3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding('CP936'); mb_regex_encoding('CP936'); # var_dump(mb_ereg('TEST', "q\x00TEST"));

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)
8.3.60.0120.00316.36
8.3.50.0160.00521.91
8.3.40.0060.01318.70
8.3.30.0040.01418.95
8.3.20.0040.00420.07
8.3.10.0000.00823.53
8.3.00.0040.00419.09
8.2.180.0070.01118.66
8.2.170.0140.00722.96
8.2.160.0030.01520.49
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.02
8.2.110.0070.00322.37
8.2.100.0000.01219.57
8.2.90.0000.00719.21
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0080.00021.25
8.2.30.0060.00318.40
8.2.20.0030.00517.73
8.2.10.0040.00418.03
8.2.00.0030.00617.79
8.1.280.0110.01125.92
8.1.270.0060.00323.93
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00924.01
8.1.230.0040.00719.12
8.1.220.0000.00717.74
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0000.00917.48
8.1.180.0000.00818.10
8.1.170.0000.01018.54
8.1.160.0040.00422.06
8.1.150.0040.00418.63
8.1.140.0000.00717.34
8.1.130.0030.00317.88
8.1.120.0030.00317.38
8.1.110.0040.00417.50
8.1.100.0040.00317.43
8.1.90.0030.00717.39
8.1.80.0130.00017.43
8.1.70.0060.00617.43
8.1.60.0080.00017.53
8.1.50.0030.00517.50
8.1.40.0050.00517.55
8.1.30.0050.00517.56
8.1.20.0070.00017.53
8.1.10.0040.00417.50
8.1.00.0000.00717.51
8.0.300.0000.00818.77
8.0.290.0000.00717.04
8.0.280.0000.00718.30
8.0.270.0070.00017.23
8.0.260.0000.00617.32
8.0.250.0040.00417.07
8.0.240.0040.00416.98
8.0.230.0000.00816.94
8.0.220.0000.00716.86
8.0.210.0030.00316.82
8.0.200.0060.00016.88
8.0.190.0000.00716.91
8.0.180.0030.00716.89
8.0.170.0060.00316.84
8.0.160.0000.00817.00
8.0.150.0040.00416.92
8.0.140.0000.00716.79
8.0.130.0050.00013.46
8.0.120.0080.00016.92
8.0.110.0040.00416.95
8.0.100.0070.00016.83
8.0.90.0000.00716.93
8.0.80.0000.01817.00
8.0.70.0040.00417.01
8.0.60.0040.00416.93
8.0.50.0000.00716.94
8.0.30.0110.00817.13
8.0.20.0120.01317.40
8.0.10.0030.00316.89
8.0.00.0180.00216.83
7.4.330.0000.00615.00
7.4.320.0060.00016.48
7.4.300.0030.00316.46
7.4.290.0030.00316.59
7.4.280.0040.00416.67
7.4.270.0000.00716.45
7.4.260.0030.00316.65
7.4.250.0070.00016.60
7.4.240.0040.00416.61
7.4.230.0030.00316.55
7.4.220.0110.00716.76
7.4.210.0080.00816.62
7.4.200.0030.00316.65
7.4.190.0070.00016.72
7.4.160.0040.01116.52
7.4.150.0150.00917.40
7.4.140.0100.01017.86
7.4.130.0140.00416.60
7.4.120.0060.01116.51
7.4.110.0130.01016.64
7.4.100.0120.00616.67
7.4.90.0060.01016.59
7.4.80.0100.00719.39
7.4.70.0060.01016.61
7.4.60.0060.01216.42
7.4.50.0000.00916.48
7.4.40.0030.01916.62
7.4.30.0070.01016.36
7.4.00.0120.00314.63
7.3.330.0030.00313.22
7.3.320.0060.00013.24
7.3.310.0040.00416.20
7.3.300.0000.00716.38
7.3.290.0080.00616.35
7.3.280.0080.01116.39
7.3.270.0190.00017.40
7.3.260.0130.01016.29
7.3.250.0120.00616.41
7.3.240.0090.00916.32
7.3.230.0080.00816.39
7.3.210.0140.00316.36
7.3.200.0180.00419.39
7.3.190.0100.01316.50
7.3.180.0080.01116.35
7.3.170.0130.00916.41
7.3.160.0060.00916.30
7.3.120.0070.00714.86
7.2.330.0040.01316.45
7.2.320.0080.00916.36
7.2.310.0130.00316.71
7.2.300.0060.01616.22
7.2.290.0030.01516.73
7.2.60.0110.00316.78
7.2.00.0030.00719.26
7.1.200.0040.00815.65
7.1.100.0040.00418.15
7.1.70.0000.00816.77
7.1.60.0000.01017.29
7.1.50.0040.01516.63
7.1.00.0070.07322.44
7.0.200.0040.01116.75
7.0.140.0030.07322.08
7.0.60.0170.06019.92
7.0.50.0100.05017.90
7.0.40.0100.07020.05
7.0.30.0230.04720.02
7.0.20.0230.04020.16
