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);

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)
7.4.10.0060.01014.82
7.4.00.0040.01514.83
7.3.130.0100.01014.45
7.3.120.0110.00714.82
7.3.110.0130.00614.89
7.3.100.0070.00714.91
7.3.90.0070.01014.80
7.3.80.0060.00315.03
7.3.70.0070.00714.61
7.3.60.0100.00314.81
7.3.50.0090.00615.02
7.3.40.0050.00514.79
7.3.30.0040.00414.85
7.3.20.0130.00016.60
7.3.10.0000.00916.63
7.3.00.0040.00416.80
7.2.260.0060.00915.16
7.2.250.0070.01114.85
7.2.240.0090.00315.17
7.2.230.0030.01015.27
7.2.220.0070.01015.23
7.2.210.0070.00315.07
7.2.200.0110.00315.29
7.2.190.0070.00715.15
7.2.180.0060.00615.17
7.2.170.0000.00915.11
7.2.160.0000.01615.28
7.2.150.0030.01016.82
7.2.140.0040.01116.82
7.2.130.0030.00816.76
7.2.120.0000.01517.06
7.2.110.0000.01516.61
7.2.100.0040.01116.72
7.2.90.0030.00716.77
7.2.80.0070.00717.08
7.2.70.0000.01617.16
7.2.60.0030.01417.00
7.2.50.0000.01016.64
7.2.40.0000.01417.07
7.2.30.0060.00717.10
7.2.20.0030.00916.96
7.2.10.0030.01016.84
7.2.00.0050.00918.28
7.1.330.0000.01515.97
7.1.320.0100.00715.80
7.1.310.0090.00316.07
7.1.300.0090.00615.70
7.1.290.0000.01415.98
7.1.280.0000.00815.69
7.1.270.0030.01015.81
7.1.260.0030.01315.68
7.1.250.0030.01016.01
7.1.240.0090.00315.79
7.1.230.0040.00715.71
7.1.220.0060.01015.89
7.1.210.0030.00915.82
7.1.200.0070.00715.82
7.1.190.0100.00315.80
7.1.180.0000.00915.61
7.1.170.0070.00715.76
7.1.160.0000.01015.96
7.1.150.0030.00615.77
7.1.140.0080.00415.95
7.1.130.0040.01115.76
7.1.120.0090.00015.88
7.1.110.0060.00315.75
7.1.100.0070.00716.03
7.1.90.0030.01315.73
7.1.80.0030.01115.88
7.1.70.0080.00616.49
7.1.60.0090.01217.56
7.1.50.0030.00816.38
7.1.40.0000.00815.86
7.1.30.0000.00915.86
7.1.20.0040.00815.59
7.1.10.0060.00315.85
7.1.00.0020.03319.08
7.0.330.0080.00315.14
7.0.320.0060.00615.27
7.0.310.0030.00915.41
7.0.300.0060.00615.20
7.0.290.0100.00315.32
7.0.280.0040.01115.46
7.0.270.0060.00315.46
7.0.260.0090.00315.48
7.0.250.0060.00615.37
7.0.240.0000.01115.25
7.0.230.0030.01215.56
7.0.220.0030.00715.22
7.0.210.0130.00615.58
7.0.200.0040.00716.08
7.0.190.0040.00415.66
7.0.180.0000.01115.49
7.0.170.0000.01315.60
7.0.160.0000.01315.45
7.0.150.0030.00615.51
7.0.140.0050.04118.82
7.0.130.0040.01115.40
7.0.120.0040.04218.81
7.0.110.0070.00315.43
7.0.100.0030.01015.56
7.0.90.0030.01315.33
7.0.80.0060.01015.60
7.0.70.0060.00615.25
7.0.60.0040.04317.68
7.0.50.0080.04116.72
7.0.40.0030.03116.79
7.0.30.0280.04216.82
7.0.20.0140.04416.77
7.0.10.0180.04216.96
7.0.00.0080.04016.87
5.6.400.0060.00914.17
5.6.390.0100.00314.70
5.6.380.0100.00314.37
5.6.370.0060.00614.38
5.6.360.0070.01014.61
5.6.350.0060.00314.38
5.6.340.0000.01314.32
5.6.330.0080.00414.23
5.6.320.0070.00714.11
5.6.310.0030.00513.99
5.6.300.0030.00914.15
5.6.290.0060.00614.37
5.6.280.0020.04417.59
5.6.270.0030.01314.81
5.6.260.0070.00714.25
5.6.250.0060.00614.64
5.6.240.0120.00614.53
5.6.230.0030.01014.15
5.6.220.0120.00014.30
5.6.210.0040.04517.59
5.6.200.0070.04016.21
5.6.190.0050.04817.58
5.6.180.0070.04517.42
5.6.170.0210.02517.45
5.6.160.0090.03917.37
5.6.150.0030.03616.30
5.6.140.0040.02416.27
5.6.130.0060.02816.29
5.6.120.0050.02417.88
5.6.110.0090.04417.79
5.6.100.0050.03517.80
5.6.90.0080.04317.55
5.6.80.0080.02317.39
5.6.70.0120.04517.45
5.6.60.0080.00414.45
5.6.50.0000.01314.11
5.6.40.0110.00414.31
5.6.30.0070.00714.39
5.6.20.0090.00314.26
5.6.10.0030.00914.19
5.6.00.0090.00314.41
5.5.380.0060.01014.20
5.5.370.0060.00314.25
5.5.360.0040.01114.46
5.5.350.0070.04217.35
5.5.340.0040.02216.03
5.5.330.0120.04017.34
