3v4l.org

run code in 300+ PHP versions simultaneously
<?php function chk($a,$b){ mb_regex_encoding('SJIS-win'); $j=0; for($i=$a;$i<$b;$i++){ $s=sprintf('%x',$i); $hex = hex2bin($s); if(mb_check_encoding($hex)){ if (!mb_ereg($hex, $hex)){ echo "$s($hex):NG\n"; } }else{ } $j++; } echo "cnt:$j\n"; } chk(0xED40,0xFC51);

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)
8.3.40.0070.01118.85
8.3.30.0070.00718.68
8.3.20.0050.00319.19
8.3.10.0000.00823.66
8.3.00.0080.00022.35
8.2.170.0120.00322.96
8.2.160.0090.00622.38
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0060.00319.57
8.2.120.0040.00426.35
8.2.110.0090.00021.38
8.2.100.0060.00619.76
8.2.90.0080.00019.70
8.2.80.0050.00318.34
8.2.70.0080.00018.16
8.2.60.0040.00418.34
8.2.50.0030.00618.10
8.2.40.0040.00421.14
8.2.30.0040.00419.48
8.2.20.0040.00418.40
8.2.10.0030.00618.33
8.2.00.0000.00917.92
8.1.270.0050.00322.14
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00923.84
8.1.230.0040.00822.81
8.1.220.0060.00317.91
8.1.210.0000.00818.77
8.1.200.0000.00917.35
8.1.190.0090.00017.66
8.1.180.0090.00018.10
8.1.170.0000.00818.64
8.1.160.0110.00019.04
8.1.150.0040.00418.96
8.1.140.0000.00722.39
8.1.130.0090.00322.05
8.1.120.0050.00317.51
8.1.110.0030.00617.61
8.1.100.0030.00517.70
8.1.90.0090.00017.54
8.1.80.0040.00417.61
8.1.70.0000.00717.64
8.1.60.0040.00817.70
8.1.50.0040.00417.64
8.1.40.0060.00317.61
8.1.30.0040.00417.80
8.1.20.0000.00817.69
8.1.10.0030.00617.73
8.1.00.0000.00817.71
8.0.300.0040.00419.73
8.0.290.0050.00316.75
8.0.280.0040.00418.46
8.0.270.0030.00616.86
8.0.260.0040.00418.60
8.0.250.0040.00417.02
8.0.240.0040.00417.09
8.0.230.0040.00417.16
8.0.220.0040.00716.84
8.0.210.0040.00417.03
8.0.200.0030.00516.97
8.0.190.0000.00817.14
8.0.180.0030.00616.96
8.0.170.0100.00016.92
8.0.160.0090.00017.04
8.0.150.0050.00517.04
8.0.140.0060.00317.00
8.0.130.0060.00013.53
8.0.120.0040.00416.93
8.0.110.0040.00417.02
8.0.100.0030.00616.83
8.0.90.0030.00616.99
8.0.80.0080.01516.98
8.0.70.0030.00617.16
8.0.60.0030.00516.84
8.0.50.0030.00616.89
8.0.30.0110.01017.07
8.0.20.0110.00817.24
8.0.10.0100.01316.99
8.0.00.0110.01016.96
7.4.330.0000.00615.55
7.4.320.0050.00216.62
7.4.300.0000.00716.66
7.4.290.0090.00016.50
7.4.280.0030.00616.73
7.4.270.0030.00616.66
7.4.260.0030.00516.59
7.4.250.0040.00416.55
7.4.240.0050.00316.54
7.4.230.0040.00416.48
7.4.220.0000.00816.79
7.4.210.0110.00716.72
7.4.200.0040.00416.59
7.4.160.0090.01116.58
7.4.150.0050.01216.65
7.4.140.0090.01217.48
7.4.130.0090.01116.56
7.4.120.0100.01216.59
7.4.110.0110.01116.56
7.4.100.0090.01116.66
