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列表用中括號表示:
list = [ ]
1.append(數(shù)據(jù)):把添加的元素放進列表里
list = [ ]
list.append("老王")
print(list)
list ['老王']
2.insert(數(shù)據(jù),索引):把添加的元素根據(jù)索引放在該索引的位置上
list = ['老王']
list.insert(0,'老宋')
print(list)
list = ['老王','老宋' ]
extend增:
list = ['老張']
list1 = ['老王' '老宋']
list.extend(list1)
print(list)
list = [老王 ,老宋 ,老張]
1.remove(列表里的數(shù)據(jù)):指定刪除某個元素:
list = ['老王','老宋','老張']
list.remove('老宋')
print(list)
list = ['老王','老張']
pop():默認刪除最后一個
list = ['老王','老宋','老張']
list.pop()
print(list)
list = ['老王','老宋']
pop(索引):刪除索引位置上的那個值
list = ['老王','老宋',]
list.pop(0)
print(list)
修改:list [索引] = 數(shù)據(jù)
list = ['老王','老宋','老張','老趙']
list[1] = '老馬'
print(list)
list = ['老王','老馬','老張','老趙']
查找:list [索引]
list = ['老王',`'老馬'`,'老張','老趙]
list [2]
print(list)
list = ['老張']