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);} $str = "', test(), '"; echo "mb_ereg_replace()\n"; var_dump(mb_ereg_replace('^(.*)$', "ryat('\\1')", $str, 'e')); echo "\npreg_replace()\n"; var_dump(preg_replace('/^(.*)$/e', "ryat('\\1')", $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)
8.3.40.0060.01218.97
8.3.30.0070.00719.22
8.3.20.0070.00020.20
8.3.10.0000.00823.65
8.3.00.0040.00419.24
8.2.170.0110.00422.96
8.2.160.0140.00020.34
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00322.06
8.2.110.0080.00321.00
8.2.100.0060.00617.97
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0000.00917.75
8.2.60.0080.00017.80
8.2.50.0080.00018.07
8.2.40.0050.00218.16
8.2.30.0050.00217.87
8.2.20.0040.00417.73
8.2.10.0030.00517.95
8.2.00.0080.00017.79
8.1.270.0040.00424.01
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00020.94
8.1.230.0030.00818.99
8.1.220.0060.00317.76
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0080.00017.35
8.1.180.0030.00618.10
8.1.170.0050.00318.82
8.1.160.0040.00418.88
8.1.150.0000.00718.80
8.1.140.0040.00417.45
8.1.130.0000.00717.88
8.1.120.0070.00017.44
8.1.110.0000.00717.31
8.1.100.0000.00717.43
8.1.90.0040.00417.42
8.1.80.0000.00817.37
8.1.70.0000.00717.36
8.1.60.0040.00417.53
8.1.50.0080.00017.55
8.1.40.0020.00517.46
8.1.30.0050.00317.78
8.1.20.0040.00417.56
8.1.10.0050.00317.54
8.1.00.0060.00317.45
8.0.300.0000.00718.77
8.0.290.0080.00016.75
8.0.280.0000.00718.44
8.0.270.0000.00717.37
8.0.260.0000.00617.38
8.0.250.0070.00017.05
8.0.240.0030.00516.96
8.0.230.0040.00716.93
8.0.220.0030.00316.95
8.0.210.0030.00316.92
8.0.200.0030.00317.00
8.0.190.0070.00017.05
8.0.180.0030.00316.89
8.0.170.0000.00817.03
8.0.160.0000.00816.98
8.0.150.0000.00716.90
8.0.140.0000.00916.79
8.0.130.0030.00313.38
8.0.120.0000.00716.93
8.0.110.0070.00017.00
8.0.100.0000.00816.85
8.0.90.0030.00516.90
8.0.80.0070.01017.00
8.0.70.0070.00017.04
8.0.60.0050.00216.78
8.0.50.0050.00217.00
8.0.30.0150.00417.13
8.0.20.0130.01017.40
8.0.10.0050.00317.05
8.0.00.0110.00916.80
7.4.330.0000.00515.20
7.4.320.0000.00616.68
7.4.300.0000.00616.60
7.4.290.0030.00316.61
7.4.280.0000.00716.73
7.4.270.0080.00016.55
7.4.260.0000.00716.63
7.4.250.0070.00016.72
7.4.240.0040.00416.69
7.4.230.0000.00716.63
7.4.220.0090.00916.69
7.4.210.0030.01216.65
7.4.200.0030.00316.62
7.4.160.0110.00616.39
7.4.150.0110.00817.40
7.4.140.0060.01117.86
7.4.130.0100.00716.67
7.4.120.0120.00816.59
7.4.110.0110.01116.64
7.4.100.0120.00616.54
7.4.90.0090.00916.68
7.4.80.0120.00919.39