7.4.90.0070.01116.59
7.4.80.0070.01017.50
7.4.70.0060.01416.49
7.4.60.0100.00616.55
7.4.50.0090.00916.49
7.4.40.0100.01116.48
7.4.30.0110.00916.51
7.4.20.0100.01116.56
7.4.10.0080.01416.48
7.4.00.0070.01416.21
7.3.330.0030.00313.44
7.3.320.0000.00613.46
7.3.310.0050.00316.48
7.3.300.0000.00816.30
7.3.290.0040.00416.45
7.3.280.0100.01016.38
7.3.270.0070.01516.48
7.3.260.0110.00916.47
7.3.250.0130.00816.45
7.3.240.0110.01216.47
7.3.230.0090.01116.50
7.3.220.0120.00516.28
7.3.210.0090.00816.32
7.3.200.0070.00916.46
7.3.190.0100.00816.38
7.3.180.0070.01016.42
7.3.170.0080.01116.39
7.3.160.0070.01216.34
7.3.150.0090.01116.27
7.3.140.0100.01016.31
7.3.130.0100.01416.36
7.3.120.0110.01116.33
7.3.110.0100.01216.27
7.3.100.0050.01516.38
7.3.90.0090.01016.53
7.3.80.0070.01316.53
7.3.70.0130.01016.38
7.3.60.0120.00716.42
7.3.50.0090.01116.50
7.3.40.0110.00716.49
7.3.30.0130.01016.44
7.3.20.0090.01316.98
7.3.10.0090.01116.94
7.3.00.0110.01117.00
7.2.340.0170.01616.48
7.2.330.0150.01016.54
7.2.320.0160.01116.48
7.2.310.0170.01016.54
7.2.300.0200.00616.58
7.2.290.0180.00916.55
7.2.280.0200.01316.53
7.2.270.0200.01716.43
7.2.260.0170.01616.56
7.2.250.0190.01316.45
7.2.240.0150.01616.56
7.2.230.0160.01416.49
7.2.220.0140.01516.49
7.2.210.0170.01216.56
7.2.200.0190.01216.65
7.2.190.0230.00616.54
7.2.180.0120.01716.48
7.2.170.0190.01116.63
7.2.160.0200.01516.52
7.2.150.0260.01417.25
7.2.140.0160.01317.21
7.2.130.0230.01216.73
7.2.120.0160.01416.68
7.2.110.0350.01416.26
7.2.100.0250.01116.12
7.2.90.0300.01616.12
7.2.80.0600.01116.19
7.2.70.0390.01216.16
7.2.60.0250.01416.20
7.2.50.0270.01516.35
7.2.40.0220.02016.21
7.2.30.0350.01216.18
7.2.20.0250.01516.14
7.2.10.0260.01416.24
7.2.00.0250.01316.34
7.1.330.0220.01416.27
7.1.320.0220.01116.25
7.1.310.0210.01316.17
7.1.300.0300.01515.56
7.1.290.0250.01416.21
7.1.280.0200.01016.22
7.1.270.0190.01316.15
7.1.260.0200.01216.10
7.1.250.0190.01615.56
7.1.240.0140.01715.55
7.1.230.0360.01515.19
7.1.220.0440.01115.10
7.1.210.0350.01415.18
7.1.200.0340.00815.08
7.1.190.0380.01315.23
7.1.180.0280.01615.02
7.1.170.0400.01515.15
7.1.160.0250.01415.07
7.1.150.0280.01315.11
7.1.140.0260.01115.15
7.1.130.0280.01415.14
7.1.120.0260.01115.15
7.1.110.0290.00915.18
7.1.100.0250.01015.20
7.1.90.0180.01615.18
7.1.80.0220.01115.72
7.1.70.0200.01315.60
7.1.60.0280.01220.15
7.1.50.0300.01220.15
7.1.40.0220.01620.02
7.1.30.0240.01520.18
7.1.20.0250.01120.10
7.1.10.0250.00815.70
7.1.00.0210.01115.54
7.0.330.0260.00815.21
7.0.320.0250.00815.26
7.0.310.0280.01614.90
7.0.300.0350.01014.86
7.0.290.0320.01314.82
7.0.280.0300.01714.75
