正则_^和$匹配开始和结尾字符

import re
'''
以^开头，以$结尾
'''
beginWithHello = re.compile(r'^Hello')
beginWithHello.search('Hello World')
print(beginWithHello.search('He said Hello')==None)

endWithNumber = re.compile(r'\d$')
endWithNumber.search('1234567890')
print(endWithNumber.search('12 34567890 ')==None)

结果是：
True
True