在开发中我们会遇到需要去除左右空格的需求,如果只是简单的空格,调一下trim()方法即可,但如果有中文全角.回车等看起来是空格的非空格,则需要自定义来开发实现,下面这个工具可以实现去左右那些看起来是空格的所有空格字符. import com.google.common.base.CharMatcher; /** * @author yangzhilong * @date 6/25/2019 */ public class TrimUtils { /** * trim left and right
datafile.txt #文件 Man: this is the right room for an argument. Other Man: I've told you once. Man: No you haven't Other Man: Yes, I have. (pause) Man: When? Other Man: Just now. Man: No you didn't Other Man: Yes I did. Man: You didn't Other Man: I'm
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
// a:列数 bool:排序升序判断参数 true false Str:支持多列 function newUnitSort(a, bool, str) { var oTable = document.getElementById('ATEST'); var arr = []; for (var i = 0; i < oTable.tBodies[0].rows.length; i++) { arr[i] = oTable.tBodies[0].rows[i]; } if (bool) { if