3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($req, $opt = null, ...$params) { printf('$req: %d; $opt: %d; number of params: %d'."\n", $req, $opt, count($params)); $rr = '121245121245612121646212'; for ($i = 0; $i<2000; $i++) { $f = str_replace('12','', $rr); if($i%20 ===0 ) { echo $f; } } } f(1); f(1, 2); f(1, 2, 3); f(1, 2, 3, 4); f(1, 2, 3, 4, 5,6,7,8,9,10); ?>

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)
8.3.60.0070.01418.43
8.3.50.0070.01622.00
8.3.40.0070.01318.85
8.3.30.0070.01419.23
8.3.20.0060.00320.16
8.3.10.0000.01023.48
8.3.00.0030.00720.79
8.2.180.0070.01716.50
8.2.170.0110.01822.96
8.2.160.0160.00620.50
8.2.150.0030.00724.18
8.2.140.0030.00724.66
8.2.130.0110.00026.16
8.2.120.0070.00419.38
8.2.110.0100.00322.16
8.2.100.0000.01517.91
8.2.90.0040.00719.07
8.2.80.0040.00717.97
8.2.70.0130.00317.50
8.2.60.0080.00817.68
8.2.50.0060.00618.07
8.2.40.0080.00419.82
8.2.30.0030.00718.26
8.2.20.0000.01317.76
8.2.10.0070.00418.12
8.2.00.0000.01119.51
8.1.280.0130.00725.92
8.1.270.0000.01223.84
8.1.260.0030.00726.35
8.1.250.0080.00328.09
8.1.240.0060.00623.97
8.1.230.0000.01519.14
8.1.220.0040.00717.75
8.1.210.0000.01218.77
8.1.200.0060.00617.35
8.1.190.0080.00317.23
8.1.180.0030.00818.10
8.1.170.0060.00618.71
8.1.160.0030.00721.93
8.1.150.0000.01118.57
8.1.140.0000.01017.51
8.1.130.0060.00617.90
8.1.120.0070.00417.50
8.1.110.0110.00017.43
8.1.100.0110.00017.45
8.1.90.0070.00317.44
8.1.80.0000.01217.38
8.1.70.0030.00717.46
8.1.60.0040.00717.50
8.1.50.0070.00417.56
8.1.40.0040.00717.50
8.1.30.0040.00717.64
8.1.20.0040.00817.65
8.1.10.0080.00317.59
8.1.00.0070.00417.52
8.0.300.0060.00318.77
8.0.290.0070.00416.75
8.0.280.0090.00318.51
8.0.270.0050.00517.27
8.0.260.0090.00017.27
8.0.250.0040.00817.01
8.0.240.0030.01016.84
8.0.230.0080.00316.91
8.0.220.0000.01116.90
8.0.210.0000.01016.79
8.0.200.0040.00716.98
8.0.190.0040.00716.94
8.0.180.0070.00316.93
8.0.170.0030.00916.84
8.0.160.0000.01116.98
8.0.150.0030.00716.93
8.0.140.0040.00716.76
8.0.130.0060.00313.37
8.0.120.0070.00416.85
8.0.110.0110.00016.90
8.0.100.0000.01016.77
8.0.90.0000.01116.86
8.0.80.0070.01416.90
8.0.70.0060.00616.79
8.0.60.0060.00616.76
8.0.50.0040.00816.86
8.0.30.0100.01716.97
8.0.20.0130.01117.40
8.0.10.0060.00617.13
8.0.00.0130.01316.96
7.4.330.0000.00815.14
7.4.320.0030.00616.63
7.4.300.0040.00716.57
7.4.290.0030.00716.52
7.4.280.0000.01016.51
7.4.270.0110.00016.60
7.4.260.0030.00716.54
7.4.250.0050.00516.61
7.4.240.0050.00516.56
7.4.230.0070.00416.70
7.4.220.0110.01116.64
7.4.210.0060.01316.62
7.4.200.0080.00316.51
7.4.160.0130.01016.66
