Version 19.7¶

March 24, 2020

New General Features¶

Added the Move/Copy Columns command, and it can be selected via the right-click menu on the ruler. Selecting this command brings up a dialog box where you can specify where you want to move or copy selected columns or the current column to.
Added the Combine Columns command, and it can be selected via the right-click menu on the ruler. Selecting this command brings up a dialog box where you can select whether to concatenate columns or to use the first non-empty value.
Added an option to combine columns to the Extract Columns and Join CSV commands.
Greatly improved the speed of multiline search using an improved algorithm and multi-threaded code.

	v19.6	v19.7	Comparison
Find a multiline string *1	68.8 seconds	0.625 seconds	110 times faster
Replace a multiline string *2	25.3 seconds	0.907 seconds	27.9 times faster
Replace a multiline regular expression *3	54.1 seconds	24.0 seconds	2.25 times faster

*1 Find a 10-line string, Count Matches enabled, 1 string matched.

*2 Replace "ab\nde" with "@", Escape Sequence selected, 17 strings matched.

*3 Replace "a.*?\nb.*?\nc" with "@", Regular Expression selected, 9,842 strings matched.

1.34 GB, 100,000,000 lines, ASCII random data file. 16 threads, Windows 10 (64-bit), Core i9-9900K, 32GB RAM, 2TB SSD.

Added the Move/Copy Columns dialog box.
Added the Combine Columns dialog box.
Added the Combine with previous column check box and the Concatenate and Use first non-empty value radio buttons to the Extract Column dialog box.
Added the Combine with previous column check box and the Concatenate and Use first non-empty value radio buttons to the Join CSV dialog box.