3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array(); for($i = 0; $i < 100000; $i++) { $test[] = $i; } $start_t = microtime(true); for($i = 0; $i<count($test); $i++) { $test[$i] += $i; } echo 'Time with count: '.(microtime(true) - $start_t).PHP_EOL; $start_t = microtime(true); $count = count($test); for($i = 0; $i<$count; $i++) { $test[$i] += $i; } echo 'Time without count: '.(microtime(true) - $start_t).PHP_EOL; $start_t = microtime(true); foreach($test as $i => $val) { $test[$i] += $i; } echo 'Time with foreach: '.(microtime(true) - $start_t).PHP_EOL;

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)
7.4.00.0260.01321.93
7.3.120.0100.02721.87
7.3.110.0100.02621.51
7.3.100.0130.01921.40
7.3.90.0000.03121.62
7.3.80.0160.01021.97
7.3.70.0140.01121.73
7.3.60.0030.02621.76
7.3.50.0030.02821.79
7.3.40.0070.02121.64
7.3.30.0130.01321.68
7.3.20.0100.01324.55
7.3.10.0100.01324.78
7.3.00.0140.01024.69
7.2.250.0080.03322.16
7.2.240.0160.02921.91
7.2.230.0040.02921.82
7.2.220.0030.02022.11
7.2.210.0060.02221.73
7.2.200.0070.02221.78
7.2.190.0100.02321.92
7.2.180.0070.01821.91
7.2.170.0070.02421.93
7.2.00.0100.01727.45
7.1.330.0030.03423.88
7.1.320.0000.03523.75
7.1.310.0130.02623.53
7.1.300.0170.02423.70
7.1.290.0090.03223.78
7.1.280.0030.03723.78
7.1.270.0000.03723.84
7.1.260.0030.03223.82
7.1.70.0190.01325.21
7.1.60.0030.03825.13
7.1.50.0100.03225.00
7.1.00.0070.09030.39
7.0.200.0170.02024.62
7.0.140.0070.09329.98
7.0.100.0000.07026.93
7.0.90.0100.10726.79
7.0.80.0130.09027.04
7.0.70.0070.10326.86
7.0.60.1130.09726.76
7.0.50.0630.09327.17
7.0.40.0200.09025.97
7.0.30.0200.07725.99
7.0.20.0230.09026.01
7.0.10.0230.09726.06
7.0.00.0070.05726.11
5.6.280.0070.14749.31
5.6.250.0170.10748.94
5.6.240.0200.10348.88
5.6.230.0200.13048.84
5.6.220.0230.11748.95
5.6.210.0070.14348.78
5.6.200.0230.13049.36
5.6.190.0300.13349.18
5.6.180.0330.13749.38
5.6.170.0100.09749.35
5.6.160.0100.12349.32
5.6.150.0100.13749.25
5.6.140.0100.10749.10
5.6.130.0230.11349.22
5.6.120.0170.10349.16
5.6.110.0270.12349.22
5.6.100.0270.13349.14
5.6.90.0200.13349.25
5.6.80.0130.14048.64
5.6.70.0100.11748.61
5.6.60.0270.12048.52
5.6.50.0300.11048.68
5.6.40.0270.11748.53
5.6.30.0170.11048.59
5.6.20.0330.13748.60
5.6.10.0200.08348.50
5.6.00.0200.08048.57
5.5.380.0200.14048.70
5.5.370.0100.16348.65
5.5.360.0230.12748.56
5.5.350.0130.14748.61
5.5.340.0400.13749.13
5.5.330.0130.12049.03
5.5.320.0200.11049.09
5.5.310.0230.14749.10
5.5.300.0100.15349.10
5.5.290.0300.12348.84
5.5.280.0170.10749.11
5.5.270.0230.14349.01
5.5.260.0130.14349.09
5.5.250.0300.13348.83
5.5.240.0300.12348.37
5.5.230.0170.13048.43
5.5.220.0230.11348.47
5.5.210.0100.13048.39
5.5.200.0170.13348.46
5.5.190.0230.14348.48
5.5.180.0530.08748.36
5.5.160.0370.13048.42
5.5.150.0130.11048.45
5.5.140.0130.14748.44
5.5.130.0230.14048.45
5.5.120.0200.10348.42
5.5.110.0130.09048.46
5.5.100.0230.14048.32
5.5.90.0170.12048.34
5.5.80.0170.11348.36
5.5.70.0100.10348.36
