先來看一個簡單的例子:下面以三個頁面分別命名為frame.html、top.html、bottom.html為例來具體說明如何做。 frame.html 由上(top.html)下(bottom.html)兩個頁面組成,代碼如下:<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><TITLE> frame
function formatNumber(num, pattern) { var strarr = num ? num.toString().split('.') : ['0']; var fmtarr = pattern ? pattern.split('.') : ['']; var retstr = ''; // 整數部分 var str = strarr[0];
當我們想擷取求URL中?號後面中一個特定的參數的值時我們可以用如下的一個JavaScrit函數去擷取它: function GetRequest() { var url = window.location.href;// location.search; //擷取url中"?"符後的字串 var theRequest = new Object(); if (url.indexOf("?") != -1) {
How to Execute a JavaScript Code on a TWebBrowser Document The TWebBrowser Delphi control provides access to the Web browser functionality from your Delphi applications. Here's how to execute a custom script (JavaScript or VBScript) function on a
沒有按別人的推薦,學什麼聖經類的js書,而是隨便挑了本《JavaScript in 10 Steps or Less》。花了3個小時,看了30個task。講的非常淺顯詳細。雖然是E文,但很淺顯易懂。 task31:Calling Functions from TagsOne of the benefits of JavaScript is to be able to tie interactivity to elements of the HTML page. One way you can
原文:http://www.digital-web.com/articles/seven_javascript_techniques/ Whether or not your JavaScript is maintainable often seems to be relative to the task you’re trying to accomplish. You can follow best practices, or not, and sometimes you’ll be
文章來自:http://xusulong.javaeye.com/blog/512154 在做字元轉義的時候遇到的問題,本來我是這樣的代碼Java代碼:for(var i = 0; i < input.lenght; i ++) { var c = input[i]; var output = "" switch(c) ...... return output; } for(var i = 0; i <
上一章介紹了如何用JSON表示資料,這一章將為我們解決如何在伺服器端產生JSON格式的資料以便發送到用戶端,以及用戶端如何使用JavaScript處理JSON格式的資料。 我們先討論如何在Web頁面中用JavaScript處理JSON資料,我們通過一個簡單的JavaScript方法就能看到用戶端如何將JSON資料表示給使用者: function handleJson(){ var j = {"name":"Michael","address":
原文:http://www.lukfor.comThe prototype object of JavaScriptNo, we're not going to discuss how to construct a new version of JavaScript in this tutorial. The prototype object of JavaScript, introduced starting in JavaScript 1.1, is a prebuilt object
Gotcha #1: this keywordGotcha #2: variable scope and variable evaluation strategy Object properties are not iterated in order (V8) Comparing NaN with anything (even NaN) is always falseconsole.log("Inputis 123 - ", !isNaN(parseInt("123",