7.0.270.0250.01214.87
7.0.260.0290.01014.82
7.0.250.0230.01114.90
7.0.240.0290.01014.96
7.0.230.0250.01215.33
7.0.220.0260.00915.31
7.0.210.1000.01015.36
7.0.200.0220.00915.30
7.0.190.0290.01115.32
7.0.180.0260.00915.30
7.0.170.0260.00915.33
7.0.160.0200.01415.33
7.0.150.0180.01115.29
7.0.140.0300.01015.29
7.0.130.0170.01215.33
7.0.120.0220.01115.43
7.0.110.0210.01414.86
7.0.100.0240.01314.85
7.0.90.0230.01114.81
7.0.80.0200.01214.77
7.0.70.0210.01114.77
7.0.60.0280.01214.83
7.0.50.0180.01414.80
7.0.40.0250.01214.79
7.0.30.0200.01114.85
7.0.20.0230.00714.75
7.0.10.0200.01314.82
7.0.00.0300.01214.82
5.6.400.0200.01215.85
5.6.390.0160.01715.89
5.6.380.0160.01615.63
5.6.370.0170.01315.46
5.6.360.0250.01415.58
5.6.350.0150.01315.56
5.6.340.0120.01815.47
5.6.330.0130.01615.52
5.6.320.0140.01315.49
5.6.310.0140.01615.50
5.6.300.0140.01415.47
5.6.290.0160.01215.58
5.6.280.0150.01415.60
5.6.270.0170.01615.52
5.6.260.0130.01615.46
5.6.250.0190.01115.57
5.6.240.0180.01115.58
5.6.230.0160.01515.58
5.6.220.0150.01415.53
5.6.210.0160.01515.54
5.6.200.0200.01215.58
5.6.190.0170.01415.63
5.6.180.0160.01315.66
5.6.170.0110.01715.67
5.6.160.0150.01415.47
5.6.150.0140.01415.67
5.6.140.0150.01415.55
5.6.130.0160.01715.52
5.6.120.0190.01215.65
5.6.110.0170.01515.58
5.6.100.0140.01615.52
5.6.90.0150.01515.42
5.6.80.0180.01015.33
5.6.70.0170.01115.48
5.6.60.0160.01415.47
5.6.50.0130.01615.41
5.6.40.0160.01315.44
5.6.30.0160.01415.51
5.6.20.0150.01515.41
5.6.10.0180.01315.39
5.6.00.0150.01615.46
5.5.380.0300.02418.15
5.5.370.0190.02218.17
5.5.360.0240.02118.13
5.5.350.0230.01718.10
5.5.340.0190.02218.00
5.5.330.0200.02518.08
5.5.320.0160.02617.98
5.5.310.0140.02817.98
5.5.300.0190.02318.13
5.5.290.0190.03517.98
5.5.280.0190.02218.08
5.5.270.0240.01718.10
5.5.260.0120.02718.11
5.5.250.0220.03218.19
5.5.240.0190.04118.34
5.5.230.0160.02618.16
5.5.220.0200.02418.16
5.5.210.0180.02118.19
5.5.200.0200.02017.94
5.5.190.0280.01417.92
5.5.180.0220.01618.04
5.5.170.0270.02118.05
5.5.160.0280.02518.20
5.5.150.0150.02517.91
5.5.140.0240.01518.11
5.5.130.0110.03417.93
5.5.120.0200.02317.92
5.5.110.0180.02418.11
5.5.100.0070.03418.14
5.5.90.0190.01918.20
5.5.80.0260.01218.17
5.5.70.0160.02218.29
5.5.60.0120.02818.19
5.5.50.0160.02518.28
5.5.40.0180.02218.07
5.5.30.0250.04018.10
5.5.20.0170.02518.08
5.5.10.0170.02018.23
5.5.00.0100.02818.23
5.4.450.0180.01515.07
5.4.440.0140.02415.21
5.4.430.0080.02515.20
5.4.420.0170.02015.00
5.4.410.0200.01714.96
5.4.400.0160.01915.04
5.4.390.0100.02414.89
5.4.380.0240.01214.99
5.4.370.0160.01614.91
5.4.360.0180.01514.91
