name ="hello python"
print(name[6])
### qiepian capzuo
name1 = "abcdefg"
print(name1[2:5:1])
print(name1[2:5])
print(name1[:5])
print(name1[1:])
print(name1[:])
print(name1[::2])
print(name1[:-1])#-1表示最后一个数
### 字符串find操作
myster = "hello word and hello python"
print(myster.find("hello"))
print(myster.find("hello",10,27))
print(myster.find("student"))
print(myster.find("hello"))
print(myster.find("hello",10,27))
print(myster.find("student"))
### rfind
myster1 = "python.png"
print(myster1.rfind(".png"))
print(myster1.rfind(".png"))
print(myster1.rfind(".png"))
### count
myster2 = "hello word and hello python hello web"
print(myster2.count("hello"))
### count
myster2 = "hello word and hello python hello web"
print(myster2.count("h"))
### 字符串修改
myster3 = "hello word and hello python"
print(myster3.replace("and","&"))
print(myster3.replace("hello","hellow"))
### 按照指定字符分割字符串
myster4 = "apple,orange,banana"
print(myster4.split(","))
print(myster4.split(",",1))
print(myster4.split("*"))
### join()：用一个字符或字串合并字符串，并把
name2 = "hellow"
name3 = "world"
print(name2.join(name3))
### 将字符第一个字符大写，其他小写
myster5 = 'studenT'
print(myster5.capitalize() )
###
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