shell script if f的相關文章
shell script if f的相關公司資訊
shell script if f的相關商品

Introduction to if - The Linux Documentation Project
瀏覽:1177
日期:2025-04-23
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