関連ワード:  bash check if variable is specific string    bash check if variable is string    bash check if variable is string or integer    bash check if variable is string or array    bash check if var is string    bash check if variable is empty string    bash check if variable is empty string or null    bash check if var is empty string    bash check if variable string equals    bash check if variable is not empty string  
結果 : bash check if variable is specific string