how to trigger checkbox change event in jquery code example

Example 1: jQuery checkbox changed event

//jQuery listen for checkbox change
$("#myCheckBoxID").change(function() {
    if(this.checked) {
        //I am checked
    }else{
        //I'm not checked
    }
});

Example 2: jquery watch checkbox change

$('input[type="checkbox"]').change(function() {
    alert ("The element with id " + this.id + " changed.");
});