7.4.70.0110.00816.51
7.4.60.0120.00416.54
7.4.50.0040.00416.63
7.4.40.0060.01116.72
7.4.30.0060.01016.55
7.4.10.0150.00416.38
7.4.00.0060.00915.97
7.3.330.0060.00013.45
7.3.320.0030.00313.38
7.3.310.0040.00416.21
7.3.300.0070.00016.39
7.3.290.0080.00616.40
7.3.280.0070.01116.38
7.3.270.0140.01017.40
7.3.260.0110.00616.41
7.3.250.0090.00816.58
7.3.240.0090.00916.43
7.3.230.0050.01316.39
7.3.210.0090.00916.39
7.3.200.0070.01019.39
7.3.190.0120.00616.39
7.3.180.0100.00616.64
7.3.170.0120.00416.58
7.3.160.0060.01216.42
7.3.130.0000.01516.52
7.3.120.0100.01016.27
7.3.110.0120.00316.50
7.3.100.0070.00416.49
7.3.90.0030.01316.35
7.3.80.0030.01316.43
7.3.70.0090.00616.45
7.3.60.0000.01716.41
7.3.50.0030.01616.39
7.3.40.0060.00616.39
7.3.30.0040.01216.30
7.3.20.0110.00418.18
7.3.10.0030.01018.26
7.3.00.0060.01218.17
7.2.330.0000.01716.59
7.2.320.0090.01316.78
7.2.310.0060.01016.77
7.2.300.0120.01216.73
7.2.290.0120.00616.75
7.2.260.0040.01216.68
7.2.250.0120.00916.63
7.2.240.0030.01316.59
7.2.230.0000.01516.70
7.2.220.0070.00316.55
7.2.210.0090.00616.79
7.2.200.0000.01016.68
7.2.190.0000.01716.54
7.2.180.0060.01016.45
7.2.170.0000.01516.53
7.2.160.0030.00716.69
7.2.150.0060.00618.43
7.2.140.0160.00318.68
7.2.130.0130.00618.45
7.2.120.0070.00718.44
7.2.110.0040.01518.33
7.2.100.0090.00618.57
7.2.90.0030.01318.43
7.2.80.0100.00718.49
7.2.70.0040.01118.45
7.2.60.0030.01217.80
7.2.50.0000.01218.29
7.2.40.0070.01018.54
7.2.30.0070.01418.47
7.2.20.0040.00818.47
7.2.10.0070.00718.39
7.2.00.0040.00919.00
7.1.330.0090.01217.44
7.1.320.0110.00417.43
7.1.310.0060.00817.33
7.1.300.0130.00617.54
7.1.290.0080.00317.54
7.1.280.0000.01617.46
7.1.270.0070.01017.61
7.1.260.0070.00717.52
7.1.250.0040.00817.41
7.1.240.0080.00417.43
7.1.230.0000.01017.59
7.1.220.0070.00417.53
7.1.210.0030.01317.44
7.1.200.0080.00416.75
7.1.190.0040.01217.62
7.1.180.0030.00917.56
7.1.170.0060.00917.50
7.1.160.0030.00917.63
7.1.150.0060.00917.32
7.1.140.0070.00717.40
7.1.130.0060.00617.42
7.1.120.0040.00817.47
7.1.110.0060.00917.55
7.1.100.0060.00917.86
7.1.90.0070.00717.54
7.1.80.0110.00417.43
7.1.70.0060.00617.37
7.1.60.0060.01118.45
7.1.50.0120.00717.42
7.1.40.0040.01117.53
7.1.30.0040.01217.58
7.1.20.0040.01117.68
7.1.10.0110.00417.55
7.1.00.0030.04319.89
7.0.330.0080.00417.03
7.0.320.0040.01117.10
7.0.310.0030.01017.24
7.0.300.0030.00617.26
7.0.290.0030.01216.88
7.0.280.0030.01216.95
7.0.270.0040.01117.14
7.0.260.0060.00916.93
7.0.250.0030.01117.35
7.0.240.0100.00317.14
7.0.230.0090.00017.36
