Basic Special Characters and Symbols Within Regular Expressi

2019-06-19 20:04栏目:技术创新

Character      Meaning 
^              Anchor for the beginning of a line
$              Anchor for the end of a line
A             Anchor for the start of a string
Z             Anchor for the end of a string
.              Any character
w             Any letter, digit, or underscore
W             Anything that w doesn't match
d             Any digit
D             Anything that D doesn't match (non-digits)
s             Whitespace (spaces, tabs, newlines, and so on)
S             Non-whitespace (any visible character)

版权声明:本文由新浦京娱乐站_新浦京娱乐场官网_新浦京娱乐发布于技术创新,转载请注明出处:Basic Special Characters and Symbols Within Regular Expressi