3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test() {echo "THIS SHOULD NOT BE SEEN!!\n";} function ryat($a) {var_dump($a);} $str = "\', test(), '"; echo "\npreg_replace()\n"; //var_dump(preg_replace('/^(.*)$/e', "ryat('\\1')", $str)); var_dump(preg_replace_callback('/^(.*)$/', "ryat", $str));

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)
8.3.60.0140.00718.43
8.3.50.0230.00821.33
8.3.40.0070.00718.62
8.3.30.0100.01019.07
8.3.20.0020.00520.21
8.3.10.0000.00723.70
8.3.00.0040.00419.38
8.2.180.0130.01318.29
8.2.170.0070.00722.96
8.2.160.0030.01020.41
8.2.150.0040.00424.18
8.2.140.0070.00324.66
8.2.130.0150.00326.16
8.2.120.0060.00320.94
8.2.110.0100.00022.41
8.2.100.0090.00317.88
8.2.90.0040.00419.27
8.2.80.0040.00417.97
8.2.70.0050.00317.75
8.2.60.0080.00017.80
8.2.50.0080.00018.07
8.2.40.0030.00620.20
8.2.30.0000.00717.90
8.2.20.0040.00417.77
8.2.10.0040.00418.14
8.2.00.0060.00317.94
8.1.280.0090.00625.92
8.1.270.0030.00523.91
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0090.00023.79
8.1.230.0000.01119.04
8.1.220.0050.00317.79
8.1.210.0000.00918.77
8.1.200.0030.00617.35
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0000.00918.63
8.1.160.0070.00022.07
8.1.150.0000.00718.84
8.1.140.0050.00217.42
8.1.130.0030.00317.75
8.1.120.0040.00417.44
8.1.110.0030.00517.42
8.1.100.0040.00417.53
8.1.90.0030.00517.60
8.1.80.0000.00817.48
8.1.70.0000.00717.42
8.1.60.0060.00317.57
8.1.50.0030.00517.63
8.1.40.0050.00317.54
8.1.30.0000.00817.64
8.1.20.0070.00017.72
8.1.10.0040.00417.51
8.1.00.0040.00417.48
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0030.00318.57
8.0.270.0020.00517.21
8.0.260.0030.00317.27
8.0.250.0030.00316.87
8.0.240.0050.00217.04
8.0.230.0050.00517.03
8.0.220.0000.00716.95
8.0.210.0030.00316.95
8.0.200.0030.00316.95
8.0.190.0040.00417.08
8.0.180.0070.00016.92
8.0.170.0060.00316.91
8.0.160.0030.00516.88
8.0.150.0070.00016.88
8.0.140.0070.00316.86
8.0.130.0000.00513.49
8.0.120.0050.00316.84
8.0.110.0030.00516.85
8.0.100.0000.00717.02
8.0.90.0000.00717.03
8.0.80.0060.01016.95
8.0.70.0000.00716.82
8.0.60.0000.00716.96
8.0.50.0040.00416.89
8.0.30.0110.01017.19
8.0.20.0120.01117.44
8.0.10.0050.00317.10
8.0.00.0080.00916.97
7.4.330.0000.00515.02
7.4.320.0000.00616.61
7.4.300.0000.00716.54
7.4.290.0000.00716.72
7.4.280.0030.00516.54
7.4.270.0060.00016.64
7.4.260.0040.00416.61
7.4.250.0000.00816.70
7.4.240.0020.00516.68
7.4.230.0030.00316.50
7.4.220.0030.01716.81
7.4.210.0000.01516.55
7.4.200.0050.00216.54
7.4.160.0090.01116.63
7.4.150.0120.00617.40
7.4.140.0110.00717.86
7.4.130.0150.00416.71
7.4.120.0110.00916.56
7.4.110.0190.00316.72
7.4.100.0060.01816.52
7.4.90.0090.00916.61
7.4.80.0070.01019.39
7.4.70.0070.01116.64
7.4.60.0070.01016.63
7.4.50.0000.00916.60
7.4.40.0120.00316.62
7.4.30.0060.01016.53
7.4.00.0040.01115.21
7.3.330.0030.00313.25
7.3.320.0030.00313.37
7.3.310.0000.00816.17
7.3.300.0030.00316.38
7.3.290.0040.01016.26
7.3.280.0110.00416.34
7.3.270.0080.00917.40
7.3.260.0140.00316.39
7.3.250.0070.01016.31
7.3.240.0110.00516.76
7.3.230.0130.00316.39
7.3.210.0070.01016.31
7.3.200.0130.00619.39
7.3.190.0110.01116.60
7.3.180.0100.00716.47
7.3.170.0110.00516.79
7.3.160.0120.00616.59
7.2.330.0080.00816.66
7.2.320.0110.00616.74
7.2.310.0060.01116.71
7.2.300.0130.01016.70
7.2.290.0120.00616.64
7.2.00.0030.00619.21
7.1.100.0090.00618.34
7.1.70.0030.00717.08
7.1.60.0140.01019.19
7.1.50.0100.01016.91
7.1.00.0000.08022.32
7.0.200.3170.00714.94
7.0.140.0100.06721.97
7.0.60.0130.04319.99
