Multiple :not() condition
by sanat gupta
HTML
<input type="text" id="a">
<input type="text" id="b">
<input type="text" id="c">
<input type="text" id="d">
<input type="text" id="e">
<input type="text" id="f">
JavaScript
$('input[type="text"]:not(#c):not(#d):not(#e)').on('blur',function(){
var val = $(this).val().trim();
if(val == ""){
$(this).css('border','1px solid red');
}else{
$(this).css('border','none');
}
});