Python字符串的转义字符

字符串的转义字符

什么是转义字符

• 字符要转成其他含义的功能,所以我们叫他转义字符
• \ + 字符

Python中的转义字符

转义无效符

• 在python中 在字符串前加 r 来将当前字符串的转义字符无效化
  • print(r'hello \f')
• r对格式化无影响

代码

# coding: utf-8

info_n = ('my name \nis %s\n' % 'dewei')
print(info_n)

info_t = 'my name \tis dewei'
print(info_t)

info_v = 'my name \v is dewei'
print(info_v)

info_a = 'my name \a is dewei'
print(info_a)

info_b = 'my name is dewei\b'
print(info_b)

info_r = 'my name is dewei\r'
print(info_r, info_b)

info_f = 'my name is dewei\f'
print('f', info_f)

print('my name is \'dewei\'')
print("my name is \"dewei\"")
print('my name is \"Dewei\"')

print('my name is \\ dewei')

print(r'my name is \\ dewei\n')

print(r'my name is %s' % 'dewei')