jquery checkbox check code example

Example 1: Setting “checked” for a checkbox with jQuery

$('.myCheckbox').prop('checked', true);
$('.myCheckbox').prop('checked', false);

Example 2: How to check whether a checkbox is checked in jQuery?

//using plane javascript 
if(document.getElementById('on_or_off_checkbox').checked) {
    //I am checked
} 

//using jQuery
if($('#on_or_off_checkbox').is(':checked')){
    //I am checked
}

Example 3: jquery set checkbox checked unchecked

//jQuery 1.6+ use
$('.checkbox').prop('checked', true);  //false for uncheck
//jQuery 1.5.x and below use
$('.checkbox').attr('checked', true);  //false for uncheck

Example 4: check a checkbox jquery

$('#grepperRocks').prop('checked', true);

Example 5: checkbox click event jquery

$('input[type="checkbox"]').click(function(){
  if($(this).is(":checked")){
    //input element where you put value
    $("#isClicked").val("Yes");
    // console.log($("#isClicked").val());              
  }
  else if($(this).is(":not(:checked)")){
    $("#isClicked").val("");
    //  console.log( $("#isClicked").val());
  }
});

Example 6: jquery check if type is checkbox

$('#myinput').is(':checkbox')