3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getSeed($data) { $seed = ""; for ($i = 0; $i < strlen($data); $i++) { $val = ord($data[$i]); $seed = $seed."$val"; } return $seed; } $seed = getSeed("test"); srand(intval($seed)); /* Seed random number generator */ $uid = rand(); echo $uid; ?>

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)
7.4.00.0070.01014.82
7.3.120.0070.01114.81
7.3.110.0070.01015.00
7.3.100.0070.01114.70
7.3.90.0080.00314.66
7.3.80.0060.00615.12
7.3.70.0090.00314.75
7.3.60.0050.00514.82
7.3.50.0110.00014.82
7.3.40.0070.00714.92
7.3.30.0040.00814.80
7.3.20.0050.00516.57
7.3.10.0070.00516.73
7.3.00.0040.00816.70
7.2.250.0090.00915.25
7.2.240.0090.00915.23
7.2.230.0030.01615.14
7.2.220.0030.01014.95
7.2.210.0090.00615.31
7.2.200.0070.00715.14
7.2.190.0040.01215.19
7.2.180.0070.00714.70
7.2.170.0030.00815.01
7.2.130.0060.00616.96
7.2.120.0040.01117.05
7.2.110.0040.01117.14
7.2.100.0060.00916.72
7.2.90.0100.00317.01
7.2.80.0030.01216.91
7.2.70.0080.00316.86
7.2.60.0030.01016.95
7.2.50.0030.00716.89
7.2.40.0090.00316.83
7.2.30.0030.01217.09
7.2.20.0110.00316.89
7.2.10.0080.00616.84
7.2.00.0060.00618.26
7.1.330.0080.00816.07
7.1.320.0070.00415.95
7.1.310.0140.00015.70
7.1.300.0100.00315.77
7.1.290.0070.00715.74
7.1.280.0050.00515.66
7.1.270.0030.00915.82
7.1.260.0030.01315.68
7.1.250.0030.01315.73
7.1.70.0110.00017.27
7.1.60.0100.01019.40
7.1.50.0070.01716.95
7.1.00.0070.07322.37
7.0.200.0070.00416.81
7.0.140.0070.07022.16
7.0.60.0100.07719.79
7.0.50.0100.08017.88
7.0.40.0100.08020.04
7.0.30.0330.07720.21
7.0.20.0430.06320.15
7.0.10.0200.07320.30
7.0.00.0070.08320.07
5.6.280.0030.07020.93
5.6.210.0100.08020.70
5.6.200.0000.07718.18
5.6.190.0070.08320.48
5.6.180.4130.03720.33
5.6.170.0300.08020.71
5.6.160.0100.07720.59
5.6.150.0170.07018.20
5.6.140.0170.04318.24
5.6.130.0100.08318.25
5.6.120.0000.04321.15
5.6.110.0070.06320.92
5.6.100.0330.06721.13
5.6.90.0000.05321.13
5.6.80.0100.07720.36
5.6.70.3200.03320.40
5.5.350.0130.03320.43
5.5.340.0000.05017.98
5.5.330.0030.08720.32
5.5.320.4030.03720.28
5.5.310.0270.06020.36
5.5.300.0030.06317.97
5.5.290.0070.04317.99
5.5.280.0230.06720.78
5.5.270.0130.03720.72
5.5.260.0000.04720.79
5.5.250.0100.07020.71
5.5.240.0230.07720.16
5.4.450.0300.04719.57
5.4.440.0200.04719.64
5.4.430.0330.04319.51
5.4.420.0270.05019.46
5.4.410.0300.04019.18
5.4.400.0400.03719.09
5.4.390.0400.05319.15
5.4.380.0170.07018.79
5.4.370.0300.04718.78
5.4.360.0030.06318.55
5.4.350.0130.05318.77