5.5.320.0080.04517.54
5.5.310.0200.03817.45
5.5.300.0030.04516.09
5.5.290.0050.02216.20
5.5.280.0000.02817.63
5.5.270.0070.02317.39
5.5.260.0080.04117.66
5.5.250.0080.04817.64
5.5.240.0090.03517.15
5.5.230.0120.00614.24
5.5.220.0000.00914.15
5.5.210.0000.01614.47
5.5.200.0060.01214.52
5.5.190.0040.00814.05
5.5.180.0000.01314.44
5.5.170.0100.00614.06
5.5.160.0050.00514.26
5.5.150.0030.01314.42
5.5.140.0070.01014.36
5.5.130.0060.00914.34
5.5.120.0030.00714.08
5.5.110.0060.00314.50
5.5.100.0030.01014.20
5.5.90.0080.00814.14
5.5.80.0100.00314.38
5.5.70.0080.00314.52
5.5.60.0060.01014.34
5.5.50.0080.00814.45
5.5.40.0050.00514.14
5.5.30.0030.01014.06
5.5.20.0080.00514.00
5.5.10.0040.00814.56
5.5.00.0080.00813.97
5.4.450.0110.03615.32
5.4.440.0030.03915.30
5.4.430.0050.03915.26
5.4.420.0010.02615.41
5.4.410.0030.04415.20
5.4.400.0030.04115.25
5.4.390.0070.02015.10
5.4.380.0080.03415.15
5.4.370.0020.02715.08
5.4.360.0070.03214.96
5.4.350.0080.03315.04
5.4.340.0190.02015.04
5.4.330.0070.00011.26
5.4.320.0030.03514.96
5.4.310.0050.03715.08
5.4.300.0050.02415.02
5.4.290.0020.02315.04
5.4.280.0020.03515.08
5.4.270.0030.02114.99
5.4.260.0060.02115.21
5.4.250.0030.02315.22
5.4.240.0080.02114.95
5.4.230.0010.02115.05
5.4.220.0030.02815.18
5.4.210.0020.02315.05
5.4.200.0060.02215.16
5.4.190.0030.02115.10
5.4.180.0000.02115.12
5.4.170.0020.02215.17
5.4.160.0030.02315.17
5.4.150.0000.02815.07
5.4.140.0010.02113.83
5.4.130.0030.02313.96
5.4.120.0030.01713.67
5.4.110.0020.02213.97
5.4.100.0030.01713.69
5.4.90.0020.01913.63
5.4.80.0050.02113.77
5.4.70.0020.02213.83
5.4.60.0050.01713.69
5.4.50.0020.02013.74
5.4.40.0030.01813.76
5.4.30.0040.01913.64
5.4.20.0010.03313.87
5.4.10.0000.04213.77
5.4.00.0020.02613.41
5.3.290.0050.04212.62
5.3.280.0030.02112.69
5.3.270.0060.02412.59
5.3.260.0050.02312.63
5.3.250.0000.02312.62
5.3.240.0030.02012.46
5.3.230.0020.02112.65
5.3.220.0030.02112.61
5.3.210.0070.02212.40
5.3.200.0040.01812.70
5.3.190.0000.02112.43
5.3.180.0060.01812.58
5.3.170.0000.02412.60
5.3.160.0040.02112.63
5.3.150.0020.02012.56
5.3.140.0030.02012.55
5.3.130.0000.02512.52
5.3.120.0030.02612.55
5.3.110.0040.02812.61
5.3.100.0080.03212.23
5.3.90.0030.03112.36
5.3.80.0040.04212.22
5.3.70.0020.03812.15
5.3.60.0010.03312.30
5.3.50.0030.03912.23
5.3.40.0080.03512.25
5.3.30.0040.02412.15
5.3.20.0050.02212.13
5.3.10.0020.03511.99
5.3.00.0020.03712.04
5.2.170.0000.03713.08
5.2.160.0070.03313.08
5.2.150.0070.05013.08
5.2.140.0000.03713.08
5.2.130.0030.04713.08
5.2.120.0070.02713.08
5.2.110.0070.05713.08
5.2.100.0000.03013.08
5.2.90.0070.03013.08
5.2.80.0100.05713.08
5.2.70.0030.04313.08
5.2.60.0070.06013.08
5.2.50.0070.05013.08
5.2.40.0000.06013.08
5.2.30.0030.06313.08
5.2.20.0130.05313.08
5.2.10.0100.05013.08
5.2.00.0000.05313.08
5.1.60.0070.04013.08
5.1.50.0000.02313.08
5.1.40.0000.04013.08
5.1.30.0000.02713.08
5.1.20.0000.03013.08
5.1.10.0070.05013.08
5.1.00.0030.04713.08
5.0.50.0070.02313.08
5.0.40.0100.03013.08
5.0.30.0000.07013.08
5.0.20.0030.04313.08
5.0.10.0030.02313.08
5.0.00.0000.06713.08
4.4.90.0030.02013.08
4.4.80.0030.02013.08
4.4.70.0000.03313.08
4.4.60.0000.03013.08
4.4.50.0030.03013.08
4.4.40.0000.03013.08
4.4.30.0030.01713.08
4.4.20.0000.03713.08
4.4.10.0000.02313.08
4.4.00.0000.05713.08
4.3.110.0000.02313.08
4.3.100.0000.03313.08
4.3.90.0000.03013.08
4.3.80.0070.04013.08
4.3.70.0030.02013.08
4.3.60.0000.03713.08
4.3.50.0030.03313.08
4.3.40.0000.05313.08
4.3.30.0070.02713.08
4.3.20.0000.03713.08
4.3.10.0070.03313.08
4.3.00.0030.02313.08

preferences:
38.07 ms | 401 KiB | 5 Q