3v4l.org

run code in 300+ PHP versions simultaneously
<?php $long=20; $caractères = 'azertyuiopqsdfghjklmwxcvbnAZERTYUIOPQSDFGHJKLMWXCVBN0123456789éèùçà?&€@+-_()=:.*'; $string = ''; for($i=0 ; $i<$long ; $i++) $string .= substr($caractères, (mt_rand() % strlen($caractères)), 1); echo $string; ?>

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)
7.3.10.0070.00716.82
7.3.00.0000.01216.61
7.2.130.0060.01216.71
7.2.120.0070.00716.81
7.2.110.0090.00616.88
7.2.100.0040.01117.00
7.2.90.0040.00716.87
7.2.80.0080.00516.88
7.2.70.0040.01216.70
7.2.60.0080.00816.94
7.2.50.0040.01116.89
7.2.40.0140.00016.80
7.2.30.0100.00316.93
7.2.20.0040.01116.72
7.2.10.0000.01617.03
7.2.00.0030.01018.04
7.1.250.0030.00915.81
7.1.70.0030.00317.09
7.1.60.0100.01419.82
7.1.50.0100.01016.69
7.1.00.0030.07022.45
7.0.200.0040.00415.03
7.0.140.0030.07322.04
7.0.100.0130.04719.91
7.0.90.0130.07019.93
7.0.80.0100.04019.89
7.0.70.0030.09019.98
7.0.60.0130.08019.92
7.0.50.0100.08320.25
7.0.40.0070.09020.14
7.0.30.0170.07720.05
7.0.20.0030.08320.15
7.0.10.0130.07320.10
7.0.00.0100.08320.07
5.6.280.0070.06721.09
5.6.250.0030.08320.52
5.6.240.0070.08020.75
5.6.230.0170.06320.66
5.6.220.0100.08320.57
5.6.210.0030.07320.66
5.6.200.0130.04020.98
5.6.190.0100.07021.05
5.6.180.0130.05020.95
5.6.170.0100.08020.95
5.6.160.0000.09021.10
5.6.150.0130.03721.07
5.6.140.0070.07721.02
5.6.130.0030.08721.13
5.6.120.0130.06021.02
5.6.110.0100.07720.99
5.6.100.0000.09020.93
5.6.90.0100.08020.92
5.6.80.0100.03720.42
5.6.70.0070.04320.48
5.6.60.0000.04720.50
5.6.50.0030.04320.55
5.6.40.0100.03720.41
5.6.30.0030.04020.40
5.6.20.0030.03320.45
5.6.10.0000.03720.36
5.6.00.0030.03320.41
5.5.380.0170.03020.39
5.5.370.0030.08320.54
5.5.360.0070.08320.33
5.5.350.0070.08320.36
5.5.340.0030.06320.85
5.5.330.0030.08320.77
5.5.320.0070.08020.73
5.5.310.0230.05720.86
5.5.300.0070.06320.89
5.5.290.0200.06720.90
5.5.280.0100.06720.89
5.5.270.0100.05720.91
5.5.260.0170.07320.79
5.5.250.0030.08020.64
5.5.240.0100.07720.27
5.5.230.0070.08020.29
5.5.220.0030.04020.25
5.5.210.0030.04320.27
5.5.200.0100.03720.20
5.5.190.0000.05020.20
5.5.180.0030.03320.17
5.5.160.0000.03720.11
5.5.150.0100.06319.98
5.5.140.0070.07720.13
5.5.130.0000.04020.11
5.5.120.0030.04019.98
5.5.110.0030.04320.14
5.5.100.0030.04720.01
5.5.90.0000.04320.15
5.5.80.0030.04020.16
5.5.70.0070.06720.08
5.5.60.0170.02719.99
5.5.50.0030.03720.11
5.5.40.0030.03720.13
5.5.30.0070.03320.07
5.5.20.0070.03720.13
5.5.10.0030.03320.04
5.5.00.0030.04319.96
5.4.450.0030.08719.43
5.4.440.0000.04719.42
5.4.430.0130.07019.26
5.4.420.0030.06019.45
5.4.410.0100.07719.18
5.4.400.0130.07019.08
5.4.390.0070.07319.23
