toggle Focus on Input
HTML
<p>Toggle Focus in jQuery</p>
<button>Click</button>
<input type="text" placeholder="Search" />
<div></div>
JavaScript
$(function(){
$('button').on('click', function(){
if($('input').is(':focus')){
$('div').append('<p>not focus, focusing</p>');
$('input').focus();
}
else{
$('div').append('<p>already focused, removing</p>');
$('input').blur();
}
});
});