3v4l.org

run code in 300+ PHP versions simultaneously
<?php // tail recursion function foo($n) { if($n == 0) return; return foo($n-1); } $time = microtime(true); foo(10000); echo (microtime(true) - $time) . ' elapsed';

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)
7.4.10.0030.01416.16
7.4.00.0070.01416.48
7.3.130.0080.01216.04
7.3.120.0030.01715.82
7.3.110.0140.00715.88
7.3.100.0080.01116.43
7.3.90.0110.00716.27
7.3.80.0100.00315.60
7.3.70.0110.00715.73
7.3.60.0040.01115.91
7.3.50.0040.01215.71
7.3.40.0070.01115.70
7.3.30.0070.01015.77
7.3.20.0070.01016.76
7.3.10.0060.00816.61
7.3.00.0050.01016.47
7.2.260.0090.00916.19
7.2.250.0060.00915.98
7.2.240.0070.01016.35
7.2.230.0150.00416.34
7.2.220.0070.00716.51
7.2.210.0070.01016.07
7.2.200.0160.00316.45
7.2.190.0090.00616.15
7.2.180.0070.01016.14
7.2.170.0100.00616.10
7.2.160.0030.01016.18
7.2.150.0070.01016.71
7.2.140.0040.01116.48
7.2.130.0020.01216.75
7.2.120.0050.00916.88
7.2.110.0030.01116.82
7.2.100.0080.00616.91
7.2.90.0040.00916.81
7.2.80.0140.00216.83
7.2.70.0050.00816.87
7.2.60.0070.00816.70
7.2.50.0070.00916.72
7.2.40.0100.00816.91
7.2.30.0050.01316.88
7.2.20.0080.00716.87
7.2.10.0050.01116.96
7.2.00.0060.00817.73
7.1.330.0130.00315.61
7.1.320.0080.00815.73
7.1.310.0060.01015.70
7.1.300.0030.00715.30
7.1.290.0030.01315.38
7.1.280.0060.00615.46
7.1.270.0040.01115.22
7.1.260.0030.01015.15
7.1.250.0080.00615.60
7.1.240.0080.00815.67
7.1.230.0030.01115.28
7.1.220.0060.00615.43
7.1.210.0060.00915.61
7.1.200.0060.01015.53
7.1.190.0040.01115.25
7.1.180.0030.00715.45
7.1.170.0040.01115.48
7.1.160.0060.00315.52
7.1.150.0030.00915.84
7.1.140.0040.00915.43
7.1.130.0030.01215.28
7.1.120.0030.00915.44
7.1.110.0030.01315.71
7.1.100.0060.00915.64
7.1.90.0030.01015.64
7.1.80.0000.01015.72
7.1.70.0020.01016.21
7.1.60.0090.01117.41
7.1.50.0020.01316.18
7.1.40.0060.01315.75
7.1.30.0060.00615.45
7.1.20.0030.00615.08
7.1.10.0040.01415.45
7.1.00.0030.04119.06
7.0.330.0070.00717.05
7.0.320.0090.00617.23
7.0.310.0060.00917.32
7.0.300.0000.01217.51
7.0.290.0030.01017.03
7.0.280.0030.01317.09
7.0.270.0070.00717.31
7.0.260.0030.01017.30
7.0.250.0140.00017.24
7.0.240.0030.01317.46
7.0.230.0090.00617.14
7.0.220.0070.00717.24
7.0.210.0090.00616.96
7.0.200.0050.00917.99
7.0.190.0070.01017.14
7.0.180.0070.00317.55
7.0.170.0100.00617.31
7.0.160.0090.00917.01
7.0.150.0030.01017.50
7.0.140.0040.04020.62
7.0.130.0060.01217.04
7.0.120.0030.01316.95
7.0.110.0040.00817.28
7.0.100.0070.01117.08
7.0.90.0070.01016.87
7.0.80.0040.01217.25
7.0.70.0040.04620.41
7.0.60.0040.04520.53
7.0.50.0120.04020.68
7.0.40.0040.04516.64
7.0.30.0050.04216.77
7.0.20.0050.02816.64
7.0.10.0080.04316.61
7.0.00.0020.04516.71
5.6.400.0110.00717.29
5.6.390.0130.00617.32
5.6.380.0070.01017.19
5.6.370.0120.00617.13
5.6.360.0070.01417.31
5.6.350.0030.01217.31
5.6.340.0070.00717.09
5.6.330.0070.01317.10
5.6.320.0190.00017.38
5.6.310.0040.01816.84
5.6.300.0030.00917.26
5.6.290.0130.00717.23
5.6.280.0040.04620.55
5.6.270.0070.01417.10
5.6.260.0110.00716.89
5.6.250.0110.00417.69
5.6.240.0070.01117.46
5.6.230.0000.01717.40
5.6.220.0090.04520.27
5.6.210.0110.04620.39
5.6.200.0080.04620.63
5.6.190.0070.03020.50
5.6.180.0020.04620.62
5.6.170.0090.04720.64
5.6.160.0100.04320.59
5.6.150.0100.03820.73
5.6.140.0050.04720.60
5.6.130.0090.04020.65
5.6.120.0120.04220.66
5.6.110.0100.04120.72
5.6.100.0020.04020.57
5.6.90.0030.03620.82
5.6.80.0110.03220.28
5.6.70.0090.03220.28
5.6.60.0070.04520.35
5.6.50.0050.04320.35
5.6.40.0150.03820.20
5.6.30.0050.04320.45
5.6.20.0080.03820.34
5.6.10.0070.04420.23
5.6.00.0000.05420.36
5.5.380.0100.01017.13
5.5.370.0070.00717.06