7.0.50.0030.04017.90
7.0.40.0170.05320.28
7.0.30.0430.07020.26
7.0.20.0200.08020.27
7.0.10.0070.08320.24
7.0.00.0030.09320.20
5.6.280.0070.07021.08
5.6.210.0170.07320.63
5.6.200.0130.07318.29
5.6.190.0100.06020.57
5.6.180.0200.07320.61
5.6.170.0270.03720.56
5.6.160.0070.08720.54
5.6.150.0070.07318.16
5.6.140.0070.05018.28
5.6.130.0070.05318.23
5.6.120.0000.04321.02
5.6.110.0170.07321.14
5.6.100.0000.04320.99
5.6.90.0030.08020.94
5.6.80.0100.08020.44
5.6.70.3500.03020.39
5.5.350.0270.07320.41
5.5.340.0100.07318.09
5.5.330.0070.05320.25
5.5.320.0370.07720.27
5.5.310.0200.03720.34
5.5.300.0030.07717.93
5.5.290.0030.04718.05
5.5.280.0070.08720.77
5.5.270.0030.08320.76
5.5.260.0030.08320.77
5.5.250.0100.07720.58
5.5.240.0270.07020.26
5.4.450.0100.05719.20
5.4.440.0730.05719.20
5.4.430.0900.05719.58
5.4.420.0900.04719.20
5.4.410.0830.05719.32
5.4.400.0630.05319.26
5.4.390.0770.07019.38
5.4.380.0200.04319.02
5.4.370.0630.05019.26
5.4.360.0070.06019.14
5.4.350.0830.06019.06
5.4.340.0050.03412.01
5.4.320.0050.03612.50
5.4.310.0060.03912.50
5.4.300.0070.03412.50
5.4.290.0060.03712.50
5.4.280.0040.03712.40
5.4.270.0060.03612.40
5.4.260.0050.03812.40
5.4.250.0090.03412.40
5.4.240.0070.03512.40
5.4.230.0040.03912.39
5.4.220.0070.03512.39
5.4.210.0070.03912.39
5.4.200.0010.04112.39
5.4.190.0100.03812.38
5.4.180.0070.03412.39
5.4.170.0060.04212.39
5.4.160.0040.03812.39
5.4.150.0050.03612.39
5.4.140.0090.03512.07
5.4.130.0050.03512.06
5.4.120.0050.04112.02
5.4.110.0080.03312.02
5.4.100.0060.03412.01
5.4.90.0050.03712.01
5.4.80.0070.03512.01
5.4.70.0040.03612.01
5.4.60.0060.03512.01
5.4.50.0070.03412.01
5.4.40.0070.03312.00
5.4.30.0020.03811.99
5.4.20.0070.03411.99
5.4.10.0080.03212.00
5.4.00.0080.03411.48
5.3.290.0070.04012.80
5.3.280.0090.04112.70
5.3.270.0050.04012.72
5.3.260.0080.03512.72
5.3.250.0030.03912.72
5.3.240.0060.03712.72
5.3.230.0090.03512.71
5.3.220.0050.04112.68
5.3.210.0070.03812.68
5.3.200.0020.04012.68
5.3.190.0050.03712.67
5.3.180.0090.03212.67
5.3.170.0060.03612.67
5.3.160.0070.03512.67
5.3.150.0070.04212.68
5.3.140.0100.03412.66
5.3.130.0040.04212.65
5.3.120.0040.04112.66
5.3.110.0040.04012.66
5.3.100.0060.04012.13
5.3.90.0050.03712.10
5.3.80.0080.03312.09
5.3.70.0100.03312.09
5.3.60.0090.03712.08
5.3.50.0090.03612.03
5.3.40.0040.03712.02
5.3.30.0060.03411.98
5.3.20.0110.03211.77
5.3.10.0060.03511.73
5.3.00.0050.04211.72
5.2.170.0060.0289.22
5.2.160.0080.0259.22
5.2.150.0030.0329.22
5.2.140.0030.0329.21
5.2.130.0060.0279.18
5.2.120.0050.0279.18
5.2.110.0040.0309.19
5.2.100.0050.0319.18
5.2.90.0010.0349.18
5.2.80.0060.0299.17
5.2.70.0050.0309.17
5.2.60.0080.0349.13
5.2.50.0050.0329.10
5.2.40.0050.0299.08
5.2.30.0040.0319.05
5.2.20.0020.0319.04
5.2.10.0060.0278.95
5.2.00.0020.0318.80
5.1.60.0040.0248.09
5.1.50.0020.0268.08
5.1.40.0030.0258.07
5.1.30.0060.0238.41
5.1.20.0050.0258.44
5.1.10.0050.0258.16
5.1.00.0030.0268.16
5.0.50.0020.0276.64
5.0.40.0010.0216.50
5.0.30.0060.0286.31
5.0.20.0040.0186.28
5.0.10.0020.0216.26
5.0.00.0030.0316.25
4.4.90.0010.0174.78
4.4.80.0020.0154.75
4.4.70.0050.0134.76
4.4.60.0020.0164.75
4.4.50.0020.0194.77
4.4.40.0010.0264.71
4.4.30.0030.0154.76
4.4.20.0010.0174.84
4.4.10.0030.0224.85
4.4.00.0020.0254.76
4.3.110.0030.0154.67
4.3.100.0040.0134.66
4.3.90.0040.0134.64
4.3.80.0000.0274.59
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0000.0184.63
4.3.40.0040.0224.54
4.3.30.0020.0163.30
4.3.20.0020.0163.28
4.3.10.0010.0163.25
4.3.00.0000.0306.67

preferences:
49.96 ms | 401 KiB | 5 Q