Category Archives: Javascript

Javascript: Get Emelents By Class

Posted on May 30, 2008 by Daniele Occhipinti

// Example: // var els = getElementsByClass(document, ‘cool_row’, ‘ ‘); // var elsLen = els.length; // for (i = 0; i < elsLen; i++) { // els[i].style.display = ""; // this // } function getElementsByClass(node, searchClass, tag) { var classElements … Continue reading →

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Javascript – Match with Regular Expression

Posted on May 7, 2008 by Daniele Occhipinti

var reg_exp = /^([0-9]+)\/([0-9]+)$/; var matches = month_value.match(reg_exp); The variable matches is an array. Note the escaping for the character /.

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Javascript – default value in function arguments

Posted on March 22, 2008 by Daniele Occhipinti

Javascript doesn’t support default arguments for function. But you can implement this feature using the function arguments this way: // the second parameter ‘submit’ is as it has ‘true’ as default value // the second parameter ‘submit’ is as it … Continue reading →

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HTML: Readonly checkbox

Posted on March 17, 2008 by Daniele Occhipinti

<input onclick=”javascript: return false;” name=”my_name” type=”checkbox” value=”yes” />

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Javascript foreach equivalent

Posted on March 9, 2008 by Daniele Occhipinti

var arr = ['uno', 'due', 'tre']; for (var i in arr) { alert(arr[i]); } var is very important, otherwise you’ll get an error in IE.

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Secure Login without SSL – using Javascript MD5 library

Posted on February 29, 2008 by Daniele Occhipinti

http://iamjosh.wordpress.com/2008/03/18/encrypting-login-password-without-ssl-in-ruby-on-rails/ http://pajhome.org.uk/crypt/md5/

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Hiding Your Email Address In Webpages

Posted on February 24, 2008 by Daniele Occhipinti

It takes the email address as input and generates the Javascript code to print the email address in the page in a hard-to-read-by-a-bot way. It splits the email address in some three-character long chunks. I was in a hurry while … Continue reading →

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Get And Set The Selected Value In a Combobox

Posted on February 18, 2008 by Daniele Occhipinti

Just use the selectedIndex property.

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Scriptaculous | Facebook-like Text Input | Multiselect With Autocompletion

Posted on February 10, 2008 by Daniele Occhipinti

http://www.interiders.com/2008/02/18/protomultiselect-02/

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Protoculous – Prototype + Scriptaculous Compressed

Posted on February 8, 2008 by Daniele Occhipinti

http://protoculous.wikeo.be/

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