08720.07
5.6.280.0030.06721.09
5.6.210.0200.07020.72
5.6.200.0000.04318.19
5.6.190.0170.08020.41
5.6.180.3630.03720.45
5.6.170.0230.08320.41
5.6.160.0070.08320.47
5.6.150.0130.07318.19
5.6.140.0070.08318.22
5.6.130.0200.07318.18
5.6.120.0030.06720.96
5.6.110.0100.08021.11
5.6.100.0100.08021.05
5.6.90.0070.08320.94
5.6.80.0130.07020.37
5.6.70.0330.08020.31
5.5.350.0030.04320.42
5.5.340.0070.08018.02
5.5.330.0100.07720.57
5.5.320.0370.07020.30
5.5.310.0200.05020.50
5.5.300.0000.05717.91
5.5.290.0130.06717.88
5.5.280.0070.04020.86
5.5.270.0070.08720.86
5.5.260.0070.07020.63
5.5.250.0070.04320.68
5.5.240.0070.07020.11
5.4.450.0930.03719.39
5.4.440.1270.03019.41
5.4.430.0570.04319.45
5.4.420.0870.03719.48
5.4.410.0500.04719.26
5.4.400.1030.03719.09
5.4.390.1130.03719.13
5.4.380.0930.05718.49
5.4.370.0700.05718.50
5.4.360.1000.05018.57
5.4.350.0970.04718.68
5.4.340.0730.06018.60
5.4.320.0030.03912.45
5.4.310.0070.03612.45
5.4.300.0060.03612.45
5.4.290.0070.03612.45
5.4.280.0050.03512.34
5.4.270.0050.03812.34
5.4.260.0070.04612.35
5.4.250.0100.03912.35
5.4.240.0030.04012.34
5.4.230.0100.03412.34
5.4.220.0070.03612.34
5.4.210.0080.03512.34
5.4.200.0060.03912.34
5.4.190.0070.03612.34
5.4.180.0080.04312.33
5.4.170.0050.03812.34
5.4.160.0060.03612.34
5.4.150.0100.03112.34
5.4.140.0040.04012.02
5.4.130.0080.03312.01
5.4.120.0040.03711.97
5.4.110.0040.03811.96
5.4.100.0070.03411.97
5.4.90.0060.04011.96
5.4.80.0070.03711.96
5.4.70.0050.03611.96
5.4.60.0080.03211.96
5.4.50.0060.03611.96
5.4.40.0090.03311.95
5.4.30.0080.03611.95
5.4.20.0080.03311.95
5.4.10.0060.03411.95
5.4.00.0040.03611.44
5.3.290.0060.04812.80
5.3.280.0060.03612.71
5.3.270.0040.04112.72
5.3.260.0060.04012.71
5.3.250.0050.03712.72
5.3.240.0040.03912.72
5.3.230.0030.04012.71
5.3.220.0080.04012.68
5.3.210.0050.04012.68
5.3.200.0070.03612.68
5.3.190.0070.03712.68
5.3.180.0090.03712.68
5.3.170.0060.03712.67
5.3.160.0070.03612.67
5.3.150.0070.03612.67
5.3.140.0060.03712.66
5.3.130.0070.03812.66
5.3.120.0070.03812.66
5.3.110.0080.04112.66
5.3.100.0100.03812.12
5.3.90.0080.04012.08
5.3.80.0040.03912.07
5.3.70.0040.03912.07
5.3.60.0050.03812.07
5.3.50.0080.03312.00
5.3.40.0070.03512.00
5.3.30.0070.03311.95
5.3.20.0070.03511.73
5.3.10.0090.03811.70
5.3.00.0030.03911.68
5.2.170.0050.0349.18
5.2.160.0020.0319.18
5.2.150.0060.0289.18
5.2.140.0030.0339.18
5.2.130.0080.0319.14
5.2.120.0060.0329.14
5.2.110.0090.0289.15
5.2.100.0060.0339.14
5.2.90.0030.0309.14
5.2.80.0020.0339.14
5.2.70.0040.0319.13
5.2.60.0050.0309.09
5.2.50.0080.0269.05
5.2.40.0050.0299.04
5.2.30.0070.0279.01
5.2.20.0060.0289.00
5.2.10.0060.0278.92
5.2.00.0060.0278.78
5.1.60.0040.0248.06
5.1.50.0090.0208.06
5.1.40.0060.0228.04
5.1.30.0060.0248.39
5.1.20.0050.0258.41
5.1.10.0060.0248.14
5.1.00.0040.0258.14
5.0.50.0050.0196.61
5.0.40.0030.0206.48
5.0.30.0020.0326.29
5.0.20.0050.0186.29
5.0.10.0040.0196.27
5.0.00.0040.0306.26
4.4.90.0030.0154.77
4.4.80.0030.0154.75
4.4.70.0020.0174.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0030.0244.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0040.0154.85
4.4.00.0030.0284.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0080.0124.64
4.3.80.0040.0234.58
4.3.70.0030.0154.63
4.3.60.0040.0144.63
4.3.50.0030.0164.63
4.3.40.0030.0244.54
4.3.30.0020.0163.32
4.3.20.0020.0183.29
4.3.10.0020.0163.25
4.3.00.0130.01314.98

preferences:
38.78 ms | 401 KiB | 5 Q