EmEditor Professional 19.1.0 (64-bit)

What's new in this version:

New General Features:
- Added the ability to specify which individual characters to convert in the Half-Width/Full-Width Conversion dialog box
- The new version shows a message box to ask whether you want to remove the item from the recent file/folder list when a file/folder did not exist when you tried to open it from the recent file/folder list
- Added regular expression support for back references more than 9 by using this form: k<10>, k<11>, k<12> …. If used as a replacement expression, this form can also be used: $10, $11, $12, …
- Added regular expression support for named capturing group by using this form: (?<name>expression) and named back reference by using this form: k<name>
- Greatly improved the speed of Delete Duplicate Lines and various sort commands

Test results:
v19.0 v19.1 Comparison:
- Delete Duplicate Lines (default options) 20.3 seconds 15.4 seconds 1.31 times faster
- Delete Duplicate Lines (compare adjacent lines only) 15.0 seconds 3.24 seconds 4.63 times faster
- Sort A to Z (default options) 106.3 seconds 88.5 seconds 1.20 times faster
- Sort A to Z (fast binary comparison) 59.9 seconds 44.3 seconds 1.35 times faster
- Sort Shortest to Longest 8.67 seconds 4.47 seconds 1.94 times faster
- 2.70 GB, 200 million lines, random ASCII data, Use Temporary Files option on, 16 threads, Windows 10 (64-bit), Core i9-9900K, 32GB RAM, 2TB SSD.

New Options:
- Added the Half-width and Full-width characters list box, the Options list box, Set Options as Default button to the Half-Width/Full-Width Conversion dialog box
- Added the Extend selection on the Duplicate Lines/Columns commands check box to the Edit page of the Customize dialog box
- Added the Middle Click to Paste and Right Click to Set Cursor Position check boxes to the Mouse page of the Customize dialog box

Plug-in API New Features:
- Added the EE_GET_UNICODE_NAME message, Editor_GetUnicodeName inline function, and UNICODE_NAME_INFO structure
- Added the EE_NUMBERING message, Editor_Numbering inline function, and NUMBERING_INFO structure
- Added the EI_GET_CHAR_TYPE command to the EE_INFO message
- Added the FLAG_CONVERT_CUSTOM, FLAG_RIGHT_SINGLE_QUOTATION, and FLAG_RIGHT_DOUBLE_QUOTATION flags and szChars parameter to the EE_CONVERT message and Editor_Convert inline function

Macro New Features:
- Added the GetUnicodeName and Numbering methods to the Editor object
- Added the eeWidthCustom, eeWidthRightSingleQuotation, and eeWidthRightDoubleQuotation flags and szChars parameter to the ChangeWidth method
- Added the LineColor property to the DisplayItem object
- Added the eeColorValidatorError, eeColorValidatorWarning, and eeColorValidatorMessage constants to the Item property of the DisplayList collection