-f FILE (conditional operator)

true if the file exists and is a regular file.

Links

• Bash manual
• POSIX specification of test

Examples

Different ways to test if a file is a regular file:

1 2 3 4

test -f ~/file.txt && echo "regular file" [ -f ~/file.txt ] && echo "regular file" # Bash [[ -f ~/file.txt ]] && echo "regular file"