scala代码块 截取以某个字符开头,以某个字符结尾的字符串 def main(args: Array[String]): Unit = { val s = "{{a61,a2,a3},{b1,b2,b3},{c1m,.,kkl,c2,c3}}" val reg = Pattern.compile("\\{(\\w+?),") val matcher = reg.matcher(s) while (matcher.find()) { println(matcher.…
java 正则匹配空格字符串 正则表达式截取字符串 需求:从一堆sql中取出某些特定字符串: 比如配置的sql语句为:"company_code = @cc and project_id = @pid ; update t set a = @aa,b=@bb,c=@cd,ttt=@ttt;update t2 set d=@bb"; 我要拿出所有的以@开头的作为变量,并且去重,则如下玩: ps:其中正则匹配空格是 “\s+” public class Test { public stat…