3v4l.org

run code in 300+ PHP versions simultaneously
<?php $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $max = strlen($characters) - 1; $token = (string) null; for ($i = 0; $i < 1024; $i++) { $token .= $characters[mt_rand(0, $max)]; } var_dump($token);

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)
7.4.00.0050.01414.94
7.3.120.0050.01214.99
7.3.110.0100.00815.02
7.3.100.0060.01014.91
7.3.90.0120.00315.04
7.3.80.0020.01315.06
7.3.70.0030.00914.77
7.3.60.0070.00814.83
7.3.50.0040.00814.75
7.3.40.0040.00814.74
7.3.30.0110.00414.85
7.3.20.0050.00816.69
7.3.10.0060.01016.81
7.3.00.0060.00616.58
7.2.250.0030.01415.16
7.2.240.0100.00715.05
7.2.230.0090.00615.25
7.2.220.0060.01015.18
7.2.210.0030.01215.05
7.2.200.0060.00815.03
7.2.190.0100.00715.12
7.2.180.0130.00215.20
7.2.170.0080.00815.05
7.2.160.0030.00614.86
7.2.150.0070.01016.81
7.2.140.0060.01016.70
7.2.130.0090.00617.04
7.2.120.0040.01117.10
7.2.110.0070.00716.47
7.2.100.0030.01316.98
7.2.90.0070.01016.96
7.2.80.0060.01017.08
7.2.70.0030.01016.94
7.2.60.0080.00416.98
7.2.50.0040.01116.78
7.2.40.0040.01416.64
7.2.30.0070.00717.10
7.2.20.0100.00617.07
7.2.10.0060.00916.55
7.2.00.0050.01218.18
7.1.330.0070.00715.92
7.1.320.0060.00715.83
7.1.310.0070.00915.79
7.1.300.0070.00715.90
7.1.290.0050.01115.87
7.1.280.0120.00315.81
7.1.270.0010.01015.74
7.1.260.0070.00715.50
7.1.250.0030.01215.87
7.1.240.0030.00915.79
7.1.230.0030.01015.79
7.1.220.0110.00315.93
7.1.210.0060.00915.87
7.1.200.0060.00915.63
7.1.190.0080.00815.67
7.1.180.0110.00415.71
7.1.170.0140.00315.79
7.1.160.0100.00715.82
7.1.150.0070.00415.76
7.1.140.0130.00315.75
7.1.130.0110.00415.97
7.1.120.0060.00616.01
7.1.110.0070.00415.62
7.1.100.0040.01415.93
7.1.90.0030.01315.73
7.1.80.0090.00615.87
7.1.70.0060.00516.44
7.1.60.0070.01317.81
7.1.50.0130.00516.45
7.1.40.0030.01015.90
7.1.30.0120.00015.79
7.1.20.0030.01315.89
7.1.10.0130.00315.57
7.1.00.0020.04419.16
7.0.330.0080.00415.32
7.0.320.0040.01415.44
7.0.310.0050.00815.19
7.0.300.0080.00515.20
7.0.290.0040.01115.37
7.0.280.0030.01215.49
7.0.270.0030.01015.52
7.0.260.0040.01115.47
7.0.250.0060.00915.51
7.0.240.0120.00315.23
7.0.230.0040.01115.50
7.0.220.0120.00315.18
7.0.210.0070.00715.34
7.0.200.0050.00616.14
7.0.190.0070.00715.52
7.0.180.0030.01315.50
7.0.170.0130.00315.42
7.0.160.0070.01015.18
7.0.150.0080.00815.37
7.0.140.0040.04218.68
7.0.130.0030.01015.35
7.0.120.0030.01315.59
7.0.110.0040.00715.40
7.0.100.0030.01015.60
7.0.90.0030.01315.35
7.0.80.0060.00615.22
7.0.70.0110.00715.32
7.0.60.0070.03817.58
7.0.50.0040.03416.69
7.0.40.0050.03316.87
7.0.30.0100.04516.78
7.0.20.0120.02716.75
7.0.10.0070.04716.68
7.0.00.0030.02516.73
5.6.400.0000.01114.64
5.6.390.0040.01214.39
5.6.380.0030.01714.61
5.6.370.0060.01014.32
5.6.360.0100.01014.41
5.6.350.0070.01114.52
5.6.340.0090.00914.75
5.6.330.0000.01214.20
5.6.320.0110.00614.55
5.6.310.0030.01414.68
5.6.300.0080.00414.34
5.6.290.0070.01014.71
5.6.280.0070.04217.70
5.6.270.0030.01014.41
5.6.260.0000.01514.52
5.6.250.0070.01014.45
5.6.240.0040.00814.06
5.6.230.0070.00414.42
5.6.220.0040.01514.15
5.6.210.0000.04017.48
5.6.200.0030.04216.40
5.6.190.0030.03917.48
5.6.180.0230.04017.40
5.6.170.0230.03617.26
5.6.160.0050.04717.39
5.6.150.0100.04316.17
5.6.140.0080.03316.34
5.6.130.0020.04516.38
5.6.120.0070.04717.61
5.6.110.0030.02617.64
5.6.100.0070.04017.63
5.6.90.0040.03017.60
5.6.80.0020.02817.47
5.6.70.0080.00314.11
5.6.60.0040.00814.40
5.6.50.0040.00914.31
5.6.40.0060.01214.27
5.6.30.0080.00814.19
5.6.20.0000.01114.53
5.6.10.0000.01814.22
5.6.00.0070.00714.41
5.5.380.0070.00713.87
