3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 50; $code = ' $ret = ""; for ($j=0; $j<100; $j++) { $ret.= md5($j.$i.$ret); } return $ret;'; $fName = create_function('$j', $code); $start = microtime(true); for($i = 0; $i < $count; $i++){ eval($code); } printf("#1, done in %f\n", microtime(true) - $start); $start = microtime(true); for($i = 0; $i < $count; $i++){ $f($i); } printf("#2, done in %f\n", microtime(true) - $start); ?>

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)
7.4.00.0070.02915.14
7.3.120.0100.02715.03
7.3.110.0100.02615.08
7.3.100.0070.02414.87
7.3.90.0100.01614.78
7.3.80.0030.02515.01
7.3.70.0000.02714.80
7.3.60.0030.02715.05
7.3.50.0100.02014.80
7.3.40.0070.02114.93
7.3.30.0070.02414.63
7.3.20.0070.02416.59
7.3.10.0030.02416.67
7.3.00.0020.02616.38
7.2.250.0040.03215.35
7.2.240.0070.02715.30
7.2.230.0070.02715.30
7.2.220.0000.03015.11
7.2.210.0070.02415.01
7.2.200.0070.01814.91
7.2.190.0090.02515.27
7.2.180.0030.02914.95
7.2.170.0130.02015.15
7.2.130.0060.02216.76
7.2.120.0140.01416.59
7.2.110.0070.02416.75
7.2.100.0000.02716.57
7.2.90.0120.01816.97
7.2.80.0120.01916.86
7.2.70.0130.03017.14
7.2.60.0060.02516.85
7.2.50.0060.02516.88
7.2.40.0030.02416.92
7.2.30.0000.02916.86
7.2.20.0000.03016.71
7.2.10.0070.02316.90
7.2.00.0020.03018.12
7.1.330.0030.02815.64
7.1.320.0000.03115.62
7.1.310.0030.02816.15
7.1.300.0030.02315.81
7.1.290.0070.02415.66
7.1.280.0100.02315.58
7.1.270.0090.02215.75
7.1.260.0060.01915.50
7.1.250.0030.02715.61
7.1.70.0040.01917.21
7.1.60.0070.05219.82
7.1.50.0130.03516.93
7.1.00.0000.05022.51
7.0.200.0030.02116.89
7.0.140.0030.09022.12
7.0.60.0130.05319.97
7.0.50.0170.08717.94
7.0.40.0070.05320.22
7.0.30.0200.09720.28
7.0.20.0200.07320.25
7.0.10.0170.05320.12
7.0.00.0030.10320.06
5.6.280.0000.09721.19
5.6.210.0030.06020.73
5.6.200.0030.10718.21
5.6.190.0130.10320.48
5.6.180.0270.05020.69
5.6.170.0270.09720.50
5.6.160.0100.10320.55
5.6.150.0070.07318.14
5.6.140.0070.06318.18
5.6.130.0170.07318.15
5.6.120.0200.10321.05
5.6.110.0030.08321.16
5.6.100.0230.09021.16
5.6.90.0070.11321.05
5.6.80.0130.06720.43
5.6.70.4570.05020.31
5.5.350.0070.10020.46
5.5.340.0130.08718.04
5.5.330.0030.09720.29
5.5.320.0300.06020.34
5.5.310.0170.05320.36
5.5.300.0100.06018.00
5.5.290.0100.06018.06
5.5.280.0130.08321.00
5.5.270.0130.10720.82
5.5.260.0030.10020.82
5.5.250.0100.07020.74
5.5.240.0100.05320.22
5.4.450.0730.09319.49
5.4.440.0630.08019.64
5.4.430.0070.07719.37
5.4.420.0100.07719.53
5.4.410.0030.08018.96
5.4.400.0170.06718.81
5.4.390.0200.06318.61
5.4.380.0130.07318.86
5.4.370.0200.07018.78