5.4.350.0230.01314.99
5.4.340.0220.01214.94
5.4.330.0180.01815.04
5.4.320.0110.02215.04
5.4.310.0280.01315.01
5.4.300.0190.01515.06
5.4.290.0080.02715.00
5.4.280.0180.01515.04
5.4.270.0260.02015.08
5.4.260.0160.01615.09
5.4.250.0150.01814.93
5.4.240.0210.03115.00
5.4.230.0170.01714.75
5.4.220.0250.01914.79
5.4.210.0170.02614.81
5.4.200.0230.02414.72
5.4.190.0260.01714.75
5.4.180.0070.02714.72
5.4.170.0220.02814.81
5.4.160.0170.02014.92
5.4.150.0160.01614.91
5.4.140.0160.02215.06
5.4.130.0150.01815.07
5.4.120.0080.02715.07
5.4.110.0340.01515.11
5.4.100.0170.01715.02
5.4.90.0160.03215.05
5.4.80.0150.02115.26
5.4.70.0150.01615.17
5.4.60.0230.01315.07
5.4.50.0110.02514.98
5.4.40.0130.02315.09
5.4.30.0040.02815.08
5.4.20.0180.01515.15
5.4.10.0150.01815.18
5.4.00.0250.01514.91
5.3.290.0110.01113.08
5.3.280.0180.00013.02
5.3.270.0170.00313.31
5.3.260.0090.00913.11
5.3.250.0090.00913.01
5.3.240.0110.01112.96
5.3.230.0180.00012.97
5.3.220.0130.00713.07
5.3.210.0130.01013.04
5.3.200.0110.00812.92
5.3.190.0140.00912.98
5.3.180.0120.00613.05
5.3.170.0100.01013.21
5.3.160.0140.00513.22
5.3.150.0170.00613.25
5.3.140.0150.00612.98
5.3.130.0150.00713.20
5.3.120.0160.00813.14
5.3.110.0150.00813.16
5.3.100.0160.00612.95
5.3.90.0180.00313.11
5.3.80.0100.01013.07
5.3.70.0060.01112.89
5.3.60.0120.00912.89
5.3.50.0130.00712.99
5.3.40.0120.00912.93
5.3.30.0180.00313.01
5.3.20.0130.00613.21
5.3.10.0140.00712.92
5.3.00.0130.00912.78
5.2.170.0040.01212.02
5.2.160.0090.01212.08
5.2.150.0100.00612.17
5.2.140.0150.00611.96
5.2.130.0050.01412.26
5.2.120.0060.00911.96
5.2.110.0140.00511.97
5.2.100.0120.00411.96
5.2.90.0090.00512.11
5.2.80.0100.00712.05
5.2.70.0040.01511.91
5.2.60.0130.00411.88
5.2.50.0100.00512.03
5.2.40.0220.00712.07
5.2.30.0100.00511.91
5.2.20.0110.00411.74
5.2.10.0160.00011.70
5.2.00.0100.01011.63
5.1.60.0120.00211.10
5.1.50.0100.00711.09
5.1.40.0080.00511.22
5.1.30.0130.00011.31
5.1.20.0100.00511.03
5.1.10.0120.00611.04
5.1.00.0110.00311.02
5.0.50.0120.00310.03
5.0.40.0090.00310.01
5.0.30.0110.0049.94
5.0.20.0070.0059.84
5.0.10.0060.0069.73
5.0.00.0040.0079.70
4.4.90.0060.0068.91
4.4.80.0080.0008.91
4.4.70.0050.0028.91
4.4.60.0070.0008.91
4.4.50.0040.0048.91
4.4.40.0040.0048.91
4.4.30.0040.0048.91
4.4.20.0050.0038.91
4.4.10.0000.0078.91
4.4.00.0070.0038.91
4.3.110.0020.0058.91
4.3.100.0100.0008.91
4.3.90.0040.0048.91
4.3.80.0050.0028.91
4.3.70.0000.0078.91
4.3.60.0040.0048.91
4.3.50.0050.0058.91
4.3.40.0090.0008.91
4.3.30.0030.0068.91
4.3.20.0060.0008.91
4.3.10.0020.0048.91
4.3.00.0040.0048.91

preferences:
57.06 ms | 400 KiB | 5 Q