String
str
=
"\n"
+
"2020-10-22T07:56:07.867Z,,,,asdasdasn" +
"2020-10-22T07:56:22.874Z,,,,a's'da's" +
"2020-10-22T07:59:33.348Z,,b"
String
regex
=
"[0-9]{4}[-][0-9]{1,2}[-][0-9]{1,2}"
// String
regex
=
"[0-9]{4}[-][0-9]{1,2}[-][0-9]{1,2}[T][0-9]{1,2}[:][0-9]{1,2}[:][0-9]{1,2}[.][0-999]{1}"
Pattern
p
= Pattern.compile(regex)
Matcher
matcher
= p.matcher(str)
if (matcher.find()) {
System.out.println(matcher.groupCount())
System.out.println(matcher.group(0))
temp
= str.split(matcher.group(
0
))
for (String i:temp
System.out.println(i)
dengqx
正则表达式
-
4812
-
神奇的程序员
TypeScript
JavaScript
-
171
-
fuyifang
正则表达式
Python