7.4.150.0120.01317.40
7.4.140.0110.02117.86
7.4.130.0080.01616.58
7.4.120.0100.01816.53
7.4.110.0160.01916.53
7.4.100.0160.01616.45
7.4.90.0140.01116.33
7.4.80.0040.02219.39
7.4.70.0090.01516.55
7.4.60.0080.01816.39
7.4.50.0030.01016.43
7.4.40.0240.00716.50
7.4.30.0130.01016.41
7.4.10.0090.01914.62
7.4.00.0100.01514.87
7.3.330.0030.00713.32
7.3.320.0050.00313.32
7.3.310.0060.00616.13
7.3.300.0030.00716.19
7.3.290.0130.00716.23
7.3.280.0100.01516.30
7.3.270.0110.01217.40
7.3.260.0150.01116.43
7.3.250.0130.01216.42
7.3.240.0090.01416.50
7.3.230.0140.01116.63
7.3.210.0210.00916.50
7.3.200.0080.01819.39
7.3.190.0070.02016.71
7.3.180.0120.00916.67
7.3.170.0110.01316.46
7.3.160.0100.01316.39
7.3.130.0030.01914.67
7.3.120.0050.01814.78
7.3.110.0040.02214.80
7.3.100.0100.01315.02
7.3.90.0040.01814.83
7.3.80.0030.02014.96
7.3.70.0040.01814.54
7.3.60.0090.01214.89
7.3.50.0030.02114.57
7.3.40.0070.01014.76
7.3.30.0130.00714.55
7.3.20.0000.02316.39
7.3.10.0100.01316.70
7.3.00.0100.01316.71
7.2.330.0190.00716.65
7.2.320.0150.01716.81
7.2.310.0130.01316.85
7.2.300.0040.02016.64
7.2.290.0090.01616.75
7.2.260.0070.02015.08
7.2.250.0060.01915.04
7.2.240.0070.01515.29
7.2.230.0100.01415.20
7.2.220.0100.01315.16
7.2.210.0070.01715.38
7.2.200.0120.00615.05
7.2.190.0030.02214.96
7.2.180.0110.01115.14
7.2.170.0060.01614.92
7.2.160.0070.01715.16
7.2.150.0030.02017.02
7.2.140.0100.01016.68
7.2.130.0070.01716.92
7.2.120.0070.01616.96
7.2.110.0060.01316.96
7.2.100.0060.01617.00
7.2.90.0130.01016.99
7.2.80.0030.01616.80
7.2.70.0040.01916.95
7.2.60.0060.01616.79
7.2.50.0070.01616.63
7.2.40.0070.01416.88
7.2.30.0110.01116.77
7.2.20.0040.01817.06
7.2.10.0030.02016.71
7.2.00.0090.01318.19
7.1.330.0060.01615.86
7.1.320.0060.01315.85
7.1.310.0070.01415.71
7.1.300.0000.02415.77
7.1.290.0060.01815.99
7.1.280.0030.01715.78
7.1.270.0100.01415.60
7.1.260.0100.00715.84
7.1.250.0090.01515.77
7.1.240.0040.01815.90
7.1.230.0030.01415.80
7.1.220.0060.01215.98
7.1.210.0050.01715.89
7.1.200.0000.02415.73
7.1.190.0100.01015.77
7.1.180.0030.02115.97
7.1.170.0100.01015.71
7.1.160.0060.01015.56
7.1.150.0000.02215.93
7.1.140.0060.01615.70
7.1.130.0030.01715.82
7.1.120.0030.01215.75
7.1.110.0070.02015.82
7.1.100.0120.01516.92
7.1.90.0030.01615.83
7.1.80.0030.01415.96
7.1.70.0040.01316.49
7.1.60.0090.01717.85
7.1.50.0160.01425.27
7.1.40.0070.01315.79
7.1.30.0060.01515.69
7.1.20.0100.01015.68
7.1.10.0000.01915.55
7.1.00.0030.04819.04
7.0.330.0070.01615.54
7.0.320.0060.01515.44
7.0.310.0080.00815.45
7.0.300.0070.01415.14
7.0.290.0000.02115.46
7.0.280.0120.00915.42
