Introduction to if - The Linux Documentation Project

Introduction to if - The Linux Documentation Project

瀏覽:1310
日期:2026-04-22
At times you need to specify different courses of action to be taken in a shell script, depending on the success or failure of a command. ... [ -f FILE] True if FILE exists and is a regular file. [ -g FILE] True if FILE exists and its SGID bit is set. [ -...看更多