hypercoder

CodeBlock is a free WordPress plugin that enables visitors to copy programming code with a single click. It features:
<ul>
<li>A simple lightweight plugin in with no dependencies; the whole package consist of a PHP, a JavaScript and a CSS file (1.92KB)</li>
<li>Makes use of short-codes</li>
<li>Works with stylized code. That is, it only copies the code not the underlying HTML elements</li>
<li>Spam free. It will never bag (ehm, bug) you for ratings, permissions…etc.</li>
</ul>

HyperCoder CodeBlock

CodeBlock is a free WordPress plugin that enables visitors to copy code blocks with a single click.

singhalavi

This is the plugin to copy text to clipboard on click of a button on desktop browsers and mobile web browsers. It usage flash to auto copy on click of the button, for the browsers where flash is not available, it shows the popup with pre-selected text and user can copy it easily. 
– Flexibility to change caption, width, height of the button. 
– Option to add a suffix to copied text, by default suffixes your blog url. 
– Option to call a javascript method on click of the button, by default sends Click event to your Google Analytics account.
It usage LMCButton, http://www.lettersmarket.com/view_blog/a-3-copy_to_clipboard_lmcbutton.html to copy text using flash and http://www.featureblend.com/javascript-flash-detection-library.html to detect flash.
<h4>Sample Use</h4>
[pw-clippy caption=”Copy”]Text to Copy goes here[/pw-clippy]
For more options checkout Installation section.
For more information on how to use or to report any issues/enhancement requests visit http://puzzlersworld.com/wordpress-copy-to-clipboard-plugin/

Copy To Clipboard – mobile + web

Copy text to clipboard on click of a button on desktop browsers and mobile web browsers by wrapping the text in [pw-clippy] shortcode.

HyperCoder CodeBlock vs Copy To Clipboard – mobile + web