dir = {1:'apple',2:'pear',3:'peach',4:{"otherfruits":'banana',"cheapone":'none'}}
print(dir[4]['cheapone'])
none
dir = {1:'apple',2:'pear',3:'peach',4:{"otherfruits":'banana',"cheapone":'none'}}
print(dir[4]['cheapone'])
none
繼續運行 ?* 回憶上次內容 上次使用shell環境中的命令 命令 作用 c