3v4l.org

run code in 300+ PHP versions simultaneously
<?php function random($car) { $string = ""; $chaine = "abcdefghijklmnpqrstuvwxy"; srand((double)microtime()*1000000); for($i=0; $i<$car; $i++) { $string .= $chaine[rand()%strlen($chaine)]; } return $string; } // APPEL // Génère une chaine de longueur 20 $chaine = random(4); echo $chaine; ?>

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)
7.4.00.0090.00915.11
7.3.120.0070.01014.65
7.3.110.0030.01014.89
7.3.100.0090.00315.03
7.3.90.0030.00914.58
7.3.80.0070.00714.61
7.3.70.0100.00314.96
7.3.60.0000.01114.74
7.3.50.0100.00614.61
7.3.40.0100.00314.83
7.3.30.0060.01014.63
7.3.20.0040.01216.61
7.3.10.0040.00816.71
7.3.00.0130.00016.86
7.2.250.0090.00915.16
7.2.240.0060.01214.78
7.2.230.0060.01015.23
7.2.220.0060.00915.09
7.2.210.0060.00615.24
7.2.200.0100.00315.08
7.2.190.0100.00714.86
7.2.180.0120.00415.20
7.2.170.0090.00915.06
7.1.330.0000.01515.82
7.1.320.0060.01215.86
7.1.310.0100.00615.77
7.1.300.0040.01215.52
7.1.290.0060.00915.86
7.1.280.0030.00915.75
7.1.270.0070.00715.84
7.1.260.0000.01615.84
7.1.70.0030.01317.16
7.1.60.0070.01719.70
7.1.50.0030.01717.07
7.1.00.0100.07022.41
7.0.200.0040.00416.82
7.0.140.0030.06722.18
7.0.60.0070.05319.83
7.0.50.0030.04017.85
7.0.40.0070.04019.96
7.0.30.0330.07720.31
7.0.20.0230.07720.16
7.0.10.0170.08020.30
7.0.00.0100.06720.06
5.6.280.0030.07321.10
5.6.210.0070.08020.47
5.6.200.0100.08018.23
5.6.190.0070.04720.77
5.6.180.0300.05320.33
5.6.170.0330.06720.40
5.6.160.0030.09320.61
5.6.150.0170.07318.16
5.6.140.0100.08018.15
5.6.130.0030.07018.26
5.6.120.0000.04721.05
5.6.110.0070.07721.04
5.6.100.0130.07320.95
5.6.90.0130.05321.12
5.6.80.0070.07020.53
5.5.350.0230.04720.38
5.5.340.0100.04318.00
5.5.330.0070.07720.41
5.5.320.0270.04020.24
5.5.310.0270.08020.19
5.5.300.0070.04018.06
5.5.290.0100.07017.98
5.5.280.0100.03720.85
5.5.270.0070.03720.89
5.5.260.0130.07020.86
5.5.250.0130.06720.55
5.5.240.0100.08020.17
5.4.450.0730.06319.70
5.4.440.0170.05319.48
5.4.430.0070.06019.46
5.4.420.0100.05319.63
5.4.410.0070.05318.70
5.4.400.2670.05318.88
5.4.390.0900.05718.56
5.4.380.0070.06018.76
5.4.370.0070.03718.44
5.4.360.0070.03718.70
5.4.350.0060.03612.02
5.4.340.0060.03712.02
5.4.320.0080.03612.50
5.4.310.0100.03712.50
5.4.300.0020.04012.50
5.4.290.0040.04012.50
5.4.280.0040.03712.40
5.4.270.0060.03612.39
5.4.260.0090.03412.40
5.4.250.0100.03312.40
5.4.240.0040.03812.40
5.4.230.0060.03612.39
5.4.220.0060.03712.39
5.4.210.0090.03112.38
5.4.200.0070.04312.39
5.4.190.0080.03712.39
5.4.180.0090.03512.38
5.4.170.0050.04212.40
5.4.160.0050.03712.39
5.4.150.0060.03512.39
5.4.140.0080.03412.07
5.4.130.0040.03812.06
5.4.120.0050.03512.02
5.4.110.0040.03612.01
5.4.100.0050.04512.01
5.4.90.0040.03912.02
5.4.80.0050.03912.01
5.4.70.0040.04012.01
5.4.60.0040.03512.01
5.4.50.0080.03312.00
5.4.40.0060.03512.00
5.4.30.0060.03411.99
5.4.20.0070.03611.99
5.4.10.0060.03412.00
5.4.00.0070.04011.49
5.3.290.0080.04112.80
5.3.280.0100.03812.71
5.3.270.0100.03612.73
5.3.260.0040.04012.72
5.3.250.0090.03512.72
5.3.240.0040.03812.72
5.3.230.0020.04212.71
5.3.220.0050.03812.68
5.3.210.0080.04112.68
5.3.200.0040.03612.68
5.3.190.0080.03512.68
5.3.180.0090.03312.67
5.3.170.0070.03612.67
5.3.160.0050.03712.68
5.3.150.0070.03612.67
5.3.140.0030.03912.66
5.3.130.0080.03712.66
5.3.120.0020.04312.66
5.3.110.0100.03512.66
5.3.100.0100.04012.13
5.3.90.0060.03612.11
5.3.80.0080.03212.09
5.3.70.0040.04012.09
5.3.60.0050.03612.08
5.3.50.0090.03712.02
5.3.40.0070.03812.03
5.3.30.0060.03511.98
5.3.20.0050.03611.76
5.3.10.0070.04111.73
5.3.00.0070.04011.72
5.2.170.0060.0289.21
5.2.160.0050.0329.21
5.2.150.0070.0379.21
5.2.140.0060.0289.21
5.2.130.0060.0289.18
5.2.120.0040.0299.18
5.2.110.0050.0309.18
5.2.100.0100.0299.18
5.2.90.0070.0309.18
5.2.80.0020.0349.18
5.2.70.0060.0359.18
5.2.60.0060.0379.13
5.2.50.0040.0309.10
5.2.40.0040.0379.08
5.2.30.0030.0329.05
5.2.20.0060.0279.04
5.2.10.0040.0288.94
5.2.00.0050.0288.80
5.1.60.0040.0338.09
5.1.50.0050.0248.09
5.1.40.0060.0278.06
5.1.30.0030.0318.42
5.1.20.0010.0288.44
5.1.10.0040.0338.16
5.1.00.0040.0298.17
5.0.50.0050.0186.64
5.0.40.0030.0286.50
5.0.30.0010.0336.31
5.0.20.0040.0186.31
5.0.10.0040.0276.29
5.0.00.0060.0296.28
4.4.90.0030.0154.78
4.4.80.0060.0134.75
4.4.70.0020.0164.75
4.4.60.0020.0214.75
4.4.50.0040.0164.77
4.4.40.0040.0274.71
4.4.30.0060.0164.76
4.4.20.0030.0144.84
4.4.10.0030.0154.85
4.4.00.0010.0264.76
4.3.110.0070.0104.67
4.3.100.0040.0184.67
4.3.90.0020.0164.63
4.3.80.0010.0254.58
4.3.70.0070.0134.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0010.0254.53
4.3.30.0040.0183.34
4.3.20.0020.0153.31
4.3.10.0020.0213.28
4.3.00.0130.0207.18

preferences:
36.22 ms | 401 KiB | 5 Q