3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr(md5(mt_rand()),0,20);

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)
7.4.10.0060.01014.49
7.4.00.0130.00614.95
7.3.130.0030.01414.93
7.3.120.0100.00714.89
7.3.110.0040.01414.57
7.3.100.0030.00614.32
7.3.90.0040.01114.40
7.3.80.0030.01014.78
7.3.70.0070.01114.69
7.3.60.0070.00714.62
7.3.50.0090.00314.55
7.3.40.0070.00714.61
7.3.30.0000.01014.67
7.3.20.0090.00616.57
7.3.10.0100.00316.60
7.3.00.0030.01216.65
7.2.260.0100.01014.72
7.2.250.0030.01614.73
7.2.240.0140.00415.05
7.2.230.0040.01114.96
7.2.220.0100.00314.68
7.2.210.0030.00614.60
7.2.200.0070.00714.78
7.2.190.0070.01014.80
7.2.180.0000.01514.73
7.2.170.0070.00714.72
7.2.160.0040.01414.59
7.2.150.0040.01216.77
7.2.140.0090.00616.66
7.2.130.0040.01116.82
7.2.120.0100.00316.61
7.2.110.0030.00616.82
7.2.100.0090.00616.83
7.2.90.0060.00616.70
7.2.80.0060.00316.62
7.2.70.0030.01316.79
7.2.60.0070.01016.62
7.2.50.0080.00316.41
7.2.40.0030.01216.49
7.2.30.0040.00716.79
7.2.20.0070.00716.89
7.2.10.0070.00716.64
7.2.00.0080.00817.89
7.1.330.0070.01115.55
7.1.320.0090.00615.51
7.1.310.0070.00315.69
7.1.300.0110.00415.71
7.1.290.0000.01515.62
7.1.280.0060.00915.26
7.1.270.0090.00615.61
7.1.260.0070.00715.44
7.1.250.0100.00315.61
7.1.240.0160.00015.61
7.1.230.0070.00715.70
7.1.220.0100.00015.18
7.1.210.0040.01115.69
7.1.200.0070.00415.70
7.1.190.0030.01015.35
7.1.180.0100.00315.46
7.1.170.0030.00915.68
7.1.160.0030.01015.34
7.1.150.0060.00915.68
7.1.140.0110.00415.60
7.1.130.0030.01015.55
7.1.120.0060.00615.70
7.1.110.0060.00615.46
7.1.100.0080.00815.56
7.1.90.0090.00615.54
7.1.80.0030.01015.58
7.1.70.0020.01116.19
7.1.60.0050.01117.41
7.1.50.0030.01316.23
7.1.40.0030.01015.58
7.1.30.0000.01415.56
7.1.20.0040.00415.35
7.1.10.0030.00715.44
7.1.00.0020.04419.10
7.0.330.0070.00414.99
7.0.320.0000.01015.06
7.0.310.0090.00615.14
7.0.300.0080.00415.23
7.0.290.0100.00615.01
7.0.280.0030.01315.07
7.0.270.0070.00815.16
7.0.260.0070.00715.31
7.0.250.0050.00515.10
7.0.240.0070.00715.28
7.0.230.0060.00315.27
7.0.220.0040.01115.14
7.0.210.0030.01315.27
7.0.200.0000.00915.99
7.0.190.0120.00015.00
7.0.180.0080.00014.91
7.0.170.0110.00415.15
7.0.160.0030.00915.28
7.0.150.0070.00714.96
7.0.140.0040.04118.54
7.0.130.0070.00715.13
7.0.120.0030.01015.14
7.0.110.0040.00815.01
7.0.100.0030.01215.02
7.0.90.0070.01015.30
7.0.80.0030.01015.21
7.0.70.0000.01315.27
7.0.60.0110.04317.50
7.0.50.0020.02516.59
7.0.40.0070.03216.68
7.0.30.0220.01716.66
7.0.20.0180.04216.69
7.0.10.0060.04816.72
7.0.00.0120.03816.82
5.6.400.0120.00314.20
5.6.390.0040.01114.05
5.6.380.0030.01013.66
5.6.370.0150.00014.21
5.6.360.0030.01014.45
5.6.350.0040.01214.35
5.6.340.0060.00913.89
5.6.330.0070.01114.25
5.6.320.0060.00614.33
5.6.310.0030.00914.13
5.6.300.0040.00714.07
5.6.290.0030.00714.21
5.6.280.0050.04117.38
5.6.270.0000.00914.36
5.6.260.0030.00914.21
5.6.250.0130.00314.02
5.6.240.0040.01114.26
5.6.230.0030.01013.96
5.6.220.0100.00314.12
5.6.210.0090.02717.13
5.6.200.0020.02716.27
5.6.190.0050.02517.33
5.6.180.0230.02617.19
5.6.170.0160.02317.46
5.6.160.0080.03317.41
5.6.150.0050.04316.16
5.6.140.0130.04016.23
5.6.130.0100.03816.22
5.6.120.0060.04817.51
5.6.110.0100.04117.59
5.6.100.0080.04617.57
5.6.90.0100.03117.69
5.6.80.0060.02317.21
5.6.70.0040.01114.03
5.6.60.0070.00713.96
5.6.50.0100.00714.19
5.6.40.0090.00613.70
5.6.30.0080.00414.21
5.6.20.0030.01313.75
5.6.10.0100.00413.95
5.6.00.0040.00814.30
5.5.380.0030.00913.75
5.5.370.0080.00813.68
5.5.360.0000.01013.63
5.5.350.0110.04517.08
5.5.340.0050.04516.02
