3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "唧"; echo $str; preg_match("/[^\w]/", $str, $match); preg_match("/[\x{00000000}-\x{70000000}]+/u", $str, $mt); print_r($mt); print_r($match);

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)
8.3.40.0110.00418.96
8.3.30.0090.00620.17
8.3.20.0040.00420.10
8.3.10.0040.00422.00
8.3.00.0040.00422.53
8.2.170.0180.00322.96
8.2.160.0140.00320.52
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0030.00526.16
8.2.120.0040.00421.14
8.2.110.0060.00322.34
8.2.100.0040.00817.97
8.2.90.0040.00419.05
8.2.80.0040.00419.25
8.2.70.0000.00817.63
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0080.00018.13
8.2.30.0040.00419.46
8.2.20.0080.00017.79
8.2.10.0040.00417.83
8.2.00.0040.00417.82
8.1.270.0030.00523.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00922.61
8.1.230.0070.00320.89
8.1.220.0040.00418.77
8.1.210.0050.00318.96
8.1.200.0030.00717.48
8.1.190.0000.00817.30
8.1.180.0060.00318.10
8.1.170.0040.00418.59
8.1.160.0050.00218.77
8.1.150.0000.00818.57
8.1.140.0050.00217.53
8.1.130.0000.00717.70
8.1.120.0040.00417.60
8.1.110.0000.00717.53
8.1.100.0070.00017.53
8.1.90.0070.00017.59
8.1.80.0040.00417.44
8.1.70.0000.00817.44
8.1.60.0000.00817.66
8.1.50.0000.00717.48
8.1.40.0000.00717.66
8.1.30.0030.00517.72
8.1.20.0040.00417.78
8.1.10.0060.00317.68
8.1.00.0090.00017.48
8.0.300.0000.00719.95
8.0.290.0070.00017.18
8.0.280.0030.00318.39
8.0.270.0030.00317.14
8.0.260.0030.00317.02
8.0.250.0030.00317.14
8.0.240.0040.00417.04
8.0.230.0040.00417.10
8.0.220.0000.00717.02
8.0.210.0000.00717.07
8.0.200.0070.00017.09
8.0.190.0080.00017.10
8.0.180.0040.00417.02
8.0.170.0040.00417.05
8.0.160.0040.00416.96
8.0.150.0020.00517.04
8.0.140.0040.00416.86
8.0.130.0030.00313.42
8.0.120.0000.00716.85
8.0.110.0000.00716.87
8.0.100.0040.00416.88
8.0.90.0050.00216.99
8.0.80.0140.00717.00
8.0.70.0050.00216.86
8.0.60.0030.00517.14
8.0.50.0000.00716.92
8.0.30.0080.01017.13
8.0.20.0090.00917.44
8.0.10.0000.00717.18
8.0.00.0140.00816.86
7.4.330.0000.00516.72
7.4.320.0060.00016.57
7.4.300.0030.00316.66
7.4.290.0070.00016.64
7.4.280.0070.00016.64
7.4.270.0030.00316.58
7.4.260.0030.00313.38
7.4.250.0050.00316.66
7.4.240.0040.00416.63
7.4.230.0000.00716.77
7.4.220.0190.00316.92
7.4.210.0070.00916.77
7.4.200.0040.00316.80
7.4.190.0030.00316.82
7.4.160.0090.00616.61
7.4.150.0080.01117.40
7.4.140.0090.00917.86
7.4.130.0120.00516.71
7.4.120.0070.00916.62
7.4.110.0090.00616.79
7.4.100.0070.01716.53
7.4.90.0140.00316.56
7.4.80.0140.01019.39
