2018年6月25日

# 首字母大写
name = "ada lovelace"
print(name.title())

Ada Lovelace

name = "Ada Lovelace"
# 字符串改为大写
print(name.upper())
# 字符串改为小写
print(name.lower())

ADA LOVELACE
ada lovelace

first_name = "ada"
last_name = "lovelace"
# 使用+号合并字符串
full_name = first_name + " " + last_name
print(full_name)

ada lovelace

first_name = "ada"
last_name = "lovelace"
# 使用+号合并字符串
full_name = first_name + " " + last_name
print(full_name)
print("Hello, " + full_name.title() + "!")
message = "Hello, " + full_name.title() + "！"
print(message)

ada lovelace
Hello, Ada Lovelace!
Hello, Ada Lovelace！

# \t为制表符，相当于tab键
print("\tPython")

    Python

# \n换行符，相当于回车键
print("Languages:\nPython\nC\nJavascript")

Languages:
Python
C
Javascript

print("Languages:\n\tPython\n\tC\n\tJavascript")

Languages:
    Python
    C
    Javascript

name = "eroc"
message = "Hello " + name.title() + ", would you like to learn some Python today?"
print(message)

Hello Eroc, would you like to learn some Python today?

name = "albert einstein"
print(name.title())
print(name.upper())
print(name.lower())

Albert Einstein
ALBERT EINSTEIN
albert einstein

name = "albert einstein"
dictum = "A person who never who never made a mistake never tried anything new."
message = name.title() + "once said, " + '"' + dictum + '"'
print(message)

Albert Einsteinonce said, "A person who never who never made a mistake never tried anything new."

# 空白包括任何非打印字符，包括空格、制表符和换行符
name = " \t\n   albert einstein  \t\n "
print(name.rstrip())
print(name.lstrip())
print(name.strip())

   albert einstein
albert einstein     
 
albert einstein

age = 23
message = "Happy " + str(age) + "rd Birthday!"
print(message)

Happy 23rd Birthday!

print(3 + 5)
print(10 - 2)
print(2 * 4)
print(16 // 2)

8
8
8
8

number = 8
message = "My favourite number is " + str(number) + "!"
print(message)