5.5.360.0050.04120.44
5.5.350.0070.04820.43
5.5.340.0140.03820.45
5.5.330.0080.03220.58
5.5.320.0100.04520.55
5.5.310.0060.04820.71
5.5.300.0090.03920.69
5.5.290.0070.04520.70
5.5.280.0030.05320.62
5.5.270.0050.05020.69
5.5.260.0070.03720.62
5.5.250.0030.02820.52
5.5.240.0050.04120.17
5.5.230.0050.03120.21
5.5.220.0050.03020.35
5.5.210.0060.03420.09
5.5.200.0080.04420.14
5.5.190.0050.04220.28
5.5.180.0080.04020.35
5.5.170.0070.01317.01
5.5.160.0080.04420.14
5.5.150.0100.03620.08
5.5.140.0050.04520.01
5.5.130.0100.04319.85
5.5.120.0140.03720.07
5.5.110.0160.04020.10
5.5.100.0070.04820.29
5.5.90.0090.04220.12
5.5.80.0090.04420.06
5.5.70.0110.04220.13
5.5.60.0050.04920.11
5.5.50.0090.04520.28
5.5.40.0140.03720.01
5.5.30.0060.04320.21
5.5.20.0030.04520.25
5.5.10.0120.04020.01
5.5.00.0080.04820.15
5.4.450.0050.03118.24
5.4.440.0070.04118.30
5.4.430.0020.04818.16
5.4.420.0060.04618.18
5.4.410.0050.04318.18
5.4.400.0030.02417.97
5.4.390.0040.04418.01
5.4.380.0040.03217.96
5.4.370.0070.04317.90
5.4.360.0080.02518.02
5.4.350.0020.03518.13
5.4.340.0070.04617.83
5.4.330.0030.01613.86
5.4.320.0030.04317.94
5.4.310.0090.04118.01
5.4.300.0050.03918.13
5.4.290.0030.04517.96
5.4.280.0030.04918.03
5.4.270.0080.04318.02
5.4.260.0090.03918.12
5.4.250.0070.03117.94
5.4.240.0010.04918.10
5.4.230.0050.04617.82
5.4.220.0070.04518.07
5.4.210.0020.04318.09
5.4.200.0030.04318.07
5.4.190.0050.03918.14
5.4.180.0040.04918.14
5.4.170.0060.04118.08
5.4.160.0030.04918.00
5.4.150.0130.03618.00
5.4.140.0020.04616.73
5.4.130.0080.04016.50
5.4.120.0030.03816.66
5.4.110.0060.03916.75
5.4.100.0050.04816.62
5.4.90.0090.03816.68
5.4.80.0030.04716.84
5.4.70.0070.04016.61
5.4.60.0050.03816.77
5.4.50.0070.04016.68
5.4.40.0050.04016.71
5.4.30.0100.03816.71
5.4.20.0120.03516.54
5.4.10.0020.04616.71
5.4.00.0060.04216.41
5.3.290.0100.07717.81
5.3.280.0070.07717.70
5.3.270.0000.06317.71
5.3.260.0030.07717.71
5.3.250.0070.07717.90
5.3.240.0100.07317.76
5.3.230.0030.08017.80
5.3.220.0030.08017.74
5.3.210.0030.07717.72
5.3.200.0000.08017.71
5.3.190.0000.08017.84
5.3.180.0000.08317.68
5.3.170.0030.07317.81
5.3.160.0030.07717.71
5.3.150.0000.08017.74
5.3.140.0030.07017.84
5.3.130.0100.07717.84
5.3.120.0000.08317.73
5.3.110.0100.07317.70
5.3.100.0000.07317.25
5.3.90.0070.08017.27
5.3.80.0100.06317.25
5.3.70.0000.07317.20
5.3.60.0070.07717.12
5.3.50.0070.06317.14
5.3.40.0100.06017.12
5.3.30.0000.06317.15
5.3.20.0130.06016.72
5.3.10.0030.07316.71
5.3.00.0070.07316.86
5.2.170.0030.04319.29
5.2.160.0070.05719.38
5.2.150.0030.07019.21
5.2.140.0070.05319.18
5.2.130.0070.03319.17
5.2.120.0030.06719.35
5.2.110.0070.06019.27
5.2.100.0030.07019.17
5.2.90.0100.06719.24
5.2.80.0070.06319.32
5.2.70.0100.06319.32
5.2.60.0070.06719.27
5.2.50.0070.07019.33
5.2.40.0070.07019.17
5.2.30.0070.07319.23
5.2.20.0100.06719.28
5.2.10.0100.05318.43
5.2.00.0100.06318.89
5.1.60.0070.07018.99
5.1.50.0070.06318.87
5.1.40.0100.05718.72
5.1.30.0000.07019.06
5.1.20.0100.06019.10
5.1.10.0030.06718.95
5.1.00.0070.06019.05
5.0.50.0070.06017.59
5.0.40.0030.05717.31
5.0.30.0070.07317.40
5.0.20.0130.04317.34
5.0.10.0000.05317.29
5.0.00.0030.08017.32
4.4.90.0130.03014.98
4.4.80.0070.03314.87
4.4.70.0100.03314.96
4.4.60.0030.04014.89
4.4.50.0100.03714.95
4.4.40.0130.05314.89
4.4.30.0130.03014.90
4.4.20.0100.03014.98
4.4.10.0070.03714.95
4.4.00.0100.05014.85
4.3.110.0170.03316.77
4.3.100.0070.03716.60
4.3.90.0030.04716.50
4.3.80.0070.06321.15
4.3.70.0070.03016.55
4.3.60.0100.03716.57
4.3.50.0070.04016.50
4.3.40.0070.06017.10
4.3.30.0100.03316.00
4.3.20.0070.03713.44
4.3.10.0070.04715.82
4.3.00.0000.04015.93

preferences:
33.98 ms | 400 KiB | 5 Q