3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t1 = microtime(true); $i = 1000; $a; while ($i--) { $a = 1; } echo microtime(true) - $t1;

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)
7.2.00.0040.01219.50
7.1.70.0030.00716.96
7.1.60.0000.01016.95
7.1.50.0230.01634.69
7.1.00.0070.07322.31
7.0.200.0030.01416.55
7.0.140.0000.07721.96
7.0.60.0070.08319.78
7.0.50.0070.04317.89
7.0.40.0130.07020.29
7.0.30.0200.04020.20
7.0.20.0230.04320.17
7.0.10.0070.08720.33
7.0.00.0100.06020.19
5.6.210.0030.04020.66
5.6.200.0170.07018.16
5.6.190.0100.05020.32
5.6.180.0330.07720.35
5.6.170.0300.07720.48
5.6.160.0030.08720.61
5.6.150.0030.04318.24
5.6.140.0070.05018.15
5.6.130.0030.04318.11
5.6.120.0100.04720.89
5.6.110.0000.09021.01
5.6.100.0070.05321.10
5.6.90.0100.07021.00
5.6.80.0030.04020.50
5.5.350.0000.08320.52
5.5.340.0100.04718.02
5.5.330.0130.06720.40
5.5.320.0400.07720.17
5.5.310.0270.07020.41
5.5.300.0070.08317.94
5.5.290.0070.04018.00
5.5.280.0170.07020.85
5.5.270.0070.08020.76
5.5.260.0070.07720.67
5.5.250.0070.07720.68
5.5.240.2070.05320.06
5.4.450.0630.05719.47
5.4.440.0830.05719.45
5.4.430.0530.05319.44
5.4.420.0430.05019.26
5.4.410.0100.07319.34
5.4.400.0800.07319.31
5.4.390.0870.07018.80
5.4.380.0430.06018.51
5.4.370.0330.04718.67
5.4.360.0400.04718.58
5.4.350.0500.05318.65
5.4.340.0530.05718.69
5.4.320.0070.03612.45
5.4.310.0070.03812.45
5.4.300.0060.04212.45
5.4.290.0070.04012.45
5.4.280.0090.03512.35
5.4.270.0080.03812.35
5.4.260.0070.03912.34
5.4.250.0080.03812.34
5.4.240.0080.03512.35
5.4.230.0090.03612.34
5.4.220.0070.03512.34
5.4.210.0080.03512.34
5.4.200.0090.03412.34
5.4.190.0080.04012.33
5.4.180.0090.04912.33
5.4.170.0070.04812.35
5.4.160.0050.03812.34
5.4.150.0100.03212.34
5.4.140.0060.03712.02
5.4.130.0050.03812.01
5.4.120.0090.03811.96
5.4.110.0100.04611.96
5.4.100.0090.04211.96
5.4.90.0070.04011.96
5.4.80.0110.04011.96
5.4.70.0140.04411.96
5.4.60.0080.03911.96
5.4.50.0080.03511.96
5.4.40.0090.04211.95
5.4.30.0090.03311.95
5.4.20.0090.03511.95
5.4.10.0080.03511.95
5.4.00.0060.03611.44
5.3.290.0080.03812.80
5.3.280.0080.03712.70
5.3.270.0060.04312.72
5.3.260.0090.03712.72
5.3.250.0100.05012.72
5.3.240.0090.04712.71
5.3.230.0080.04212.71
5.3.220.0100.05512.68
5.3.210.0070.04712.68
5.3.200.0050.04512.68
5.3.190.0090.03812.68
5.3.180.0080.03612.68
5.3.170.0090.03712.67
5.3.160.0060.05312.68
5.3.150.0070.03912.67
5.3.140.0080.03712.66
5.3.130.0040.04112.66
5.3.120.0100.03712.65
5.3.110.0100.05112.66
5.3.100.0070.04112.12
5.3.90.0080.03512.09
5.3.80.0030.04112.07
5.3.70.0100.03412.07
5.3.60.0060.03612.06
5.3.50.0030.04012.00
5.3.40.0090.03412.00
5.3.30.0060.03511.94
5.3.20.0060.04111.72
5.3.10.0080.03311.70
5.3.00.0040.03911.68
5.2.170.0030.0349.18
5.2.160.0050.0299.18
5.2.150.0060.0299.18
5.2.140.0060.0299.18
5.2.130.0060.0299.14
5.2.120.0060.0369.14
5.2.110.0090.0269.14
5.2.100.0100.0269.14
5.2.90.0030.0329.14
5.2.80.0040.0349.14
5.2.70.0080.0299.14
5.2.60.0050.0319.08
5.2.50.0050.0299.05
5.2.40.0050.0289.03
5.2.30.0030.0319.01
5.2.20.0050.0289.00
5.2.10.0050.0278.95
5.2.00.0050.0298.81
5.1.60.0040.0258.09
5.1.50.0060.0238.09
5.1.40.0030.0268.07
5.1.30.0060.0268.42
5.1.20.0050.0558.45
5.1.10.0030.0318.17
5.1.00.0080.0258.17
5.0.50.0070.0186.65
5.0.40.0040.0226.51
5.0.30.0050.0396.32
5.0.20.0010.0236.29
5.0.10.0040.0236.27
5.0.00.0040.0396.26
4.4.90.0030.0174.78
4.4.80.0020.0184.75
4.4.70.0060.0144.76
4.4.60.0040.0164.75
4.4.50.0050.0144.77
4.4.40.0020.0274.71
4.4.30.0050.0174.76
4.4.20.0030.0164.84
4.4.10.0030.0184.85
4.4.00.0060.0224.76
4.3.110.0040.0154.67
4.3.100.0000.0184.66
4.3.90.0030.0154.64
4.3.80.0040.0244.58
4.3.70.0040.0204.63
4.3.60.0050.0154.63
4.3.50.0050.0154.63
4.3.40.0020.0274.53
4.3.30.0030.0163.33
4.3.20.0000.0183.31
4.3.10.0010.0173.26
4.3.00.0030.0207.56

preferences:
35.74 ms | 400 KiB | 5 Q