jQuery .width() gets or sets width of the target element;
$(DOMElement).width(); // Element width
$(DOMElement).innerWidth(); // Element width + padding
$(DOMElement).outerWidth(); // Element width + padding + border
$(DOMElement).outerWidth(true); // Element width + padding + border + margin
Also check jQuery .height()
js:
$(function(){ var target_width = $('.target').width(); // get target width $('.target2').width( target_width ); // set target width $('.target2 .width2 span').text( target_width ); $('.innerWidth_log span').text( $('.target').innerWidth() ); $('.outerWidth_log span').text( $('.target').outerWidth() ); });
html:
<div class="well target"> <span class="label label-warning">.target</span> <p>set in css: <span class="label label-info">width: 400px;</span> <span class="label label-info">padding: 10px;</span> <span class="label label-info">margin: 12px;</span> <span class="label label-info">border: 2px;</span> </p> <p>get values by </div> <div class="target2"> <span class="label label-success width2">width:<span></span></span> <span>width of this block set by jQuery (same as prev block)</span> </div> <div class="well"> get .target properties with jQuery: <span class="label label-success innerWidth_log"> innerWidth: <span></span> </span> <span class="label label-success outerWidth_log"> outerWidth: <span></span> </span> </div>
css:
.target { width:400px; padding:10px; margin:12px; border:2px solid #bbb; } .target2 { background: #ccc; margin:10px 0; }