Python之列表的插入&替换修改方法
用例子说明
fruit=['pineapple','grape','pear'] fruit[0:0]=['Orange']#在fruit集合中第一位插入字符串'Orange' print(fruit)#['Orange','pineapple','grape','pear'] fruit[0]='Grapefruit'#将fruit集合的第一位元素替换为'Grapefruit' print(fruit)#['Grapefruit','pineapple','grape','pear'] fruit[0:0]='Grapefruit' print(fruit)#['G','r','a','p','e','f','r','u','i','t','Grapefruit','pineapple','grape','pear']
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