3v4l.org

run code in 300+ PHP versions simultaneously
<?php function mt_rand_str ($l, $c = '1234567890') { for ($s = '', $cl = strlen($c)-1, $i = 0; $i < $l; $s .= $c[mt_rand(0, $cl)], ++$i); return $s; } echo $s; ?>

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)
7.3.00.0000.01316.54
7.2.130.0070.00716.82
7.2.120.0110.00416.88
7.2.110.0080.00416.86
7.2.100.0040.01016.58
7.2.90.0090.00616.91
7.2.80.0100.00717.01
7.2.70.0000.00916.65
7.2.60.0030.01316.80
7.2.50.0050.00516.52
7.2.40.0130.00316.64
7.2.30.0090.00616.64
7.2.20.0060.01216.59
7.2.10.0000.01416.58
7.2.00.0070.00716.84
7.1.250.0030.00915.30
7.1.240.0030.00515.67
7.1.230.0030.01015.61
7.1.220.0090.00915.33
7.1.210.0070.00715.43
7.1.200.0130.00015.61
7.1.190.0000.01415.46
7.1.180.0140.00315.47
7.1.170.0110.00315.59
7.1.160.0060.01215.31
7.1.150.0060.00615.39
7.1.140.0030.01015.54
7.1.130.0030.01015.47
7.1.120.0000.01315.64
7.1.110.0150.00315.54
7.1.100.0080.00415.41
7.1.90.0030.00715.50
7.1.80.0100.00315.35
7.1.70.0040.00816.32
7.1.60.0080.00817.29
7.1.50.0100.00816.19
7.1.40.0100.00615.86
7.1.30.0120.00315.50
7.1.20.0060.00615.57
7.1.10.0060.00615.61
7.1.00.0070.03718.88
7.0.330.0090.00315.02
7.0.320.0030.00515.17
7.0.310.0030.00915.24
7.0.300.0070.00415.24
7.0.290.0030.00915.01
7.0.280.0070.01015.15
7.0.270.0060.00615.05
7.0.260.0070.00415.20
7.0.250.0090.00315.23
7.0.240.0040.00815.19
7.0.230.0070.00315.45
7.0.220.0040.00815.35
7.0.210.0060.00615.11
7.0.200.0160.01214.84
7.0.190.0030.01015.23
7.0.180.0060.00315.16
7.0.170.0040.00415.29
7.0.160.0000.01214.96
7.0.150.0090.00315.14
7.0.140.0080.03818.78
7.0.130.0030.01014.94
7.0.120.0070.01015.46
7.0.110.0110.00415.14
7.0.100.0080.00815.17
7.0.90.0060.00315.33
7.0.80.0000.01515.29
7.0.70.0060.00615.12
7.0.60.0050.02517.61
7.0.50.0090.04316.64
7.0.40.0090.04816.58
7.0.30.0220.03716.85
7.0.20.0150.03116.78
7.0.10.0160.03616.77
7.0.00.0010.02616.73
5.6.380.0110.00414.16
5.6.370.0030.01014.14
5.6.360.0040.01113.86
5.6.350.0060.00914.03
5.6.340.0120.00014.01
5.6.330.0060.00913.91
5.6.320.0060.00614.47
5.6.310.0070.00714.38
5.6.300.0030.01014.27
5.6.290.0040.00414.32
5.6.280.0030.04017.58
5.6.270.0100.00314.24
5.6.260.0070.00713.95
5.6.250.0100.00713.91
5.6.240.0100.00314.28
5.6.230.0000.00914.10
5.6.220.0040.00714.43
5.6.210.0100.04017.42
5.6.200.0100.04416.22
5.6.190.0070.04617.45
5.6.180.0130.04617.34
5.6.170.0180.03217.41
5.6.160.0100.03517.33
5.6.150.0020.02716.25
5.6.140.0030.02316.09
5.6.130.0080.02216.17
5.6.120.0020.03117.56
5.6.110.0070.04617.51
5.6.100.0130.03117.56
5.6.90.0100.03817.53
5.6.80.0110.04317.06
5.6.70.2150.02617.23
5.6.60.0100.00614.23
5.6.50.0070.01014.38
5.6.40.0030.00914.20
5.6.30.0140.00413.96
5.6.20.0030.00914.02
5.6.10.0070.00413.92
5.6.00.0070.00714.13
5.5.380.0040.00710.84
5.5.370.0060.00610.75
5.5.360.0050.00311.13
5.5.350.0140.04415.83
5.5.340.0010.02714.48
5.5.330.0050.02715.55
5.5.320.0130.03615.59
5.5.310.0130.03815.52
5.5.300.0000.02414.36
5.5.290.0070.04314.46
5.5.280.0030.04015.86
5.5.270.0050.02215.87
5.5.260.0050.04515.69
5.5.250.0050.04015.75
5.5.240.0050.04415.64
5.5.230.0050.00211.05
5.5.220.0000.00611.04
5.5.210.0000.00610.98
5.5.200.0090.00310.80
5.5.190.0000.00710.89
5.5.180.0000.01110.80
