3v4l.org

run code in 300+ PHP versions simultaneously
<?php function randStr($length = 32, $chars = 'abcdefghijklmnopqrstuxyvwzABCDEFGHIJKLMNOPQRSTUXYVWZ!@#$%&*()_-+=') { //function randStr($length, $chars) { $validCharNumber = strlen($chars); for ($i = 0; $i < $length; $i++) { $str .= $chars[rand(0, $validCharNumber - 1)]; } return $str; }

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)
7.1.70.0040.00416.88
7.1.60.0060.01819.17
7.1.50.0060.00616.90
7.1.00.0000.03722.29
7.0.200.0040.00416.54
7.0.140.0070.07022.21
7.0.100.0170.07319.88
7.0.90.0130.05319.97
7.0.80.0070.08019.96
7.0.70.0100.08019.98
7.0.60.0170.07320.00
7.0.50.0100.06320.32
7.0.40.0100.07720.15
7.0.30.0070.08020.07
7.0.20.0100.04720.03
7.0.10.0000.06720.03
7.0.00.0130.04320.07
5.6.280.0000.07721.10
5.6.250.0030.05020.77
5.6.240.0030.08020.52
5.6.230.0000.08020.66
5.6.220.0100.07720.55
5.6.210.0030.07720.66
5.6.200.0100.06321.15
5.6.190.0170.07321.05
5.6.180.0130.07721.01
5.6.170.0070.09020.96
5.6.160.0070.08020.96
5.6.150.0130.07321.11
5.6.140.0070.04020.93
5.6.130.0030.04321.01
5.6.120.0030.05021.05
5.6.110.0030.04321.09
5.6.100.0100.05020.88
5.6.90.0030.05020.92
5.6.80.0170.05720.53
5.6.70.0070.08020.49
5.6.60.0130.06720.49
5.6.50.0100.05020.33
5.6.40.0170.03320.39
5.6.30.0170.03320.40
5.6.20.0070.07320.42
5.6.10.0070.07020.43
5.6.00.0030.05320.36
5.5.380.0200.04320.36
5.5.370.0170.07020.46
5.5.360.0130.08320.38
5.5.350.0100.07720.41
5.5.340.0070.08320.74
5.5.330.0070.08020.88
5.5.320.0100.08020.88
5.5.310.0170.05320.76
5.5.300.0130.04320.71
5.5.290.0070.04020.86
5.5.280.0070.04020.79
5.5.270.0000.04720.86
5.5.260.0030.06720.80
5.5.250.0030.06020.65
5.5.240.0070.04020.02
5.5.230.0070.05320.18
5.5.220.0030.04320.20
5.5.210.0070.05720.23
5.5.200.0030.06020.28
5.5.190.0170.03720.08
5.5.180.0070.03320.09
5.5.160.0030.04020.27
5.5.150.0030.07020.16
5.5.140.0000.04320.16
5.5.130.0070.03720.25
5.5.120.0030.06020.26
5.5.110.0070.03720.19
5.5.100.0030.04320.13
5.5.90.0000.04319.98
5.5.80.0070.04720.01
5.5.70.0030.04020.07
5.5.60.0030.04320.16
5.5.50.0100.04720.00
5.5.40.0000.05320.05
5.5.30.0070.07020.14
5.5.20.0000.05719.93
5.5.10.0070.05720.00
5.5.00.0170.07020.04
5.4.450.0030.04319.23
5.4.440.0030.05719.23
5.4.430.0000.04319.45
5.4.420.0030.04719.37
5.4.410.0100.06719.14
5.4.400.0030.06019.03
5.4.390.0070.06019.14
5.4.380.0070.04318.88
5.4.370.0070.05718.88
5.4.360.0070.04319.05
5.4.350.0100.03318.90
5.4.340.0100.04019.05
5.4.320.0030.04719.04
5.4.310.0030.04018.95
