第一种:循环检查替换 //供使用者调用 function trim(s){ return trimRight(trimLeft(s)); } //去掉左边的空白 function trimLeft(s){ if(s == null) { return ""; } var whitespace = new String(" \t\n\r"); var str = new String(s); if (whitespace.indexOf(str.charAt(0))
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
// 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
CharSequence就是字符序列,String, StringBuilder和StringBuffer都是其实现类. 模仿String.trim() 实现了一个CharSequence通用的去除两端空格方法. public static CharSequence trim(CharSequence cs) { int len = cs.length(); int st = 0; while ((st < len) && (cs.charAt(st) <= ' ')) { s