Chmod कैलकुलेटर

Chmod Calculator - तकनीकी विवरण

Unix file permissions control who can read, write, and execute files. Each permission set (owner, group, others) uses 3 bits: read (4), write (2), execute (1). Common values: 644 for files, 755 for executables, 700 for private directories.

कमांड-लाइन विकल्प

# Common chmod examples\nchmod 755 script.sh      # rwxr-xr-x (executable)\nchmod 644 file.txt       # rw-r--r-- (regular file)\nchmod 600 secrets.env    # rw------- (private)\nchmod -R 755 directory/  # Recursive