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New in Version 18.0

August 8, 2018

New General Features

  • Greatly improved the speed of various operations when opening very large files.

Test results:

v17.9 v18.0 Comparison
Find “abc” with “Count Matches” option 28.9 seconds 4.09 seconds 7.07 times faster
Replace “abc” with “@@@” 30.9 seconds 4.30  seconds 7.19 times faster
Filter “abc” 30.7 seconds 4.16 seconds 7.38 times faster
Sort A to Z (default options) 64.0  seconds 38.1 seconds 1.67 times faster
Sort A to Z (fast binary comparison) 35.5  seconds 10.3 seconds 3.45 times faster
Delete Duplicate Lines 31.7  seconds 18.3  seconds 1.73 times faster
Save (as the same file after changes) 25.8 seconds 0.562 seconds 45.9 times faster
Save As a new file 26.7 seconds 0.484 seconds 55.2 times faster

* 538 MB, 10,000,000 lines, random ASCII data, Use Temporary Files option on (default), Windows 10 (64-bit), Core i7-8700K, 32GB RAM.

  • The new version allows you to use any encoding when opening, reloading, or saving files without first defining them in the Define Encodings dialog box. Selecting “More…” in the Encoding drop-down list box or the Reload menu will show additional encodings. The initial list of encodings can be customized via the Encoding list in the Define Encodings dialog box.
  • If Dark mode is used in Windows 10, EmEditor will also use dark colors. EmEditor displays custom bars, drop-down list boxes in the Find/Filter toolbars, text boxes, and list boxes inside dialog boxes in dark colors when Dark mode is selected in the Colors tab under Personalization in Windows Settings. Some of these colors can be further customized in the View page of the Customize dialog box. Editor view colors becomes dark colors when selecting the MinimalZen in the Display page of configuration properties.
  • Increased the number of icons that can be used in the Associate with EmEditor dialog box.

New Options

  • Added the Prompt when creating a new file in a network path check box to the File page of the Customize dialog box.
  • Deleted the Black, Blue, Brick, EmEditor Classic, and Rose themes from the Display page of configuration properties.
  • Added the Enable/Disable All check box to the Define Encodings dialog box, and removed the New, Delete, Up, Down, Properties buttons from the dialog box. The Encoding Properties dialog box was deprecated.
  • Removed the Open Undefined as System Default Encoding check box from the Detect All Result dialog box.

Bug Fixes

  • Fixed customer-reported issues (1, 2, 3, 4, 5, 6).

← New in Version 18.1 New in Version 17.9 →

  • Text Editing
    • Batch Replace
    • Binary Editing
    • Bracket/Quotation Mark Auto-Complete
    • Clipboard History
    • Compare Documents
    • EditorConfig Support
    • Filter Bar
    • Find and Replace
    • Format Selection
    • Fuzzy Matching
    • Language Server Protocol Support
    • Multiple Selection Editing
      • How to use Vertical Editing
    • Number Range Expression for Find and Replace
    • Regular Expressions
    • Syntax Checker for HTML, CSS, JSON, XML
    • Syntax Highlighting
  • Powerful CSV Tools
    • Autofill
    • Combine Lines
    • Combine/Split Columns
    • CSV Converter
    • Custom CSV formats
    • Delete Duplicate Lines
    • Extract Columns
    • Extract Frequent Strings
    • Flash Fill
    • Freeze header
    • Insert lines/columns
    • Join CSV
    • Manage Columns
    • Numbering
    • Pivot table
    • Sort
    • Transpose
  • Large File Support
    • Fast Processing of Large Files
    • Large File Controller
    • Large Files up to 16 TB
    • Lightweight, multithreaded design
    • Split and Combine Files
  • User Experience
    • Configurations
    • Customizable Interface
    • Customizable toolbars
    • Document Groups
    • International language and locale support
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  • Extensibility
    • AI Assisted Writing
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        • How to Use Zen Coding
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    • Scriptable Macros
  • More Features
    • Base64
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  • History
    • New in Version 26.2
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    • New in Version 17.9
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