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(20); 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)
7.4.00.0100.00614.92
7.3.120.0090.01015.14
7.3.110.0070.01114.39
7.3.100.0000.01214.74
7.3.90.0070.01014.75
7.3.80.0090.00014.63
7.3.70.0080.00414.83
7.3.60.0040.00814.79
7.3.50.0040.01014.79
7.3.40.0100.00314.97
7.3.30.0080.00814.85
7.3.20.0040.01216.67
7.3.10.0040.01116.79
7.3.00.0030.01016.75
7.2.250.0070.01314.97
7.2.240.0100.00715.08
7.2.230.0060.00915.24
7.2.220.0110.00415.00
7.2.210.0040.00814.84
7.2.200.0030.01014.95
7.2.190.0060.00315.16
7.2.180.0090.00614.88
7.2.170.0000.01515.19
7.2.00.0000.01419.54
7.1.330.0000.01416.02
7.1.320.0100.00315.62
7.1.310.0070.00715.95
7.1.300.0080.00615.89
7.1.290.0030.01215.80
7.1.280.0040.00816.03
7.1.270.0090.00415.80
7.1.260.0080.00415.61
7.1.70.0000.00717.22
7.1.60.0060.01319.70
7.1.50.0170.00317.02
7.1.00.0000.08022.26
7.0.200.0050.00316.84
7.0.140.0030.07721.97
7.0.60.0100.07719.91
7.0.50.0030.08717.88
7.0.40.0100.08720.15
7.0.30.0370.07020.25
7.0.20.0170.05020.16
7.0.10.0230.05320.20
7.0.00.0070.04020.05
5.6.280.0070.07020.81
5.6.210.0070.05320.50
5.6.200.0030.05318.20
5.6.190.0100.07020.34
5.6.180.4170.04320.63
5.6.170.0400.05720.47
5.6.160.0100.05720.54
5.6.150.0070.07018.19
5.6.140.0130.07718.13
5.6.130.0100.08318.30
5.6.120.0100.07721.15
5.6.110.0070.07721.12
5.6.100.0170.06020.98
5.6.90.0030.07720.94
5.6.80.0130.08020.51
5.6.70.4330.04720.40
5.5.350.0200.04020.34
5.5.340.0000.05717.98
5.5.330.0100.06020.08
5.5.320.0470.07320.20
5.5.310.0130.04320.27
5.5.300.0070.03718.07
5.5.290.0030.04017.98
5.5.280.0030.06320.85
5.5.270.0000.09320.76
5.5.260.0130.07720.79
5.5.250.0100.06320.63
5.5.240.0070.08320.19
5.4.450.1570.05319.59
5.4.440.0170.07019.55
5.4.430.0130.05019.37
5.4.420.0130.05019.41
5.4.410.0070.05719.42
5.4.400.0070.05319.13
5.4.390.0230.06019.21
5.4.380.0100.05718.79
5.4.370.0000.04718.65
5.4.360.0000.04318.69
5.4.350.0040.04012.02
5.4.340.0060.03512.02
5.4.320.0090.04012.51
5.4.310.0040.03912.50
5.4.300.0060.04312.50
5.4.290.0050.04312.50
5.4.280.0080.03212.40
5.4.270.0050.03612.40
5.4.260.0080.03512.39
5.4.250.0070.04012.39
5.4.240.0090.03412.39
5.4.230.0050.03712.39
5.4.220.0060.03512.39
5.4.210.0090.03112.39
5.4.200.0060.03912.39
5.4.190.0050.03712.39
5.4.180.0080.03812.39
5.4.170.0020.04012.40
5.4.160.0070.03812.39
5.4.150.0090.03512.38
5.4.140.0090.04012.07
5.4.130.0070.03512.06
5.4.120.0090.03412.01
5.4.110.0060.03812.02
5.4.100.0080.03612.01
5.4.90.0090.03712.01
5.4.80.0080.03812.02
5.4.70.0070.03612.00
5.4.60.0060.03612.01
5.4.50.0080.03412.01
5.4.40.0080.03212.00
5.4.30.0050.03711.99
5.4.20.0080.03412.00
5.4.10.0050.03611.99
5.4.00.0060.03511.49
5.3.290.0080.04312.80
5.3.280.0020.04312.71
5.3.270.0050.04112.72
5.3.260.0060.03812.72
5.3.250.0040.03912.72
5.3.240.0040.04612.71
5.3.230.0060.04112.71
5.3.220.0080.03812.68
5.3.210.0060.04212.68
5.3.200.0110.03312.68
5.3.190.0040.03912.68
5.3.180.0090.03312.67
5.3.170.0030.03812.67
5.3.160.0060.03512.67
5.3.150.0070.03512.67
5.3.140.0040.03712.66
5.3.130.0080.04012.65
5.3.120.0070.04812.66
5.3.110.0050.03812.66
5.3.100.0070.03612.13
5.3.90.0090.04012.10
5.3.80.0060.04112.10
5.3.70.0080.03412.10
5.3.60.0030.03912.08
5.3.50.0040.03712.02
5.3.40.0090.03612.02
5.3.30.0050.03611.98
5.3.20.0050.03611.76
5.3.10.0060.03411.73
5.3.00.0070.03711.72
5.2.170.0080.0269.21
5.2.160.0030.0319.22
5.2.150.0040.0319.22
5.2.140.0060.0309.21
5.2.130.0070.0269.18
5.2.120.0060.0319.18
5.2.110.0060.0309.18
5.2.100.0050.0289.18
5.2.90.0080.0259.18
5.2.80.0050.0309.17
5.2.70.0060.0339.17
5.2.60.0070.0289.13
5.2.50.0040.0319.10
5.2.40.0030.0309.08
5.2.30.0060.0309.05
5.2.20.0050.0299.04
5.2.10.0040.0288.94
5.2.00.0030.0318.81
5.1.60.0080.0308.09
5.1.50.0050.0248.08
5.1.40.0040.0258.07
5.1.30.0040.0278.41
5.1.20.0090.0228.43
5.1.10.0030.0278.16
5.1.00.0040.0268.17
5.0.50.0050.0196.64
5.0.40.0030.0206.50
5.0.30.0020.0336.31
5.0.20.0010.0226.31
5.0.10.0020.0226.29
5.0.00.0030.0316.29
4.4.90.0030.0164.78
4.4.80.0020.0164.76
4.4.70.0040.0154.75
4.4.60.0030.0184.76
4.4.50.0030.0174.77
4.4.40.0030.0324.71
4.4.30.0030.0154.75
4.4.20.0030.0154.84
4.4.10.0000.0184.85
4.4.00.0040.0244.75
4.3.110.0030.0154.67
4.3.100.0030.0144.67
4.3.90.0030.0154.63
4.3.80.0020.0264.59
4.3.70.0020.0154.63
4.3.60.0030.0244.63
4.3.50.0040.0204.63
4.3.40.0040.0284.54
4.3.30.0020.0173.34
4.3.20.0000.0183.32
4.3.10.0020.0163.28
4.3.00.0030.02014.90

preferences:
36.61 ms | 401 KiB | 5 Q