7.4.70.0050.01016.86
7.4.60.0100.00616.75
7.4.50.0050.00316.72
7.4.40.0050.01022.77
7.4.30.0060.01216.82
7.4.10.0120.00615.04
7.4.00.0100.00814.99
7.3.330.0050.00013.14
7.3.320.0000.00513.14
7.3.310.0000.00716.40
7.3.300.0000.00716.25
7.3.290.0090.00616.38
7.3.280.0160.00316.42
7.3.270.0100.00717.40
7.3.260.0130.01016.29
7.3.250.0070.00916.36
7.3.240.0060.01716.29
7.3.230.0090.00916.52
7.3.210.0130.00616.50
7.3.200.0090.00919.39
7.3.190.0130.00316.34
7.3.180.0070.00716.43
7.3.170.0030.01316.36
7.3.160.0130.00316.52
7.3.130.0000.01914.67
7.3.120.0080.00614.94
7.3.110.0100.01015.11
7.3.100.0060.00915.16
7.3.90.0070.00715.27
7.3.80.0070.00415.08
7.3.70.0070.00714.95
7.3.60.0090.00314.80
7.3.50.0140.00314.97
7.3.40.0090.00314.95
7.3.30.0030.00915.01
7.3.20.0000.01116.70
7.3.10.0060.00616.67
7.3.00.0110.00616.72
7.2.330.0030.01416.71
7.2.320.0110.01116.73
7.2.310.0130.00316.56
7.2.300.0060.01316.63
7.2.290.0160.00016.68
7.2.260.0000.01914.91
7.2.250.0040.01415.17
7.2.240.0070.00715.16
7.2.230.0110.00315.12
7.2.220.0000.01815.25
7.2.210.0070.00714.82
7.2.200.0070.01015.24
7.2.190.0040.01114.94
7.2.180.0030.00914.98
7.2.170.0060.01015.13
7.2.160.0030.01015.13
7.2.150.0060.00916.91
7.2.140.0070.00316.86
7.2.130.0030.01216.80
7.2.120.0040.00616.73
7.2.110.0070.00916.84
7.2.100.0040.00916.86
7.2.90.0100.00516.91
7.2.80.0070.00516.92
7.2.70.0080.00716.96
7.2.60.0110.00717.02
7.2.50.0070.00816.78
7.2.40.0100.00616.86
7.2.30.0080.00816.78
7.2.20.0040.00916.64
7.2.10.0080.00616.69
7.2.00.0020.00917.63
7.1.330.0030.00915.86
7.1.320.0070.00715.78
7.1.310.0000.01615.77
7.1.300.0070.00715.91
7.1.290.0030.01015.90
7.1.280.0090.00615.93
7.1.270.0030.00915.91
7.1.260.0100.00316.05
7.1.250.0050.00816.04
7.1.240.0030.00916.08
7.1.230.0030.01015.88
7.1.220.0000.01315.74
7.1.210.0030.00615.77
7.1.200.0000.01115.92
7.1.190.0030.01316.07
7.1.180.0000.00815.89
7.1.170.0090.00615.93
7.1.160.0060.00615.76
7.1.150.0100.00315.83
7.1.140.0060.00615.85
7.1.130.0030.01015.95
7.1.120.0040.00815.98
7.1.110.0110.00315.93
7.1.100.0090.00717.02
7.1.90.0030.00715.94
7.1.80.0100.00316.03
7.1.70.0020.00716.70
7.1.60.0040.01417.42
7.1.50.0030.01016.43
7.1.40.0060.00615.67
7.1.30.0090.00616.07
7.1.20.0120.00015.99
7.1.10.0060.00315.94
7.1.00.0090.03519.24
7.0.330.0030.01115.23
7.0.320.0040.00715.34
7.0.310.0090.00315.48
7.0.300.0100.00315.41
7.0.290.0050.00515.51
7.0.280.0100.00315.43
7.0.270.0000.00815.64
7.0.260.0070.00715.60
7.0.250.0000.00815.53
7.0.240.0070.01015.50
7.0.230.0030.00915.65
7.0.220.0030.00615.39