7.0.270.0070.01415.46
7.0.260.0000.01615.41
7.0.250.0030.02215.30
7.0.240.0030.01915.30
7.0.230.0090.00615.33
7.0.220.0060.01415.26
7.0.210.0060.01315.18
7.0.200.0040.01415.95
7.0.190.0030.01715.41
7.0.180.0060.01315.53
7.0.170.0080.00815.68
7.0.160.0030.01315.23
7.0.150.0030.01915.22
7.0.140.0100.04318.81
7.0.130.0030.01915.25
7.0.120.0090.01515.37
7.0.110.0000.01515.38
7.0.100.0080.02717.77
7.0.90.0030.03017.67
7.0.80.0060.02917.69
7.0.70.0130.02917.62
7.0.60.0070.02417.51
7.0.50.0080.02518.01
7.0.40.0100.02316.86
7.0.30.0020.03516.75
7.0.20.0100.04316.81
7.0.10.0050.03016.81
7.0.00.0080.04516.65
5.6.400.0070.01014.20
5.6.390.0060.01614.53
5.6.380.0110.00714.28
5.6.370.0100.01314.29
5.6.360.0030.01614.56
5.6.350.0060.01214.65
5.6.340.0000.02214.46
5.6.330.0120.00914.54
5.6.320.0030.01914.57
5.6.310.0070.01014.24
5.6.300.0100.01314.60
5.6.290.0040.01514.32
5.6.280.0050.04917.70
5.6.270.0070.01614.18
5.6.260.0100.01014.29
5.6.250.0030.03517.65
5.6.240.0080.02917.40
5.6.230.0050.04517.60
5.6.220.0100.02617.46
5.6.210.0080.02517.40
5.6.200.0050.02317.83
5.6.190.0050.03317.66
5.6.180.0080.04517.74
5.6.170.0100.04317.70
5.6.160.0190.04117.68
5.6.150.0100.04617.67
5.6.140.0100.04717.73
5.6.130.0070.05517.74
5.6.120.0080.04817.65
5.6.110.0080.03517.56
5.6.100.0070.04417.66
5.6.90.0130.03017.66
5.6.80.0070.04317.34
5.6.70.0100.04917.41
5.6.60.0070.04817.45
5.6.50.0100.04817.36
5.6.40.0020.05217.36
5.6.30.0130.04217.43
5.6.20.0080.04717.36
5.6.10.0030.05317.45
5.6.00.0050.04217.25
5.5.380.0050.02217.18
5.5.370.0060.02317.16
5.5.360.0050.02217.05
5.5.350.0020.02117.26
5.5.340.0050.02317.28
5.5.330.0070.01917.33
5.5.320.0020.03717.51
5.5.310.0040.02217.52
5.5.300.0100.04017.52
5.5.290.0070.04217.44
5.5.280.0080.04017.57
5.5.270.0090.02717.36
5.5.260.0020.03117.54
5.5.250.0140.03617.37
5.5.240.0040.04617.05
5.5.230.0080.03617.17
5.5.220.0090.03817.02
5.5.210.0110.03017.04
5.5.200.0020.03917.09
5.5.190.0010.03017.07
5.5.180.0040.03717.12
5.5.170.0030.00914.04
5.5.160.0020.02516.76
5.5.150.0100.04217.15
5.5.140.0040.04917.21
5.5.130.0070.03317.13
5.5.120.0060.04317.05
5.5.110.0050.04316.99
5.5.100.0120.03717.12
5.5.90.0100.03717.12
5.5.80.0080.04216.88
5.5.70.0020.02717.09
5.5.60.0050.03517.02
5.5.50.0020.03316.99
5.5.40.0080.02516.91
5.5.30.0060.04017.14
5.5.20.0070.03216.96
5.5.10.0080.03516.95
5.5.00.0070.03716.77
5.4.450.0070.03716.08
5.4.440.0060.02716.06
5.4.430.0050.03516.08
5.4.420.0030.04316.03
5.4.410.0200.02815.96
5.4.400.0080.03615.97
5.4.390.0060.03515.80
5.4.380.0080.03715.87
5.4.370.0060.03515.82
5.4.360.0080.03715.82
