notepad++ regular expression to replace multiple spaces with one comma

The following is the notepadtutorial column to introduce notepad regular expressions to replace multiple spaces with a comma. I hope it will be helpful to friends in need!

Goal: Replace multiple spaces between two texts with a comma. (To process CSV data)

Open notepad and press Ctrl h to bring up the Replacement window. Select the regular expression of the search mode.

The search target is: [ ] Replace with ,

Replace all

\s 表示空白字符。包括，空格，制表符等
“ ” 只表示空格。
\s+ 可匹配至少一个空白字符。
[ ]+ 只表示多个空格。

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