5.4.340.0200.05018.75
5.4.320.0140.04212.51
5.4.310.0110.04712.50
5.4.300.0090.04312.50
5.4.290.0110.04812.50
5.4.280.0040.04212.39
5.4.270.0030.03812.39
5.4.260.0100.05012.40
5.4.250.0100.04212.40
5.4.240.0050.04112.40
5.4.230.0080.05612.39
5.4.220.0050.04612.39
5.4.210.0050.03512.39
5.4.200.0100.03312.39
5.4.190.0070.03312.39
5.4.180.0030.03912.39
5.4.170.0080.03812.39
5.4.160.0060.03512.39
5.4.150.0040.04112.38
5.4.140.0060.03812.07
5.4.130.0070.03512.06
5.4.120.0030.03912.02
5.4.110.0060.03812.02
5.4.100.0040.04412.02
5.4.90.0090.04312.02
5.4.80.0040.04312.02
5.4.70.0040.04312.01
5.4.60.0090.03612.01
5.4.50.0050.04112.00
5.4.40.0080.04111.99
5.4.30.0120.03912.00
5.4.20.0080.05811.99
5.4.10.0070.03312.00
5.4.00.0050.03611.48
5.3.290.0030.04212.80
5.3.280.0090.04212.71
5.3.270.0090.04612.72
5.3.260.0040.04012.72
5.3.250.0070.03612.72
5.3.240.0080.04112.72
5.3.230.0070.04712.71
5.3.220.0110.05012.68
5.3.210.0090.03612.68
5.3.200.0070.04412.68
5.3.190.0120.04412.68
5.3.180.0040.04012.67
5.3.170.0060.03812.67
5.3.160.0090.03612.68
5.3.150.0090.04412.68
5.3.140.0060.03712.66
5.3.130.0060.04112.66
5.3.120.0070.05012.66
5.3.110.0070.04012.66
5.3.100.0080.04712.11
5.3.90.0050.03712.10
5.3.80.0050.03712.09
5.3.70.0070.03612.09
5.3.60.0060.03612.08
5.3.50.0060.03712.02
5.3.40.0060.04212.02
5.3.30.0070.03711.98
5.3.20.0060.04411.77
5.3.10.0040.03711.73
5.3.00.0090.03311.71
5.2.170.0100.0339.22
5.2.160.0050.0379.21
5.2.150.0050.0309.21
5.2.140.0030.0409.21
5.2.130.0050.0339.17
5.2.120.0080.0389.18
5.2.110.0060.0399.18
5.2.100.0080.0359.17
5.2.90.0060.0329.17
5.2.80.0110.0409.17
5.2.70.0080.0399.17
5.2.60.0040.0369.13
5.2.50.0060.0359.10
5.2.40.0050.0379.07
5.2.30.0040.0419.04
5.2.20.0050.0309.03
5.2.10.0080.0398.94
5.2.00.0080.0378.80
5.1.60.0060.0348.09
5.1.50.0070.0378.08
5.1.40.0060.0308.07
5.1.30.0040.0268.41
5.1.20.0060.0338.43
5.1.10.0050.0298.16
5.1.00.0050.0428.16
5.0.50.0080.0246.63
5.0.40.0040.0236.50
5.0.30.0040.0326.31
5.0.20.0040.0296.27
5.0.10.0050.0286.26
5.0.00.0050.0386.25
4.4.90.0050.0154.78
4.4.80.0030.0324.76
4.4.70.0070.0204.75
4.4.60.0050.0194.76
4.4.50.0040.0224.77
4.4.40.0050.0364.71
4.4.30.0050.0214.76
4.4.20.0010.0294.85
4.4.10.0040.0204.85
4.4.00.0040.0284.76
4.3.110.0030.0274.67
4.3.100.0020.0154.66
4.3.90.0030.0164.63
4.3.80.0030.0254.59
4.3.70.0040.0154.63
4.3.60.0040.0154.63
4.3.50.0030.0174.62
4.3.40.0050.0284.54
4.3.30.0040.0203.30
4.3.20.0020.0253.27
4.3.10.0010.0233.24
4.3.00.0000.02015.97

preferences:
34.11 ms | 401 KiB | 5 Q