7.0.10.0030.08720.33
7.0.00.0000.05320.00
5.6.280.0030.07321.15
5.6.210.0070.08020.59
5.6.200.0070.05018.12
5.6.190.0130.08020.35
5.6.180.0230.04320.60
5.6.170.0230.08020.35
5.6.160.0100.08320.50
5.6.150.0000.04718.22
5.6.140.0030.05018.22
5.6.130.0030.04318.14
5.6.120.0000.05321.14
5.6.110.0070.06321.13
5.6.100.0030.07720.96
5.6.90.0070.06320.99
5.6.80.0100.05320.37
5.5.350.4070.03720.46
5.5.340.0170.07717.91
5.5.330.0030.09320.23
5.5.320.0200.08720.29
5.5.310.0270.08020.21
5.5.300.0100.07018.00
5.5.290.0070.07717.88
5.5.280.0100.04020.76
5.5.270.0100.08020.75
5.5.260.0070.04020.94
5.5.250.0100.07320.57
5.5.240.0100.03320.22
5.4.450.2700.04719.42
5.4.440.2830.04019.48
5.4.430.2670.04019.20
5.4.420.2800.04019.45
5.4.410.2930.03719.26
5.4.400.2670.03718.94
5.4.390.2900.04018.81
5.4.380.2700.04019.16
5.4.370.2670.03719.13
5.4.360.2630.03319.13
5.4.350.2730.04318.80
5.4.340.2800.03319.08
5.4.320.2500.03718.88
5.4.310.2470.03719.06
5.4.300.2770.04319.24
5.4.290.2630.04319.08
5.4.280.2830.04319.16
5.4.270.2700.04019.13
5.4.260.2900.04019.24
5.4.250.2770.03318.77
5.4.240.1500.04019.16
5.4.230.0030.04319.24
5.4.220.0170.03719.09
5.4.210.0070.07019.07
5.4.200.3070.04719.14
5.4.190.2730.03718.76
5.4.180.2100.03719.24
5.4.170.2500.04019.03
5.4.160.2800.04018.78
5.4.150.2470.03719.24
5.4.140.2870.03316.41
5.4.130.2870.04716.38
5.4.120.2700.04016.32
5.4.110.2670.02716.28
5.4.100.2700.03716.55
5.4.90.2830.04716.44
5.4.80.2700.03716.49
5.4.70.2430.03716.42
5.4.60.2930.03716.19
5.4.50.3000.04016.36
5.4.40.2600.03716.46
5.4.30.2530.03316.47
5.4.20.2600.03316.41
5.4.10.2570.03316.36
5.4.00.2430.03315.77
5.3.290.3470.03714.52
5.3.280.2570.03714.49
5.3.270.2630.03714.43
5.3.260.2500.04014.45
5.3.250.2630.03714.46
5.3.240.2530.04014.56
5.3.230.2530.03714.55
5.3.220.2670.03714.51
5.3.210.2700.03714.42
5.3.200.2600.04314.39
5.3.190.2330.04314.66
5.3.180.2600.03714.40
5.3.170.2670.03314.40
5.3.160.2970.04014.42
5.3.150.2830.04014.39
5.3.140.2470.04014.45
5.3.130.2670.04314.43
5.3.120.2530.03714.38
5.3.110.2400.04314.40
5.3.100.2630.04013.87
5.3.90.2700.03313.86
5.3.80.2700.03713.81
5.3.70.2600.04314.06
5.3.60.2730.03713.78
5.3.50.2770.03313.80
5.3.40.2800.04313.78
5.3.30.2770.03013.85
5.3.20.2600.02713.73
5.3.10.2700.03313.59
5.3.00.2730.04013.59
5.2.170.2130.02311.16
5.2.160.2300.03310.98
5.2.150.2230.03310.98
5.2.140.2030.03011.30
5.2.130.2300.03310.95
5.2.120.2370.03011.15
5.2.110.2330.03010.94
5.2.100.2070.03010.96
5.2.90.2170.02311.14
5.2.80.2370.02710.95
5.2.70.2300.03311.03
5.2.60.2270.03310.95
5.2.50.2370.02311.17
5.2.40.1830.02710.85
5.2.30.1700.02310.81
5.2.20.1730.03311.00
5.2.10.1900.03310.82
5.2.00.1930.03010.69
5.1.60.1630.03010.11
5.1.50.0800.0309.88
5.1.40.1230.0239.83
5.1.30.1500.03010.35
5.1.20.1970.03310.35
5.1.10.1500.03010.07
5.1.00.1330.02710.07
5.0.50.0000.0209.40
5.0.40.0000.0209.40
5.0.30.0030.0279.40
5.0.20.0030.0209.40
5.0.10.0000.0209.40
5.0.00.0000.0309.40
4.4.90.0030.0139.40
4.4.80.0000.0139.40
4.4.70.0000.0179.40
4.4.60.0000.0179.40
4.4.50.0870.0179.40
4.4.40.0870.0239.40
4.4.30.1030.0209.40
4.4.20.0830.0209.40
4.4.10.0830.0179.40
4.4.00.0370.0279.40
4.3.110.0000.0179.40
4.3.100.0030.0109.40
4.3.90.0030.0179.40
4.3.80.0030.0239.40
4.3.70.0030.0139.40
4.3.60.0000.0179.40
4.3.50.0000.0179.40
4.3.40.0030.0209.40
4.3.30.0000.0139.40
4.3.20.0200.0179.40
4.3.10.0070.0179.40
4.3.00.0400.0179.40

preferences:
41.09 ms | 401 KiB | 5 Q