7.0.210.0060.00915.63
7.0.200.0070.00315.98
7.0.190.0060.00315.42
7.0.180.0030.00915.46
7.0.170.0040.00715.68
7.0.160.0040.00415.57
7.0.150.0060.00615.52
7.0.140.0000.04318.75
7.0.130.0000.00815.44
7.0.120.0030.00915.35
7.0.110.0030.00915.47
7.0.100.0080.03917.76
7.0.90.0080.02017.82
7.0.80.0030.04717.82
7.0.70.0030.02617.72
7.0.60.0090.04217.81
7.0.50.0100.04318.08
7.0.40.0050.04516.85
7.0.30.0070.03516.89
7.0.20.0070.04016.82
7.0.10.0100.03316.88
7.0.00.0040.03716.78
5.6.400.0070.01314.61
5.6.390.0040.00814.05
5.6.380.0000.01414.51
5.6.370.0110.00414.29
5.6.360.0060.00314.23
5.6.350.0100.00314.10
5.6.340.0060.00314.47
5.6.330.0060.00614.55
5.6.320.0080.00814.32
5.6.310.0100.00314.00
5.6.300.0090.00614.34
5.6.290.0000.01014.39
5.6.280.0050.04017.62
5.6.270.0070.00714.38
5.6.260.0130.00314.51
5.6.250.0030.04117.52
5.6.240.0110.03817.56
5.6.230.0120.03717.38
5.6.220.0100.04217.47
5.6.210.0050.04117.49
5.6.200.0050.04617.64
5.6.190.0070.04217.70
5.6.180.0060.03617.66
5.6.170.0030.04817.71
5.6.160.0030.04817.63
5.6.150.0100.03717.56
5.6.140.0060.04217.70
5.6.130.0080.03817.82
5.6.120.0060.02517.64
5.6.110.0050.02817.62
5.6.100.0070.04017.72
5.6.90.0070.02617.61
5.6.80.0070.03517.37
5.6.70.0050.03417.32
5.6.60.0100.03817.34
5.6.50.0070.02817.43
5.6.40.0030.02717.20
5.6.30.0080.02017.34
5.6.20.0020.03717.42
5.6.10.0060.03317.28
5.6.00.0050.03817.31
5.5.380.0090.04017.16
5.5.370.0020.04217.39
5.5.360.0100.04017.44
5.5.350.0020.04817.45
5.5.340.0120.04317.68
5.5.330.0050.03417.60
5.5.320.0050.03817.48
5.5.310.0050.04717.67
5.5.300.0080.03817.52
5.5.290.0090.02717.58
5.5.280.0130.02317.51
5.5.270.0050.04217.59
5.5.260.0120.04017.44
5.5.250.0050.02517.38
5.5.240.0140.03617.27
5.5.230.0020.04717.22
5.5.220.0110.03717.21
5.5.210.0080.02117.28
5.5.200.0050.03817.29
5.5.190.0020.03017.29
5.5.180.0040.04117.19
5.5.170.0060.01013.96
5.5.160.0070.04217.17
5.5.150.0050.02617.27
5.5.140.0050.03817.25
5.5.130.0050.04217.22
5.5.120.0030.02517.18
5.5.110.0050.04117.17
5.5.100.0070.04217.18
5.5.90.0050.04017.13
5.5.80.0000.04617.22
5.5.70.0030.02817.01
5.5.60.0050.02817.20
5.5.50.0100.01817.03
5.5.40.0100.03717.11
5.5.30.0030.03817.09
5.5.20.0080.02117.17
5.5.10.0030.04017.20
5.5.00.0000.03017.01
5.4.450.0030.04715.26
5.4.440.0050.04315.23
5.4.430.0070.03015.32
5.4.420.0050.03515.29
5.4.410.0070.03115.11
5.4.400.0080.02614.96
5.4.390.0040.04215.15
5.4.380.0040.04015.13
5.4.370.0030.02515.04
5.4.360.0070.04014.97
5.4.350.0040.02815.06
5.4.340.0070.03415.00
5.4.330.0000.01211.18
