How to change url using Javascript

Changing URL in Address Bar using Javascript

By using this we can change the url of the page in address bar without reloading the page. This can be used for ajax calls that need to change url without reloading the page. window.history.pushState("string", "Title", "/new-url"); window.history.replaceState("string", "Title", "/another-new-url");   ..

Set dynamic title for image using jquery

How to set title dynamicaly

Here is a simple example to set title for an image by jquery. HTML Code <li><a href="home.html"><img src="images/home.jpg" ></a></li> <li><a href="contact.html"><img src="images/contact.jpg"></a></li> Javascript Code $(document).ready(function(){ $('.menu li').mouseover( function(){ var src = $(this).find('a').attr('href');   ..

Find number of days between two dates

Get days between two given dates

How to find number of days between two dates By using the below code snippet you can get number of days between two given dates. here in below javascript code I have passed date1 and date2 as two different dates fro which we have to find the number of days between  ..

How to validate ipaddress using javascript

Validate ip address using javascript

Mostly we user to validate ipaddress and email using regula exression from server side, it is also not a very bad idea to validate IP Address using simple javascript. Below is the javascript code to validate IPAddress. function ValidateIPaddress(inputText) { var ipformat = /^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/; if(inputText.value.match(ipformat)) { document.form1.text1.focus(); return true; }  ..

How to make div tag into page link

Jquery div tag into href

HTML code <div class='css_classname'> < a href='index.php'> Index </a> </div> <div class='css_classname'> < a href='linux1.php'> Linux 1 </a> </div> <div class='css_classname'> < a href='linux2.php'> Linux 2 </a> </div> Css code <style> .css_classname { border: 3px solid #F3D1B6; border-radius: 10px 10px 10px 10px; color: #E8C2AF; font: bold 11px/20px Tahoma,Geneva,sans-serif; padding: 0 7px; } </style> Inside javascript or jquery <script> $('.css_classname').click(function() { window.location.href = $(this).find('a').attr('href'); }); </script> You  ..

Window resize orientationchange function

Javascript resize orientationchange

Bind the "resize orientationchange" function to the window, on change get "cliendWidth" and store it in a variable. How to get window size on resize or orientation change using javascript $(window).bind('resize orientationchange', function() { var ww = document.body.clientWidth; alert(ww); });   ..

Jquery validation for email availabilty

Jquery validation using php n ajax

How to check if an email is already registered or not? Check if an email is already registered in jquery validation. For this we use remote attribute in jquery validation plugin $(function(){ $("form.signupform").validate({ rules:{ email:{ required:true, email:true, remote:{ url:"email-not-registered.php", type:"post"   ..

How to find users screen size and resolution

Detect users screen size and screen resolution

Many people use different hardware/pc for accessing online applications. In this growing trend web application are presented for web users depending upon their screen size, By using the below coed you can find the screen size od the device used by the user. <?php if(isset($_COOKIE["deviceResolution"])) { $urScreenRes  ..

How to add nofollow attribute to links

Auto nofollow attribute for links

How to add Auto nofollow attribute for links You can add nofollow urls via javascript using below scripts. <script type=\"text/javascript\"> jQuery(document).ready(function(){ jQuery(\'a[href*=\"http://\"]:not([href*=\"\"])\').attr(\'rel\',\'nofollow\'); jQuery(\'a[href*=\"https://\"]:not([href*=\"\"])\').attr(\'rel\',\'nofollow\'); }); </script>   ..

Convert php array to javascript array

Fetch array values in javascript from php

1. Create php array <?php $arrPhp=array("1","2","3","4","5'); ?> 2. Create javascript array <script> var arrJava=new Array(); </script> 3. Now assign php array value to javascript array value <script> <?php for($i=0;$i<count($arrPhp);$i++) echo "arrJava[".$i."]=".$arrPhp[$i].";"; ?> alert(arrJava); </script>   ..

How to create drag div tag jquery

Create draggable Div - jQuery

1. First insert jquery file in header field. <script src=""></script> 2. create a div which is used to drag. <div id="draggable"></div> 3. Now, write the draggable function in script tag. $(function() { $( "#draggable" ).draggable(); }); 4. Now div is draggable anywhere.   ..

Get lattitude n longitude from google maps

How to get lattitude n longitude from google maps

How to get lattitude n longitude from google maps? Its easy to get lattitude n longitude from google maps, Its not required to write your own code or build you own DB to get lattitude n longitude from google maps using below code. <script type="text/javascript" src="jquery-1.5.1.min.js"></script> <script src="" type="text/javascript"> </script> <script  ..

Logarithms calculate log of base x

How to calculate log of base x

How to calculate log of base x value using javascript? The below code will help you to calculate log of x values using javascript. Base 10 function log10(val) { return Math.log(val) / Math.LN10; } All base of Log value Math.log = (function() { var log = Math.log; return function(n, base)  ..

Trigonometric function to calculate degree

How to calculate degree value

How to calculate degree value using javascript? Javascript can be used to calculate trigonometric value or degree. While calculating the degree, the degree value must be divide by 57.2957795130823 and call Math trigonometric functions. Example: var deg = 45; // degree value var conv = 57.2957795130823; // Conversion value Math.sin(deg  ..

Function to calculate polygon area

Algorithm to calculate polygon area

Algorithm to calculate polygon area in Javascript function polygonArea(X, Y, numPoints) { area = 0; // Accumulates area in the loop j = numPoints-1; // The last vertex is the 'previous' one to the first for (i=0; i<numPoints; i++) { area = area + (X[j]+X[i]) * (Y[j]-Y[i]);  ..

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