5.5.60.0200.14348.37
5.5.50.0100.14048.21
5.5.40.0570.11348.32
5.5.30.0200.08048.30
5.5.20.0230.12348.31
5.5.10.0200.13048.25
5.5.00.0170.14348.25
5.4.450.0100.11347.47
5.4.440.0200.14047.52
5.4.430.0270.13047.58
5.4.420.0100.09047.44
5.4.410.0130.13347.29
5.4.400.0200.14747.20
5.4.390.0130.12746.97
5.4.380.0100.10746.95
5.4.370.0100.10046.93
5.4.360.0270.12747.10
5.4.350.0200.14347.19
5.4.340.0100.14047.34
5.4.320.0170.12347.27
5.4.310.0270.12747.14
5.4.300.0270.10047.12
5.4.290.0230.11047.29
5.4.280.0030.11347.09
5.4.270.0130.14347.29
5.4.260.0200.12747.14
5.4.250.0100.12746.93
5.4.240.0270.14047.09
5.4.230.0270.11747.10
5.4.220.0230.10347.09
5.4.210.0330.10747.16
5.4.200.0100.14347.29
5.4.190.0200.13747.18
5.4.180.0570.10047.13
5.4.170.0170.15347.13
5.4.160.0100.14747.16
5.4.150.0170.11747.01
5.4.140.0230.16744.59
5.4.130.0300.10344.55
5.4.120.0230.07344.44
5.4.110.0230.11744.63
5.4.100.0200.13744.40
5.4.90.0230.11044.44
5.4.80.0100.12344.61
5.4.70.0200.14044.39
5.4.60.0130.12744.39
5.4.50.0300.14044.43
5.4.40.0330.10744.43
5.4.30.0130.12744.50
5.4.20.0100.08044.50
5.4.10.0170.07344.51
5.4.00.0170.08043.84
5.3.290.0270.13742.19
5.3.280.0200.13042.15
5.3.270.0170.13342.00
5.3.260.0130.13042.04
5.3.250.0300.07042.05
5.3.240.0200.13742.14
5.3.230.0170.14042.04
5.3.220.0170.13741.88
5.3.210.0170.13742.02
5.3.200.0230.13042.05
5.3.190.0200.11742.04
5.3.180.0030.15342.06
5.3.170.0200.09342.06
5.3.160.0100.12342.11
5.3.150.0370.11741.96
5.3.140.0070.11742.00
5.3.130.0130.09742.08
5.3.120.0200.08342.07
5.3.110.0070.09342.04
5.3.100.0070.09041.48
5.3.90.0100.10041.52
5.3.80.0170.08041.43
5.3.70.0130.08741.33
5.3.60.0130.08041.34
5.3.50.0070.10741.42
5.3.40.0130.12741.41
5.3.30.0170.08341.33
5.3.20.0200.08741.13
5.3.10.0100.09040.96
5.3.00.0170.08041.02
5.2.170.0130.08337.25
5.2.160.0070.08737.37
5.2.150.0070.09337.32
5.2.140.0230.06037.19
5.2.130.0070.09337.23
5.2.120.0170.13337.21
5.2.110.0070.09737.28
5.2.100.0130.09037.13
5.2.90.0070.10037.53
5.2.80.0170.09037.20
5.2.70.0100.10037.34
5.2.60.0070.09037.31
5.2.50.0130.11337.01
5.2.40.0100.09336.99
5.2.30.0230.08337.15
5.2.20.0070.08337.04
5.2.10.0170.09036.92
5.2.00.0030.09336.81
5.1.60.0130.11345.00
5.1.50.0100.12045.20
5.1.40.0130.14744.99
5.1.30.0200.14045.39
5.1.20.0070.14045.41
5.1.10.0170.15045.26
5.1.00.0200.13745.10
5.0.50.0630.14343.78
5.0.40.0270.19343.63
5.0.30.0200.19343.44
5.0.20.0130.20043.36
5.0.10.0300.16743.39
5.0.00.0570.18043.30
4.4.90.0130.13041.15
4.4.80.0130.13741.16
4.4.70.0100.14341.12
4.4.60.0100.13341.13
4.4.50.0200.16741.23
4.4.40.0100.14341.14
4.4.30.0100.21041.17
4.4.20.0130.19341.29
4.4.10.0200.12741.21
4.4.00.0170.21341.27
4.3.110.0230.18041.17
4.3.100.0130.18341.15
4.3.90.0200.18741.06
4.3.80.0200.19741.07
4.3.70.0200.19341.09
4.3.60.0100.18041.04
4.3.50.0170.19741.09
4.3.40.0300.16040.99
4.3.30.0230.19339.76
4.3.20.0170.19339.75
4.3.10.0130.19039.67
4.3.00.0200.18739.77

preferences:
40.48 ms | 401 KiB | 5 Q