5.4.300.0070.06318.88
5.4.290.0070.03718.94
5.4.280.0030.03318.89
5.4.270.0030.04319.15
5.4.260.0070.03019.16
5.4.250.0070.05019.04
5.4.240.0100.03019.17
5.4.230.0070.03318.89
5.4.220.0030.04018.94
5.4.210.0070.06019.04
5.4.200.0070.06318.87
5.4.190.0030.03319.11
5.4.180.0170.06718.81
5.4.170.0100.07719.23
5.4.160.0100.07319.17
5.4.150.0030.07319.14
5.4.140.0100.07316.38
5.4.130.0100.07016.41
5.4.120.0030.04716.37
5.4.110.0070.06316.51
5.4.100.0100.05316.41
5.4.90.0100.07016.39
5.4.80.0070.07016.45
5.4.70.0070.07316.47
5.4.60.0070.07316.54
5.4.50.0130.07016.37
5.4.40.0070.08016.30
5.4.30.0070.04316.48
5.4.20.0200.05716.41
5.4.10.0100.07016.44
5.4.00.0130.06015.82
5.3.290.0070.03714.63
5.3.280.0000.04014.61
5.3.270.0070.05314.62
5.3.260.0070.08014.67
5.3.250.0030.07314.67
5.3.240.0170.07314.53
5.3.230.0030.07714.63
5.3.220.0070.06714.63
5.3.210.0000.08314.55
5.3.200.0030.07314.57
5.3.190.0100.07714.68
5.3.180.0100.06714.60
5.3.170.0130.07014.56
5.3.160.0070.07714.51
5.3.150.0100.06014.66
5.3.140.0030.05714.48
5.3.130.0030.07714.54
5.3.120.0100.06714.52
5.3.110.0070.06014.67
5.3.100.0070.07714.18
5.3.90.0100.07013.97
5.3.80.0030.08014.11
5.3.70.0130.07014.05
5.3.60.0130.05013.92
5.3.50.0100.07013.88
5.3.40.0170.05713.98
5.3.30.0070.08313.83
5.3.20.0000.07713.77
5.3.10.0070.06713.77
5.3.00.0000.06313.77
5.2.170.0100.05713.77
5.2.160.0000.06713.77
5.2.150.0070.06013.77
5.2.140.0070.05713.77
5.2.130.0000.06713.77
5.2.120.0130.05013.77
5.2.110.0030.06013.77
5.2.100.0030.05713.77
5.2.90.0070.05713.77
5.2.80.0070.06313.77
5.2.70.0230.04713.77
5.2.60.0070.05713.77
5.2.50.0030.06013.77
5.2.40.0030.05313.77
5.2.30.0070.05713.77
5.2.20.0030.06313.77
5.2.10.0070.05713.77
5.2.00.0030.05313.77
5.1.60.0070.05313.77
5.1.50.0070.05713.77
5.1.40.0030.03013.77
5.1.30.0030.06013.77
5.1.20.0070.04313.77
5.1.10.0100.05013.77
5.1.00.0030.05313.77
5.0.50.0030.03713.77
5.0.40.0030.04713.77
5.0.30.0030.06013.77
5.0.20.0100.04313.77
5.0.10.0030.04713.77
5.0.00.0030.06713.77
4.4.90.0030.03313.77
4.4.80.0000.03713.77
4.4.70.0000.03013.77
4.4.60.0070.03013.77
4.4.50.0070.03013.77
4.4.40.0000.03013.77
4.4.30.0030.03313.77
4.4.20.0070.03713.77
4.4.10.0000.02313.77
4.4.00.0070.05013.77
4.3.110.0030.03713.77
4.3.100.0030.03313.77
4.3.90.0030.03013.77
4.3.80.0030.04713.77
4.3.70.0030.03313.77
4.3.60.0030.03013.77
4.3.50.0030.03313.77
4.3.40.0030.05013.77
4.3.30.0000.03713.77
4.3.20.0030.03313.77
4.3.10.0030.03313.77
4.3.00.0000.03713.77

preferences:
34.43 ms | 401 KiB | 5 Q