3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = '&#x4E2D;'; $anchor = mb_convert_encoding($test, 'UTF-8', 'GB2312'); if (preg_match("/[\p{Han}]/simu", $anchor)) { echo 'Yay'; }

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
8.3.50.0120.00921.21
8.3.40.0090.00618.80
8.3.30.0070.00720.16
8.3.20.0040.00420.25
8.3.10.0080.00021.13
8.3.00.0040.00422.46
8.2.180.0170.00016.62
8.2.170.0090.00622.96
8.2.160.0040.01122.38
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.98
8.2.110.0030.00619.30
8.2.100.0030.00818.09
8.2.90.0050.00319.23
8.2.80.0040.00419.41
8.2.70.0040.00417.73
8.2.60.0090.00018.16
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0040.00419.51
8.2.20.0030.00517.92
8.2.10.0080.00018.14
8.2.00.0040.00418.00
8.1.280.0040.01125.92
8.1.270.0000.00823.99
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0070.00322.64
8.1.230.0110.00021.09
8.1.220.0060.00318.77
8.1.210.0030.00519.01
8.1.200.0060.00317.72
8.1.190.0040.00417.78
8.1.180.0100.00018.10
8.1.170.0080.00018.71
8.1.160.0000.00819.13
8.1.150.0040.00418.91
8.1.140.0000.00717.74
8.1.130.0070.00018.04
8.1.120.0000.00817.64
8.1.110.0000.00717.59
8.1.100.0080.00017.63
8.1.90.0040.00417.76
8.1.80.0000.00817.71
8.1.70.0040.00417.66
8.1.60.0090.00017.73
8.1.50.0080.00017.65
8.1.40.0000.00817.83
8.1.30.0000.00817.93
8.1.20.0030.00617.94
8.1.10.0060.00317.74
8.1.00.0000.00817.66
8.0.300.0000.00820.01
8.0.290.0070.00017.18
8.0.280.0000.00718.55
8.0.270.0030.00317.33
8.0.260.0030.00317.13
8.0.250.0030.00317.24
8.0.240.0000.00817.24
8.0.230.0040.00417.25
8.0.220.0030.00517.15
8.0.210.0040.00417.09
8.0.200.0070.00017.21
8.0.190.0040.00417.17
8.0.180.0000.00717.05
8.0.170.0000.00817.15
8.0.160.0040.00417.28
8.0.150.0070.00017.01
8.0.140.0050.00217.09
8.0.130.0030.00613.56
8.0.120.0000.00717.04
8.0.110.0000.00717.15
8.0.100.0050.00216.99
8.0.90.0040.00417.01
8.0.80.0120.00317.18
8.0.70.0030.00517.07
8.0.60.0040.00417.21
8.0.50.0050.00217.25
8.0.30.0070.01317.25
8.0.20.0120.00617.40
8.0.10.0020.00517.01
8.0.00.0120.00617.05
7.4.330.0000.00516.93
7.4.320.0030.00316.89
7.4.300.0030.00316.88
7.4.290.0030.00316.75
7.4.280.0040.00416.95
7.4.270.0080.00016.97
7.4.260.0030.00313.61
7.4.250.0040.00416.93
7.4.240.0020.00516.89
7.4.230.0070.00016.58
7.4.220.0120.00616.97
7.4.210.0060.01016.96
7.4.200.0000.00816.81
7.4.190.0050.00316.95
7.4.160.0130.00316.79
7.4.150.0060.01217.40
7.4.140.0120.00517.86
7.4.130.0120.00816.80
7.4.120.0140.00416.76
7.4.110.0130.00316.75
7.4.100.0120.00616.71
7.4.90.0090.00916.59
7.4.80.0300.03219.39
7.4.70.0070.01016.69
7.4.60.0140.00516.71
7.4.50.0050.00516.86