5.5.330.0130.02217.07
5.5.320.0180.04017.06
5.5.310.0130.02916.81
5.5.300.0050.02415.77
5.5.290.0030.02715.89
5.5.280.0030.04817.26
5.5.270.0100.05517.21
5.5.260.0050.02517.38
5.5.250.0100.04217.19
5.5.240.0090.04717.18
5.5.230.0100.00013.93
5.5.220.0070.00713.78
5.5.210.0090.00313.80
5.5.200.0030.00613.73
5.5.190.0030.01213.53
5.5.180.0100.00713.99
5.5.170.0040.00814.02
5.5.160.0000.01714.02
5.5.150.0090.00613.77
5.5.140.0040.01213.85
5.5.130.0060.00313.78
5.5.120.0040.01114.08
5.5.110.0080.00014.07
5.5.100.0030.01313.52
5.5.90.0030.00913.80
5.5.80.0030.00913.43
5.5.70.0000.00813.86
5.5.60.0050.00513.80
5.5.50.0040.01213.93
5.5.40.0100.00613.96
5.5.30.0000.01413.82
5.5.20.0070.00713.84
5.5.10.0040.01414.18
5.5.00.0070.00714.04
5.4.450.0080.02514.85
5.4.440.0120.03214.85
5.4.430.0070.03514.94
5.4.420.0200.02215.00
5.4.410.0180.03015.14
5.4.400.0110.02614.70
5.4.390.0150.02014.90
5.4.380.0150.01814.71
5.4.370.0180.02014.68
5.4.360.0150.02314.94
5.4.350.0140.02614.94
5.4.340.0150.02314.84
5.4.330.0050.00310.74
5.4.320.0250.02514.80
5.4.310.0180.03415.11
5.4.300.0110.02014.96
5.4.290.0140.02314.70
5.4.280.0130.02514.82
5.4.270.0180.02414.62
5.4.260.0120.02214.71
5.4.250.0150.02414.79
5.4.240.0140.02414.81
5.4.230.0070.02114.87
5.4.220.0170.02414.86
5.4.210.0120.02214.78
5.4.200.0150.02014.73
5.4.190.0140.02215.03
5.4.180.0140.04014.92
5.4.170.0220.02714.72
5.4.160.0120.04014.83
5.4.150.0230.03714.87
5.4.140.0170.02513.51
5.4.130.0150.03613.56
5.4.120.0130.03513.38
5.4.110.0130.03113.56
5.4.100.0230.03113.59
5.4.90.0150.03213.54
5.4.80.0120.03313.65
5.4.70.0130.02413.52
5.4.60.0100.02813.61
5.4.50.0150.03713.62
5.4.40.0140.03513.43
5.4.30.0090.03713.50
5.4.20.0220.03413.53
5.4.10.0250.03013.55
5.4.00.0100.04213.17
5.3.290.0200.07714.61
5.3.280.0230.04314.60
5.3.270.0230.06714.70
5.3.260.0270.06014.51
5.3.250.0170.07714.48
5.3.240.0230.04014.54
5.3.230.0170.04714.61
5.3.220.0170.03714.43
5.3.210.0300.05014.43
5.3.200.0200.05014.51
5.3.190.0130.05014.50
5.3.180.0200.06314.61
5.3.170.0230.07014.50
5.3.160.0130.04014.41
5.3.150.0200.03314.46
5.3.140.0130.03714.50
5.3.130.0270.05314.39
5.3.120.0170.04714.38
5.3.110.0200.03714.38
5.3.100.0170.03713.96
5.3.90.0270.05713.81
5.3.80.0270.07013.84
5.3.70.0270.05313.98
5.3.60.0270.06713.84
5.3.50.0270.02714.05
5.3.40.0200.03713.79
5.3.30.0200.06713.70
5.3.20.0230.07013.64
5.3.10.0200.04313.52
5.3.00.0230.07313.43
5.2.170.0170.05011.16
5.2.160.0200.03010.98
5.2.150.0230.05711.04
5.2.140.0170.05711.21
5.2.130.0200.04311.00
5.2.120.0170.05311.00
5.2.110.0230.03310.96
5.2.100.0170.06011.04
5.2.90.0170.04011.12
5.2.80.0170.03711.03
5.2.70.0170.03711.14
5.2.60.0170.05311.12
5.2.50.0230.04710.87
5.2.40.0130.05310.89
5.2.30.0170.06310.90
5.2.20.0200.05010.91
5.2.10.0170.05010.77
5.2.00.0170.05710.67
5.1.60.0400.04710.06
5.1.50.0130.0239.91
5.1.40.0100.0379.86
5.1.30.0100.06310.23
5.1.20.0100.03710.24
5.1.10.0070.0539.98
5.1.00.0130.0539.98
5.0.50.0030.0338.66
5.0.40.0170.0238.33
5.0.30.0070.0508.43
5.0.20.0100.0408.13
5.0.10.0200.0308.14
5.0.00.0270.0578.20
4.4.90.0100.0137.62
4.4.80.0200.0207.62
4.4.70.0130.0137.62
4.4.60.0070.0207.62
4.4.50.0100.0307.62
4.4.40.0030.0677.62
4.4.30.0070.0277.62
4.4.20.0100.0277.62
4.4.10.0030.0307.62
4.4.00.0200.0437.62
4.3.110.0070.0137.62
4.3.100.0230.0207.62
4.3.90.0030.0177.62
4.3.80.0100.0537.62
4.3.70.0070.0177.62
4.3.60.0030.0277.62
4.3.50.0070.0177.62
4.3.40.0030.0237.62
4.3.30.0030.0177.62
4.3.20.0000.0177.62
4.3.10.0000.0207.62
4.3.00.0030.0137.62

preferences:
30.76 ms | 401 KiB | 5 Q