5.4.350.0050.04015.79
5.4.340.0100.03515.87
5.4.330.0030.00612.70
5.4.320.0020.02615.78
5.4.310.0100.01815.92
5.4.300.0060.04115.96
5.4.290.0060.03915.95
5.4.280.0070.03615.89
5.4.270.0050.02815.80
5.4.260.0050.02415.92
5.4.250.0030.04115.93
5.4.240.0080.02015.87
5.4.230.0050.03515.86
5.4.220.0070.02215.91
5.4.210.0050.03715.91
5.4.200.0030.04215.84
5.4.190.0050.03815.86
5.4.180.0070.04015.96
5.4.170.0100.03415.89
5.4.160.0080.03115.90
5.4.150.0050.02215.86
5.4.140.0100.02114.55
5.4.130.0020.04014.55
5.4.120.0060.03514.56
5.4.110.0070.03714.61
5.4.100.0070.03314.54
5.4.90.0060.03614.59
5.4.80.0060.02014.60
5.4.70.0050.04114.56
5.4.60.0050.04014.55
5.4.50.0040.04014.57
5.4.40.0050.02514.58
5.4.30.0100.03214.51
5.4.20.0100.03314.56
5.4.10.0020.04414.55
5.4.00.0030.04114.25
5.3.290.0030.03613.64
5.3.280.0050.03813.65
5.3.270.0020.02913.68
5.3.260.0080.03513.69
5.3.250.0050.04013.65
5.3.240.0070.04213.62
5.3.230.0070.03413.68
5.3.220.0050.04113.69
5.3.210.0020.03213.62
5.3.200.0030.02113.69
5.3.190.0080.02313.64
5.3.180.0080.03613.62
5.3.170.0030.04013.60
5.3.160.0080.04013.66
5.3.150.0020.04213.63
5.3.140.0020.03513.62
5.3.130.0100.03513.64
5.3.120.0060.03413.62
5.3.110.0020.04313.69
5.3.100.0070.04013.40
5.3.90.0050.03513.33
5.3.80.0080.03813.42
5.3.70.0050.04213.38
5.3.60.0040.03113.38
5.3.50.0030.03313.35
5.3.40.0050.04213.35
5.3.30.0070.03613.36
5.3.20.0080.02713.20
5.3.10.0030.02813.12
5.3.00.0080.02113.23
5.2.170.0070.06311.07
5.2.160.0070.06011.20
5.2.150.0100.05011.17
5.2.140.0070.04011.05
5.2.130.0100.05011.22
5.2.120.0070.05711.21
5.2.110.0070.05311.11
5.2.100.0070.06011.15
5.2.90.0100.03711.12
5.2.80.0030.03010.96
5.2.70.0070.05011.03
5.2.60.0030.03010.96
5.2.50.0070.04711.13
5.2.40.0070.05011.11
5.2.30.0070.04711.11
5.2.20.0070.02310.92
5.2.10.0100.04010.82
5.2.00.0000.06310.64
5.1.60.0130.04310.11
5.1.50.0070.0479.83
5.1.40.0000.0409.98
5.1.30.0070.06010.26
5.1.20.0070.04710.36
5.1.10.0000.03310.07
5.1.00.0100.0479.91
5.0.50.0030.0438.64
5.0.40.0070.0208.47
5.0.30.0030.0508.22
5.0.20.0030.0378.32
5.0.10.0030.0338.28
5.0.00.0100.0578.24
4.4.90.0000.0178.04
4.4.80.0000.0208.04
4.4.70.0000.0378.04
4.4.60.0030.0238.04
4.4.50.0000.0378.04
4.4.40.0030.0508.04
4.4.30.0030.0338.04
4.4.20.0100.0208.04
4.4.10.0030.0338.04
4.4.00.0030.0278.04
4.3.110.0100.0278.04
4.3.100.0030.0178.04
4.3.90.0000.0278.04
4.3.80.0000.0578.04
4.3.70.0000.0278.04
4.3.60.0000.0378.04
4.3.50.0030.0278.04
4.3.40.0030.0508.04
4.3.30.0030.0338.04
4.3.20.0000.0378.04
4.3.10.0000.0378.04
4.3.00.0030.0308.04

preferences:
39.19 ms | 400 KiB | 5 Q