1、count 計數
mytest="GIS is cool"
print (mytest.count("i"))
2、lower方法
所有的大寫字符轉成小寫字符
mytest="GIS is cool"
print (mytest.lower())
3、upper方法
所有小寫轉大寫
mytest="GIS is cool"
print (mytest.upper())
4、title方法
單詞都是以大寫字符開始,其餘的都是小寫
mytest="GIS is cool"
print (mytest.title())
5、split分割字符
mytest="GIS is cool"
mylist=mytest.split(" ")
print (mylist)