Recursively Search for Files

Linux

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# Search Entire File System for File
find / -name "user.txt" 2>/dev/null

# Search Entire File System for Pattern
find / -name "*.txt" 2>/dev/null

# Search for Files containing a String
grep -r "search_string" /path/to/search/directory

Windows

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• PowerShell
  

  # Search Entire File System for File
  Get-ChildItem -Path C:/ -Recurse -Filter "user.txt" 2>$NULL
  # Including Hidden Files
  Get-ChildItem -Path C:/ -Recurse -Hidden -Filter "user.txt" 2>$NULL
  
  # Search Entire File System for Pattern
  Get-ChildItem -Path C:/ -Recurse -Filter "user.txt" 2>$NULL
  Get-ChildItem -Path C:/ -Recurse -Hidden -Filter "*.txt*" 2>$NULL
  

• CMD
  

  # Search Entire File System for File (including Hidden Files)
  dir /s /b C:\user.txt 2>nul
  
  # Search Entire File Sytem for Pattern (including Hidden Files)
  dir /s /b /a C:\*.txt 2>nul