A.str.replace(char,’’)B.str.remove(char)C.str.strip(char)D.A和C都對(duì)
A.returnA ,bB.return (a,b)C.return [a,b]D.A和B都對(duì)
A.os.system(command)B.subprocess.run(command)C.exec(command)D.A和B都對(duì)