Prefix lines during replace

regex

Find: ^(.*)$
Replace: // $1

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing Replace Cookbook

Normalize spacing.

Open In sheetregexsame section

Surround found words using capture groups.

Open In sheetregexsame section

Useful when massaging JS-like objects into JSON-like keys.

Open In sheetregexsame section

Search and replace in the active editor.

Open In sheettext1 tag match

Search and replace across the workspace.

Open In sheettext1 tag match

Reduce multiple blank lines to one.

Open In sheetregex1 tag match