Samurai Search vs FindText

Search source code, plain text files and PDF files on your iOS device or in iCloud/USB/SMB, preview matched files. or open in your favourite editing/viewing app. Supports flexible search options, including regular expressions (for plain text files). Files searched can be selected from standard or custom text file types or a filename pattern may be specified. Search files and folders can be selected from On My iPad, iCloud Drive or external file providers (e.g SMB/USB folder). Saved search files and folders are retained by the app where possible. iCloud files in selected iCloud Drive folders that match the file type (file extension) criteria or pattern, will be synced to device prior to searching. Searching text files is extremely fast. PDF search speed depends on content. It can be slow.

Find and replace text: 1. Enter or Paste your text from the clipboard into the TextView 2. You can choose Find or Replace function 3. Enter the word or phrase you want to replace in Find what. 4. Enter your new text in Replace with. 5. Replace All to change all occurrences of the word or phrase. To specify only upper or lowercase in your search, select Matching Case or Ignoring Case. For advanced users, we've also added the ability to find patterns using a regular expression. Click the Search button in the search field to see the basic regular expressions or enter the regular expression that you want to replace in Find what.