5.5.370.0160.00613.91
5.5.360.0120.00714.27
5.5.350.0140.04417.46
5.5.340.0110.02616.15
5.5.330.0090.04517.37
5.5.320.0300.03517.30
5.5.310.0280.04317.23
5.5.300.0090.04716.13
5.5.290.0050.04816.09
5.5.280.0060.03317.43
5.5.270.0080.04717.66
5.5.260.0080.05017.66
5.5.250.0090.04617.28
5.5.240.0070.04217.20
5.5.230.0080.00814.25
5.5.220.0130.00814.48
5.5.210.0000.02014.30
5.5.200.0090.00514.50
5.5.190.0100.00514.13
5.5.180.0070.01014.21
5.5.170.0070.00714.13
5.5.160.0040.00814.38
5.5.150.0100.00314.23
5.5.140.0030.01014.21
5.5.130.0000.01414.53
5.5.120.0030.01013.95
5.5.110.0040.01413.82
5.5.100.0100.00614.12
5.5.90.0060.00914.45
5.5.80.0060.00314.35
5.5.70.0030.00914.30
5.5.60.0060.00614.24
5.5.50.0000.01414.24
5.5.40.0030.00814.19
5.5.30.0100.00314.01
5.5.20.0070.01014.07
5.5.10.0070.00714.18
5.5.00.0030.00914.45
5.4.450.0310.02816.70
5.4.440.0180.02216.01
5.4.430.0120.02316.05
5.4.420.0170.02315.94
5.4.410.0200.02715.93
5.4.400.0230.02715.83
5.4.390.0170.02015.66
5.4.380.0150.03815.65
5.4.370.0140.03415.63
5.4.360.0100.03615.62
5.4.350.0250.03915.59
5.4.340.0210.03015.62
5.4.330.0000.01312.54
5.4.320.0060.02112.50
5.4.310.0030.02512.49
5.4.300.0080.01912.49
5.4.290.0040.02312.49
5.4.280.0060.01912.44
5.4.270.0070.01912.44
5.4.260.0020.02612.44
5.4.250.0050.02512.44
5.4.240.0080.02112.44
5.4.230.0040.02212.44
5.4.220.0050.02312.44
5.4.210.0060.02312.44
5.4.200.0060.02212.44
5.4.190.0070.02012.44
5.4.180.0020.02612.44
5.4.170.0080.03012.44
5.4.160.0060.02412.44
5.4.150.0080.02012.44
5.4.140.0040.02312.28
5.4.130.0030.02512.27
5.4.120.0040.02712.25
5.4.110.0040.02912.25
5.4.100.0050.02712.25
5.4.90.0040.03212.25
5.4.80.0040.02412.25
5.4.70.0020.02412.25
5.4.60.0040.02312.25
5.4.50.0040.02412.25
5.4.40.0060.01812.24
5.4.30.0060.01912.24
5.4.20.0030.02212.24
5.4.10.0050.02112.24
5.4.00.0050.02211.99
5.3.290.0070.02412.67
5.3.280.0040.02512.62
5.3.270.0050.02312.63
5.3.260.0040.02812.63
5.3.250.0070.02712.63
5.3.240.0060.03012.63
5.3.230.0050.03212.62
5.3.220.0060.03012.61
5.3.210.0060.03112.61
5.3.200.0050.02912.61
5.3.190.0080.02212.60
5.3.180.0090.01912.60
5.3.170.0030.02512.60
5.3.160.0040.02512.61
5.3.150.0030.02312.60
5.3.140.0040.02312.60
5.3.130.0080.02012.60
5.3.120.0070.02112.60
5.3.110.0040.02712.60
5.3.100.0040.02612.33
5.3.90.0050.02312.31
5.3.80.0060.02312.30
5.3.70.0060.02112.31
5.3.60.0090.01712.30
5.3.50.0050.02312.27
5.3.40.0050.02112.27
5.3.30.0070.01912.24
5.3.20.0050.02112.13
5.3.10.0060.01712.11
5.3.00.0030.02312.11
5.2.170.0070.0299.18
5.2.160.0050.0299.18
5.2.150.0050.0309.18
5.2.140.0040.0329.18
5.2.130.0070.0289.14
5.2.120.0110.0239.14
5.2.110.0070.0279.15
5.2.100.0060.0279.14
5.2.90.0030.0319.14
5.2.80.0070.0289.14
5.2.70.0060.0299.14
5.2.60.0060.0299.09
5.2.50.0060.0299.05
5.2.40.0080.0289.04
5.2.30.0050.0309.02
5.2.20.0030.0329.00
5.2.10.0050.0298.92
5.2.00.0040.0308.78
5.1.60.0030.0258.06
5.1.50.0040.0268.06
5.1.40.0050.0258.04
5.1.30.0040.0288.39
5.1.20.0080.0308.41
5.1.10.0050.0348.14
5.1.00.0070.0388.14
5.0.50.0050.0286.61
5.0.40.0050.0216.47
5.0.30.0040.0356.29
5.0.20.0060.0246.26
5.0.10.0050.0266.23
5.0.00.0060.0386.23
4.4.90.0050.0264.78
4.4.80.0060.0374.76
4.4.70.0030.0244.75
4.4.60.0040.0224.75
4.4.50.0040.0184.77
4.4.40.0020.0284.71
4.4.30.0030.0174.76
4.4.20.0010.0194.85
4.4.10.0040.0154.85
4.4.00.0000.0294.76
4.3.110.0040.0164.67
4.3.100.0020.0184.67
4.3.90.0010.0174.64
4.3.80.0020.0254.58
4.3.70.0020.0164.63
4.3.60.0030.0154.62
4.3.50.0030.0164.63
4.3.40.0050.0234.54
4.3.30.0040.0143.28
4.3.20.0020.0183.26
4.3.10.0040.0183.22
4.3.00.0000.01318.64

preferences:
32.26 ms | 400 KiB | 5 Q