関連ワード:  shell script check if variable not empty    shell script check if variable is empty    shell script check if variable is empty string    sh script check if variable is empty    shell script check if var is empty    shell script check if parameter is empty    linux shell check if variable not empty    shell script check if variable is not empty string    shell script check if variable is null    linux shell check if variable is empty  
結果 : shell script check if variable not empty