7.4.40.0000.01522.77
7.4.30.0080.00816.82
7.4.00.0040.01115.32
7.3.330.0030.00313.30
7.3.320.0000.00613.37
7.3.310.0040.00416.31
7.3.300.0030.00316.49
7.3.290.0000.01616.47
7.3.280.0110.00616.50
7.3.270.0120.00617.40
7.3.260.0110.01518.24
7.3.250.0180.00216.57
7.3.240.0090.01216.80
7.3.230.0150.00316.41
7.3.210.0120.00916.52
7.3.200.0140.00319.39
7.3.190.0080.01116.47
7.3.180.0120.00616.51
7.3.170.0090.01216.55
7.3.160.0100.00716.64
7.3.120.0040.01214.92
7.2.330.0070.01016.69
7.2.320.0070.01016.86
7.2.310.0040.01916.76
7.2.300.0000.01716.95
7.2.290.0070.01016.86
7.2.00.0000.01419.79
7.1.100.0220.01017.96
7.1.70.0030.00717.25
7.1.60.0030.00717.52
7.1.50.0100.00635.10
7.1.00.0030.03322.55
7.0.200.0040.00416.95
7.0.140.0030.07322.18
7.0.100.0330.07019.93
7.0.90.0170.07719.86
7.0.80.0070.06719.87
7.0.70.0330.07319.85
7.0.60.0330.08019.98
7.0.50.0470.07020.31
7.0.40.0100.07020.14
7.0.30.0170.07720.04
7.0.20.0130.07720.13
7.0.10.0100.04720.07
7.0.00.0130.07320.07
5.6.280.0030.07020.98
5.6.250.0170.06320.76
5.6.240.0100.08020.65
5.6.230.0070.08320.66
5.6.220.0130.08020.64
5.6.210.0100.07720.46
5.6.200.0070.07321.01
5.6.190.0070.07321.04
5.6.180.0130.07721.08
5.6.170.0100.04721.03
5.6.160.0070.09021.01
5.6.150.0100.08721.12
5.6.140.0070.08321.08
5.6.130.0100.08321.11
5.6.120.0170.07021.08
5.6.110.0100.08021.01
5.6.100.0130.07320.99
5.6.90.0170.07721.01
5.6.80.0070.07320.52
5.6.70.0030.08320.51
5.6.60.0100.07320.40
5.6.50.0070.07020.39
5.6.40.0130.07720.38
5.6.30.0170.07020.29
5.6.20.0130.04320.52
5.6.10.0070.06720.42
5.6.00.0170.06020.35
5.5.380.0030.08020.35
5.5.370.0030.08720.36
5.5.360.0070.08320.48
5.5.350.0070.08320.33
5.5.340.0100.08020.73
5.5.330.0100.05020.91
5.5.320.0130.07720.77
5.5.310.0070.07720.64
5.5.300.0100.08320.87
5.5.290.0070.04720.78
5.5.280.0100.08320.87
5.5.270.0100.06720.90
5.5.260.0030.08320.91
5.5.250.0000.08720.69
5.5.240.0100.06320.27
5.5.230.0130.05720.23
5.5.220.0070.08020.27
5.5.210.0030.05720.21
5.5.200.0100.07020.21
5.5.190.0000.08320.21
5.5.180.0030.08020.18
5.5.160.0100.07020.23
5.5.150.0070.04720.17
5.5.140.0170.07020.07
5.5.130.0170.04720.17
5.5.120.0000.08020.26
5.5.110.0000.06720.09
5.5.100.0130.04019.97
5.5.90.0000.08319.96
5.5.80.0070.06019.94
5.5.70.0070.08020.06
5.5.60.0100.06719.92
5.5.50.0170.07020.05
5.5.40.0170.06019.99
5.5.30.0200.06720.09
5.5.20.0100.07020.13
5.5.10.0070.05019.97
5.5.00.0130.08020.03
5.4.450.0070.08319.16
5.4.440.0000.05019.36
5.4.430.0070.06719.57
5.4.420.0100.06719.36
5.4.410.0070.07319.14
5.4.400.0230.06319.04
5.4.390.0030.05719.14
5.4.380.0130.06719.03
5.4.370.0070.07319.11
