《Python编程从入门到实践》
第二章 字符串
print("Hello Python world!")

msg1 = "hi"
print(msg1)

msg2 = 'hi2'
print(msg2)

字符串连接

msg3 = msg1 + ' ' + msg2
print(msg3)

‘’和“”“”

msg4 = "hello 'may' "
print(msg4)

msg5 = 'hello "may" '
print(msg5)

name = "ada lovelace"

首字符大写

print(name.title())

全部大写

print(name.upper())

全部小写

print(name.lower())

制表符

print("\tPython")

换行符

print("\nPython")

fav_language = ' python '
print(fav_language)

去除后面空白字符

print(fav_language.rstrip())

去除前面空白字符

print(fav_language.lstrip())

去除前后空白字符

print(fav_language.strip())