5.4.320.0040.02315.16
5.4.310.0050.02114.87
5.4.300.0050.02015.10
5.4.290.0000.04414.85
5.4.280.0070.02514.87
5.4.270.0050.03215.07
5.4.260.0030.03815.03
5.4.250.0020.02914.99
5.4.240.0030.03814.90
5.4.230.0070.04415.13
5.4.220.0050.03915.01
5.4.210.0020.02314.90
5.4.200.0090.03814.89
5.4.190.0090.03214.87
5.4.180.0040.02114.73
5.4.170.0110.03015.12
5.4.160.0090.03715.12
5.4.150.0030.02315.11
5.4.140.0050.01813.78
5.4.130.0050.02513.79
5.4.120.0030.03613.72
5.4.110.0010.02613.94
5.4.100.0070.02513.86
5.4.90.0020.02913.69
5.4.80.0040.03913.69
5.4.70.0020.03213.77
5.4.60.0040.02413.63
5.4.50.0080.01813.82
5.4.40.0060.02013.63
5.4.30.0040.02013.61
5.4.20.0020.02013.67
5.4.10.0030.02013.82
5.4.00.0020.02013.43
5.3.290.0060.04012.61
5.3.280.0070.02912.51
5.3.270.0040.03812.63
5.3.260.0030.02212.51
5.3.250.0020.03412.49
5.3.240.0080.03812.53
5.3.230.0060.04012.53
5.3.220.0040.03312.46
5.3.210.0020.02712.45
5.3.200.0110.02912.45
5.3.190.0070.03312.55
5.3.180.0090.03312.60
5.3.170.0040.04112.64
5.3.160.0000.03912.65
5.3.150.0030.02612.61
5.3.140.0030.02012.60
5.3.130.0020.02212.49
5.3.120.0030.02112.39
5.3.110.0030.02212.57
5.3.100.0080.02012.18
5.3.90.0010.02312.25
5.3.80.0030.02212.25
5.3.70.0060.02012.21
5.3.60.0020.02912.10
5.3.50.0090.01512.10
5.3.40.0020.02012.13
5.3.30.0030.01812.18
5.3.20.0050.02912.08
5.3.10.0030.01811.93
5.3.00.0060.01711.92
5.2.170.0030.03011.03
5.2.160.0000.02711.05
5.2.150.0000.03311.19
5.2.140.0000.03011.27
5.2.130.0030.03011.23
5.2.120.0070.02311.20
5.2.110.0100.02311.03
5.2.100.0000.03010.98
5.2.90.0030.02311.16
5.2.80.0030.02711.18
5.2.70.0030.02711.21
5.2.60.0000.02710.92
5.2.50.0070.02011.03
5.2.40.0000.03011.00
5.2.30.0030.02711.07
5.2.20.0000.03011.02
5.2.10.0000.03310.91
5.2.00.0000.03310.74
5.1.60.0000.02710.02
5.1.50.0030.02010.02
5.1.40.0030.02310.05
5.1.30.0000.03010.41
5.1.20.0000.02710.27
5.1.10.0000.02710.14
5.1.00.0070.02010.05
5.0.50.0030.0208.59
5.0.40.0000.0208.29
5.0.30.0000.0308.29
5.0.20.0000.0208.26
5.0.10.0030.0178.17
5.0.00.0000.0278.14
4.4.90.0000.0137.86
4.4.80.0000.0137.86
4.4.70.0000.0137.86
4.4.60.0030.0107.86
4.4.50.0000.0207.86
4.4.40.0000.0237.86
4.4.30.0000.0137.86
4.4.20.0030.0137.86
4.4.10.0000.0137.86
4.4.00.0000.0277.86
4.3.110.0030.0107.86
4.3.100.0000.0137.86
4.3.90.0000.0137.86
4.3.80.0000.0277.86
4.3.70.0000.0137.86
4.3.60.0000.0177.86
4.3.50.0030.0137.86
4.3.40.0000.0277.86
4.3.30.0000.0137.86
4.3.20.0000.0137.86
4.3.10.0000.0177.86
4.3.00.0030.0107.86

preferences:
46.58 ms | 400 KiB | 5 Q