5.4.360.0100.07719.02
5.4.350.0130.07018.98
5.4.340.0070.08018.82
5.4.320.0070.04718.79
5.4.310.0130.07019.12
5.4.300.0070.06718.99
5.4.290.0030.08019.22
5.4.280.0030.08718.89
5.4.270.0100.06719.03
5.4.260.0000.08019.09
5.4.250.0070.07718.91
5.4.240.0070.08319.06
5.4.230.0070.07719.02
5.4.220.0070.06319.07
5.4.210.0200.04718.95
5.4.200.0070.05719.02
5.4.190.0130.07319.13
5.4.180.0100.07018.80
5.4.170.0070.08018.93
5.4.160.0100.07719.04
5.4.150.0070.08019.01
5.4.140.0070.07316.01
5.4.130.0000.04716.26
5.4.120.0070.05716.00
5.4.110.0100.05016.31
5.4.100.0030.03716.21
5.4.90.0030.04316.25
5.4.80.0070.03316.38
5.4.70.0070.03716.44
5.4.60.0070.03016.32
5.4.50.0030.03316.39
5.4.40.0030.04016.29
5.4.30.0030.03716.32
5.4.20.0030.03316.40
5.4.10.0000.04016.30
5.4.00.0000.03715.70
5.3.290.0070.08014.64
5.3.280.0170.07014.42
5.3.270.0070.08014.45
5.3.260.0130.06314.45
5.3.250.0030.04714.61
5.3.240.0070.05714.51
5.3.230.0070.04714.58
5.3.220.0030.04014.55
5.3.210.0000.04014.52
5.3.200.0000.04714.55
5.3.190.0000.04014.57
5.3.180.0070.05314.52
5.3.170.0070.03314.52
5.3.160.0070.03714.54
5.3.150.0000.04014.41
5.3.140.0000.04014.54
5.3.130.0030.03714.53
5.3.120.0070.03314.50
5.3.110.0030.04014.54
5.3.100.0030.04313.85
5.3.90.0030.05713.96
5.3.80.0070.07013.99
5.3.70.0000.04013.99
5.3.60.0070.04313.91
5.3.50.0100.06013.90
5.3.40.0100.02713.93
5.3.30.0030.03713.76
5.3.20.0070.02713.65
5.3.10.0000.03713.64
5.3.00.0030.03313.49
5.2.170.0000.07713.17
5.2.160.0130.04313.17
5.2.150.0130.01713.17
5.2.140.0000.03013.17
5.2.130.0000.04313.17
5.2.120.0000.05713.17
5.2.110.0030.04313.17
5.2.100.0030.02713.17
5.2.90.0000.02713.17
5.2.80.0030.03013.17
5.2.70.0000.03313.17
5.2.60.0070.02313.17
5.2.50.0000.03013.17
5.2.40.0100.02013.17
5.2.30.0030.02713.17
5.2.20.0000.03013.17
5.2.10.0000.03013.17
5.2.00.0070.02313.17
5.1.60.0000.05013.17
5.1.50.0030.02313.17
5.1.40.0030.02313.17
5.1.30.0030.02313.17
5.1.20.0030.02313.17
5.1.10.0000.02713.17
5.1.00.0030.02313.17
5.0.50.0000.04013.17
5.0.40.0000.02313.17
5.0.30.0030.03013.17
5.0.20.0000.02013.17
5.0.10.0000.02013.17
5.0.00.0000.03713.17
4.4.90.0030.01313.17
4.4.80.0030.01313.17
4.4.70.0000.02713.17
4.4.60.0000.01713.17
4.4.50.0070.01013.17
4.4.40.0000.02713.17
4.4.30.0030.01013.17
4.4.20.0030.01313.17
4.4.10.0030.01313.17
4.4.00.0000.02313.17
4.3.110.0030.01313.17
4.3.100.0000.01313.17
4.3.90.0000.01313.17
4.3.80.0000.02313.17
4.3.70.0000.01713.17
4.3.60.0030.01313.17
4.3.50.0000.01313.17
4.3.40.0000.02313.17
4.3.30.0000.01313.17
4.3.20.0030.01713.17
4.3.10.0030.01313.17
4.3.00.0000.01713.17

preferences:
35.99 ms | 401 KiB | 5 Q