5.5.170.0030.00710.94
5.5.160.0060.00610.57
5.5.150.0030.00710.63
5.5.140.0030.00911.06
5.5.130.0080.00010.93
5.5.120.0070.00310.78
5.5.110.0030.01011.04
5.5.100.0000.01310.80
5.5.90.0040.00410.52
5.5.80.0030.00311.04
5.5.70.0090.00010.90
5.5.60.0110.00010.61
5.5.50.0060.00310.81
5.5.40.0040.00410.97
5.5.30.0080.00410.83
5.5.20.0000.00711.09
5.5.10.0000.00610.54
5.5.00.0030.00910.68
5.4.450.1020.02515.36
5.4.440.1050.02515.17
5.4.430.1030.02415.10
5.4.420.1020.02315.00
5.4.410.1010.02814.96
5.4.400.0940.01714.89
5.4.390.1040.02315.06
5.4.380.0900.02314.74
5.4.370.0850.02815.06
5.4.360.0920.02015.11
5.4.350.1010.02614.99
5.4.340.0980.02614.74
5.4.330.0000.00610.81
5.4.320.0970.02414.71
5.4.310.1100.02214.74
5.4.300.0870.02414.94
5.4.290.1050.02215.06
5.4.280.0970.02214.92
5.4.270.1040.02315.00
5.4.260.1030.02214.94
5.4.250.0930.02115.03
5.4.240.1020.02214.77
5.4.230.0900.02314.98
5.4.220.0930.02214.79
5.4.210.1030.02214.94
5.4.200.1050.02515.08
5.4.190.1100.02515.16
5.4.180.0910.02515.01
5.4.170.1050.01714.82
5.4.160.0950.02214.81
5.4.150.0920.02214.96
5.4.140.1150.02013.58
5.4.130.1220.01913.58
5.4.120.1000.01813.77
5.4.110.1050.02713.53
5.4.100.1030.02013.56
5.4.90.1100.01813.54
5.4.80.0930.01813.52
5.4.70.0940.02213.48
5.4.60.0920.02413.77
5.4.50.0940.01913.67
5.4.40.0930.02213.51
5.4.30.0990.01713.68
5.4.20.1060.02513.44
5.4.10.1100.02313.71
5.4.00.0970.02213.40
5.3.290.0920.02412.58
5.3.280.0920.02612.43
5.3.270.1020.02212.58
5.3.260.1150.02012.47
5.3.250.0970.02112.51
5.3.240.0920.02212.57
5.3.230.1020.02212.61
5.3.220.1080.02312.44
5.3.210.0910.02112.43
5.3.200.1040.02412.37
5.3.190.0910.02212.44
5.3.180.1070.01912.52
5.3.170.1080.02012.45
5.3.160.1100.02412.56
5.3.150.1000.02412.45
5.3.140.0830.02212.46
5.3.130.1010.02412.51
5.3.120.1110.02212.37
5.3.110.1050.02312.52
5.3.100.0470.02912.26
5.3.90.0060.02112.28
5.3.80.0050.02011.99
5.3.70.0810.02112.21
5.3.60.0980.02112.14
5.3.50.1120.02212.15
5.3.40.1030.01712.16
5.3.30.0870.02212.07
5.3.20.0880.01811.87
5.3.10.0930.01611.92
5.3.00.0950.01511.92
5.2.170.0680.01711.04
5.2.160.0880.01511.04
5.2.150.0480.01511.04
5.2.140.0030.02011.04
5.2.130.0050.01711.04
5.2.120.0020.01811.04
5.2.110.0040.01611.04
5.2.100.0750.01511.04
5.2.90.0760.01511.04
5.2.80.0730.01811.04
5.2.70.0730.02011.04
5.2.60.0780.01711.04
5.2.50.0800.01911.04
5.2.40.0580.01811.04
5.2.30.0680.01711.04
5.2.20.0580.01611.04
5.2.10.0630.01711.04
5.2.00.0560.01211.04
5.1.60.0670.01211.04
5.1.50.0660.01311.04
5.1.40.0700.02011.04
5.1.30.0720.01611.04
5.1.20.0650.01711.04
5.1.10.0670.01311.04
5.1.00.0650.01511.04
5.0.50.0260.01211.04
5.0.40.0330.01111.04
5.0.30.0320.01611.04
5.0.20.0350.01411.04
5.0.10.0390.01211.04
5.0.00.0380.02211.04
4.4.90.0350.01111.04
4.4.80.0320.01011.04
4.4.70.0330.00811.04
4.4.60.0300.01211.04
4.4.50.0320.01111.04
4.4.40.0310.01611.04
4.4.30.0360.00711.04
4.4.20.0350.01111.04
4.4.10.0320.01111.04
4.4.00.0320.01311.04
4.3.110.0320.00911.04
4.3.100.0350.00611.04
4.3.90.0310.01011.04
4.3.80.0300.01411.04
4.3.70.0320.01011.04
4.3.60.0320.01011.04
4.3.50.0420.00911.04
4.3.40.0350.01211.04
4.3.30.0140.00911.04
4.3.20.0180.00911.04
4.3.10.0180.00711.04
4.3.00.0170.01011.04

preferences:
37.91 ms | 401 KiB | 5 Q