Code:
<html lang="en"> <head> <title>JQueryexamplecode.blogspot.com</title> <script src="js/jquery.js" type="text/javascript"></script> </head> <body> Font size <a href="https://www.blogger.com/blogger.g?blogID=6795235206473427689#" id="incr">Increase</a> <a href="https://www.blogger.com/blogger.g?blogID=6795235206473427689#" id="decr">Decrease</a> <div> aspnettutorialonline.blogspot.com</div> <div> jqueryexamplecode.blogspot.com</div> <script> $('#incr').click(function(){ IncreaseOrDecrease($('div'),"incr"); }); $('#decr').click(function(){ IncreaseOrDecrease($('div'),"decr"); }); function IncreaseOrDecrease(element,order){ var currentFontSize=parseInt(element.css('font-size')); if(order=='incr'){ element.css("font-size",currentFontSize+4 +"px"); }else if(order=='decr'){ element.css("font-size",currentFontSize-4 +"px"); } } </script> </body> </html>Output:
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