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…
有时候觉得js内置的方法不够用.可自己扩充. 下面是我扩充的几个方法. 为了避免变量冲出.覆盖.利用自执行函数实现. +function (a) { a.fn = a.prototype; var fn = { /** * 进制转换 * @param to * @returns {string} */ toBits: function (to) { var bits = []; var t = this; var i = 0; for (i; i < t.length; i++) { var c…
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…
package com.ynet.utils; import java.util.regex.Matcher; import java.util.regex.Pattern; /** * Created by Arya on 2017/11/3 0003. */ public class StringUtil { //去除所有空格 public static String replaceAllBlank(String str) { String s = ""; if (str!=nul…
JavaScript String 字符串方法汇总 1.str.indexOf() 方法查找字符串中的字符串 返回 字符串中指定文本首次出现的索引(位置) JavaScript 从零计算位置.0 是字符串中的第一个位置,1 是第二个,2 是第三个 ... 无法设置更强大的搜索值(正则表达式) var str = "The full name of China is the People's Republic of China."; var pos =…
第一种:循环检查替换 [javascript] //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(st…