5.4.380.0070.04719.16
5.4.370.0030.04018.98
5.4.360.0030.04018.96
5.4.350.0030.04018.81
5.4.340.0070.03019.05
5.4.320.0170.07019.03
5.4.310.0100.07319.03
5.4.300.0000.04319.11
5.4.290.0030.04019.22
5.4.280.0030.04319.02
5.4.270.0070.03719.09
5.4.260.0070.03319.02
5.4.250.0070.04019.14
5.4.240.0070.03018.95
5.4.230.0030.03719.12
5.4.220.0070.03718.89
5.4.210.0030.03719.22
5.4.200.0000.04319.04
5.4.190.0070.05318.89
5.4.180.0070.03718.97
5.4.170.0000.04018.80
5.4.160.0030.03719.09
5.4.150.0030.03719.01
5.4.140.0100.03016.12
5.4.130.0000.03316.27
5.4.120.0000.03716.28
5.4.110.0070.06316.30
5.4.100.0030.06716.21
5.4.90.0030.03316.31
5.4.80.0070.07016.34
5.4.70.0070.06016.25
5.4.60.0300.04316.19
5.4.50.0030.06716.22
5.4.40.0100.03716.30
5.4.30.0070.07316.27
5.4.20.0000.06716.21
5.4.10.0070.05716.34
5.4.00.0100.06715.73
5.3.290.0070.03714.62
5.3.280.0030.04014.55
5.3.270.0030.03314.60
5.3.260.0170.02014.46
5.3.250.0000.04714.45
5.3.240.0000.04014.55
5.3.230.0000.04014.59
5.3.220.0030.04014.50
5.3.210.0030.08314.53
5.3.200.0000.07014.40
5.3.190.0000.03714.57
5.3.180.0030.04014.55
5.3.170.0130.03314.56
5.3.160.0030.06714.42
5.3.150.0170.06314.38
5.3.140.0100.06714.56
5.3.130.0000.05714.53
5.3.120.0070.07714.48
5.3.110.0100.07014.40
5.3.100.0070.05314.04
5.3.90.0100.06713.83
5.3.80.0070.05314.01
5.3.70.0070.07013.88
5.3.60.0070.07713.86
5.3.50.0030.07713.91
5.3.40.0070.07713.93
5.3.30.0130.05013.84
5.3.20.0070.07313.63
5.3.10.0070.05013.66
5.3.00.0100.07313.62
5.2.170.0000.06011.54
5.2.160.0100.06011.54
5.2.150.0030.06311.54
5.2.140.0100.06011.54
5.2.130.0030.05711.54
5.2.120.0070.05311.54
5.2.110.0030.02711.54
5.2.100.0070.06011.54
5.2.90.0100.05711.54
5.2.80.0070.05711.54
5.2.70.0030.06311.54
5.2.60.0070.03311.54
5.2.50.0030.05311.54
5.2.40.0000.06711.54
5.2.30.0030.04711.54
5.2.20.0000.05711.54
5.2.10.0030.06011.54
5.2.00.0070.05311.54
5.1.60.0030.05311.54
5.1.50.0000.05711.54
5.1.40.0030.05011.54
5.1.30.0070.05711.54
5.1.20.0030.04711.54
5.1.10.0100.05011.54
5.1.00.0070.05311.54
5.0.50.0100.03711.54
5.0.40.0030.04711.54
5.0.30.0030.06011.54
5.0.20.0030.03711.54
5.0.10.0000.04711.54
5.0.00.0030.06711.54
4.4.90.0030.03311.54
4.4.80.0030.03311.54
4.4.70.0070.03011.54
4.4.60.0030.03311.54
4.4.50.0030.02011.54
4.4.40.0070.04711.54
4.4.30.0030.03711.54
4.4.20.0030.03311.54
4.4.10.0070.03711.54
4.4.00.0000.05011.54
4.3.110.0030.03311.54
4.3.100.0130.02711.54
4.3.90.0000.03711.54
4.3.80.0000.04711.54
4.3.70.0030.03311.54
4.3.60.0000.03711.54
4.3.50.0030.03711.54
4.3.40.0030.05311.54
4.3.30.0030.03011.54
4.3.20.0030.03311.54
4.3.10.0030.02711.54
4.3.00.0000.03711.54

preferences:
34.44 ms | 401 KiB | 5 Q