5.4.360.0070.08318.60
5.4.350.0060.05212.07
5.4.340.0070.05612.07
5.4.320.0070.05512.55
5.4.310.0070.06012.55
5.4.300.0100.05512.55
5.4.290.0080.06512.55
5.4.280.0040.06312.45
5.4.270.0120.05012.44
5.4.260.0090.06112.45
5.4.250.0070.07719.11
5.4.240.0030.07718.85
5.4.230.0070.07018.78
5.4.220.0030.07718.82
5.4.210.0200.06718.75
5.4.200.0070.07318.97
5.4.190.0000.07718.96
5.4.180.0130.07718.91
5.4.170.0030.08318.84
5.4.160.0270.08718.94
5.4.150.0070.10018.90
5.4.140.0100.06716.54
5.4.130.0030.07316.59
5.4.120.0100.06316.43
5.4.110.0130.06316.40
5.4.100.0000.07316.43
5.4.90.0070.06716.52
5.4.80.0070.09716.39
5.4.70.0100.06316.50
5.4.60.0100.07316.65
5.4.50.0030.07316.44
5.4.40.0100.06716.42
5.4.30.0000.09316.43
5.4.20.0130.06016.52
5.4.10.0100.06716.37
5.4.00.0000.07715.91
5.3.290.0080.05612.80
5.3.280.0100.06714.70
5.3.270.0100.08714.71
5.3.260.0070.07314.66
5.3.250.0130.08314.61
5.3.240.0100.07014.71
5.3.230.0030.07714.65
5.3.220.0030.07714.59
5.3.210.0130.06714.67
5.3.200.0000.08014.62
5.3.190.0070.07014.41
5.3.180.0070.07314.82
5.3.170.0130.06714.74
5.3.160.0100.06714.41
5.3.150.0000.07714.76
5.3.140.0030.07714.56
5.3.130.0170.08014.65
5.3.120.0100.08014.56
5.3.110.0070.07314.55
5.3.100.0100.07014.06
5.3.90.0030.07314.17
5.3.80.0100.06713.94
5.3.70.0000.07714.05
5.3.60.0070.09014.10
5.3.50.0100.06713.80
5.3.40.0070.06714.07
5.3.30.0030.07013.94
5.3.20.0000.07713.79
5.3.10.0070.06713.68
5.3.00.0070.07313.48
5.2.170.0100.06011.25
5.2.160.0000.07011.23
5.2.150.0070.06311.25
5.2.140.0000.07011.24
5.2.130.0070.06011.09
5.2.120.0070.06311.28
5.2.110.0070.07011.11
5.2.100.0070.06311.09
5.2.90.0100.07711.07
5.2.80.0100.06011.08
5.2.70.0130.06011.20
5.2.60.0100.06011.16
5.2.50.0100.06011.12
5.2.40.0030.07011.09
5.2.30.0070.06310.82
5.2.20.0030.07711.06
5.2.10.0100.07010.82
5.2.00.0130.07310.77
5.1.60.0030.07010.13
5.1.50.0000.07310.21
5.1.40.0030.0709.99
5.1.30.0030.07310.41
5.1.20.0000.07710.39
5.1.10.0030.07310.19
5.1.00.0000.07310.09
5.0.50.0030.0678.78
5.0.40.0030.0638.53
5.0.30.0070.0878.45
5.0.20.0030.0638.33
5.0.10.0030.0978.40
5.0.00.0030.0778.17
4.4.90.0000.0605.96
4.4.80.0070.0575.90
4.4.70.0000.0605.88
4.4.60.0070.0535.93
4.4.50.0030.0575.95
4.4.40.0030.0705.87
4.4.30.0000.0605.87
4.4.20.0000.0706.43
4.4.10.0030.0576.43
4.4.00.0000.0906.43
4.3.110.0030.0576.43
4.3.100.0000.0606.43
4.3.90.0000.0576.43
4.3.80.0030.0706.43
4.3.70.0030.0606.43
4.3.60.0000.0606.43
4.3.50.0000.0606.43
4.3.40.0030.0706.43
4.3.30.0000.0606.43
4.3.20.0000.0636.43
4.3.10.0070.0576.43
4.3.00.0030.0576.88

preferences:
37.32 ms | 401 KiB | 5 Q