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Javascript trim function

In programming, trim is a string manipulation function or algorithm. The most popular variants of the trim function strip only the beginning or end of the string. Typically named ltrim and rtrim respectively. This Javascript code trim implementation removes all leading and trailing occurrences of a set of characters specified. If no characters are specified it will trim whitespace characters from the beginning or end or both of the string. Without the second parameter, Javascript function ...

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Javascript Equivalent of PHP’s trim function

Trim function in PHP can remove whitespace from the beginning and end of a string. Javascript do not have this function, but is easy to made one. [code] // remove space in a string function trim(str) { if(!str || typeof str != 'string') return null; return str.replace('/^\s+|\s+$/g', ''); } [/code]

Javascript Equivalent of PHP’s explode() and implode()

Do you know javascript has equivalent functions as php's explode() and implode(). Let's say we have a string: [code] $string = 'aa:bb:cc'; [/code] We want to break down each number into an array called $num_array. In PHP we could do this: [code] $explode_array = explode(':', $string); [/code] The PHP implode function would produce the following: [code] $explode_array[0] = 13 $explode_array[1] = 42 $explode_array[2] = 43 $explode_array[3] = 56 [/code] In Javascrip...

How to add bookmark javascript in IE and Firefox

Adding the "bookmark this page" javascript below will help to encourage return visits. Your visitor simply clicks on the link and a popup prompt will appear so they can add your site to their favorites list. [code] <script> /* bookmark site */ function bookmarksite(site) { if (document.all) { window.external.AddFavorite("http://www."+ site, site); } else if (window.sidebar && window.sidebar.addPanel) { window.sidebar.addPanel(site,"http://www."+ site,...

How to Display Alexa Traffic Rank Statistics at Your Website

Following codes will display different statistics graphs / charts on your web page. Replace 'yoursite' with your 'domain name' to use these. [code] <!--Daily Traffic Rank Trend--> <script language="JavaScript" type="text/javascript" src="http://xsltcache.alexa.com/traffic_graph/js/g/b/6m?&amp;u=http%3A%2F%2Fwww.yoursite.com+++++"></script> <!--Daily Traffic Rank Trend--> <img src="http://traffic.alexa.com/graph?&amp;w...

Useful Javascript Code

This function will remove any characters or punctuation which is not allowed in input. [sourcecode language="plain"] <script language="javascript"> function test(){ var kwd = document.getElementById("kwd"); kwdv = kwd.value.replace(/[^\d\w\.\?\_\=\&\:\\]/g,''); alert(kwdv); } </script> <input type="text" value="" name="kwd" id="kwd" onblur="test()"> [/sourcecode]