list 的添加 移除

====python  append()===
fruits=["apple","banana","cherry"]
print(fruits)
fruits.append("orange")  #將orange 加至 fruits的末端
print(fruits)


=======python insert() =====
\fruits=["apple","banana","cherry"]
print(fruits)
fruits.insert(2,"orange")  #將orange 加至 索引2的位置
print(fruits)


=======python remove() =======
fruits=["apple","banana","cherry"]
print(fruits)
fruits.insert(2,"orange")  #將orange 加至 索引2的位置
print(fruits)
fruits.remove("orange")    #將orange 刪除
print(fruits)

=========python remove() ==
fruits=["apple","banana","cherry"]
print(fruits)
fruits.append("orange")
fruits.insert(1,"orange")
print(fruits)
fruits.remove("orange")   #先 remove 索引值小的
print(fruits)


=========python pop()
fruits=["apple","banana","cherry"]
print(fruits)
fruits.insert(1,"orange")
print(fruits)
fruits.pop(2)   #直接移除索引值的元素
print(fruits)

====python reverse() ==
fruits=["apple","banana","cherry"]
print(fruits)
fruits.reverse()
print(fruits)

======= python sort()==
fruits=["apple","banana","cherry"]
print(fruits)
fruits.insert(1,"orange")
fruits.sort()
print(fruits)