7.0.220.0070.00717.07
7.0.210.0030.00817.32
7.0.200.0020.00917.16
7.0.190.0030.01317.10
7.0.180.0040.00817.35
7.0.170.0080.00817.18
7.0.160.0030.00717.12
7.0.150.0030.01317.09
7.0.140.0030.04319.63
7.0.130.0100.00317.02
7.0.120.0030.01017.21
7.0.110.0000.01117.17
7.0.100.0090.00917.09
7.0.90.0080.00417.12
7.0.80.0000.01117.23
7.0.70.0090.00617.29
7.0.60.0050.04718.56
7.0.50.0120.02017.55
7.0.40.0030.04017.60
7.0.30.0290.04117.72
7.0.20.0220.02817.62
7.0.10.0170.04317.73
7.0.00.0120.04117.73
5.6.400.0030.00916.32
5.6.390.0000.01515.57
5.6.380.0000.01415.90
5.6.370.0040.00716.33
5.6.360.0030.01515.98
5.6.350.0060.00615.61
5.6.340.0120.00915.83
5.6.330.0030.01015.99
5.6.320.0090.00615.86
5.6.310.0030.00616.04
5.6.300.0100.00715.82
5.6.290.0040.01416.07
5.6.280.0020.04418.42
5.6.270.0000.01716.00
5.6.260.0030.01315.73
5.6.250.0030.01115.70
5.6.240.0060.00615.98
5.6.230.0120.00015.82
5.6.220.0120.00715.84
5.6.210.0120.03718.18
5.6.200.0070.02616.94
5.6.190.0070.04518.34
5.6.180.0220.04018.12
5.6.170.0120.02718.23
5.6.160.0060.04318.27
5.6.150.0080.03516.96
5.6.140.0090.04417.02
5.6.130.0080.03817.09
5.6.120.0100.04518.54
5.6.110.0100.02718.33
5.6.100.0150.03718.49
5.6.90.0040.04318.51
5.6.80.0060.03618.20
5.6.70.2180.02318.10
5.6.60.0030.01015.84
5.6.50.0100.00715.86
5.6.40.0030.01315.79
5.6.30.0060.00915.82
5.6.20.0070.00715.90
5.6.10.0110.00415.73
5.6.00.0090.00615.71
5.5.380.0030.01015.96
5.5.370.0090.00615.81
5.5.360.0070.00715.81
5.5.350.0110.02518.14
5.5.340.0020.03116.99
5.5.330.0050.04118.05
5.5.320.0180.02218.05
5.5.310.0120.04118.13
5.5.300.0030.02816.91
5.5.290.0080.02516.96
5.5.280.0050.04118.33
5.5.270.0050.04618.31
5.5.260.0130.03518.39
5.5.250.0080.02118.17
5.5.240.0120.02718.05
5.5.230.0040.01115.77
5.5.220.0080.00815.64
5.5.210.0030.00715.73
5.5.200.0100.00715.77
5.5.190.0040.01215.85
5.5.180.0040.01115.83
5.5.170.0090.00615.94
5.5.160.0060.00615.89
5.5.150.0030.00615.62
5.5.140.0030.00915.88
5.5.130.0060.00615.81
5.5.120.0120.00315.82
5.5.110.0030.01015.88
5.5.100.0130.00315.82
5.5.90.0080.00615.95
5.5.80.0080.00815.86
5.5.70.0040.01215.83
5.5.60.0000.01315.73
5.5.50.0030.01315.73
5.5.40.0070.00715.83
5.5.30.0100.00315.87
5.5.20.0070.01015.67
5.5.10.0030.01415.74
5.5.00.0060.00615.78
5.4.450.0430.03216.51
5.4.440.0250.04416.37
5.4.430.0370.03216.58
5.4.420.0410.03516.46
5.4.410.0320.03116.38
5.4.400.0350.03816.35
5.4.390.0300.03916.35
5.4.380.0270.03416.41
5.4.370.0480.03316.41
5.4.360.0430.03016.43
5.4.350.0420.02716.40
5.4.340.0060.02012.78
5.4.330.0000.01013.54
5.4.320.0080.02513.02
5.4.310.0050.02313.02
5.4.300.0040.02513.02
5.4.290.0030.02613.02
5.4.280.0080.02112.97
5.4.270.0070.02112.97
5.4.260.0080.02212.97
5.4.250.0050.02412.97
5.4.240.0050.02212.97
5.4.230.0020.02712.96
5.4.220.0040.02312.97
5.4.210.0060.02112.96
5.4.200.0050.02312.97
5.4.190.0080.02112.96
5.4.180.0060.02612.96
5.4.170.0050.02412.97
5.4.160.0070.02312.97
5.4.150.0030.02412.96
5.4.140.0020.02512.80
5.4.130.0030.02112.80
5.4.120.0070.02612.78
5.4.110.0080.02412.78
5.4.100.0080.02012.78
5.4.90.0070.02312.78
5.4.80.0060.02412.78
5.4.70.0060.02112.78
5.4.60.0090.02512.78
5.4.50.0100.01712.78
5.4.40.0050.02312.77
5.4.30.0020.02712.77
5.4.20.0040.02512.77
5.4.10.0040.02212.77
5.4.00.0070.02312.51
5.3.290.0060.04612.80
5.3.280.0090.03812.71
5.3.270.0080.03812.72
5.3.260.0070.04212.72
5.3.250.0140.04512.72
5.3.240.0060.04112.72
5.3.230.0020.04112.71
5.3.220.0090.03412.68
5.3.210.0060.03812.68
5.3.200.0080.03412.68
5.3.190.0070.04112.68
5.3.180.0050.03712.68
5.3.170.0100.03612.67
5.3.160.0060.03712.68
5.3.150.0070.03612.67
5.3.140.0050.03712.66
5.3.130.0040.04112.66
5.3.120.0120.03612.66
5.3.110.0070.04412.66
5.3.100.0090.04612.12
5.3.90.0140.03612.10
5.3.80.0080.04412.10
5.3.70.0130.05712.09
5.3.60.0070.04112.08
5.3.50.0070.04012.02
5.3.40.0080.04912.03
5.3.30.0090.04111.98
5.3.20.0080.03911.77
5.3.10.0050.04011.73
5.3.00.0060.03911.73
5.2.170.0050.0309.22
5.2.160.0040.0359.22
5.2.150.0050.0319.22
5.2.140.0050.0309.21
5.2.130.0050.0289.18
5.2.120.0040.0289.18
5.2.110.0020.0319.18
5.2.100.0060.0299.18
5.2.90.0040.0319.18
5.2.80.0060.0309.18
5.2.70.0050.0309.18
5.2.60.0070.0299.13
5.2.50.0030.0339.11
5.2.40.0060.0289.08
5.2.30.0050.0309.06
5.2.20.0040.0299.05
5.2.10.0040.0288.95
5.2.00.0050.0298.82
5.1.60.0030.0278.10
5.1.50.0050.0248.10
5.1.40.0080.0248.08
5.1.30.0070.0298.43
5.1.20.0070.0278.45
5.1.10.0040.0268.17
5.1.00.0030.0288.18
5.0.50.0030.0236.65
5.0.40.0050.0186.52
5.0.30.0050.0316.32
5.0.20.0020.0216.29
5.0.10.0040.0196.28
5.0.00.0040.0306.27
4.4.90.0030.0164.78
4.4.80.0040.0154.75
4.4.70.0030.0174.75
4.4.60.0070.0174.75
4.4.50.0090.0334.77
4.4.40.0040.0434.71
4.4.30.0030.0234.76
4.4.20.0050.0214.84
4.4.10.0020.0244.85
4.4.00.0050.0314.76
4.3.110.0040.0174.67
4.3.100.0050.0194.66
4.3.90.0030.0214.63
4.3.80.0040.0294.58
4.3.70.0050.0154.63
4.3.60.0030.0224.63
4.3.50.0050.0184.63
4.3.40.0030.0234.53
4.3.30.0030.0153.30
4.3.20.0010.0173.28
4.3.10.0020.0173.24
4.3.00.0170.0206.67

preferences:
45.24 ms | 400 KiB | 5 Q