Question

hello i have some question , how to block click function if a #health is clicked

when click function is runned i can click again but how block 2 click.

$('#health').click(function() {
  var count = <?=$wait_time?>;
  countdown = setInterval(function(){
    $("p#health").html(count + " seconds remaining!");
    if (count == 0) {
      $.ajax({
       url: 'pages/map/hospital.php?heal=1',
       success: function(data) {
        $("p#health").hide();
       }
      });
    }
    count--;
  }, 1000);
});

Answer 1

Use the .one() method instead of .click():

$('#health').one('click', function() {
    //etc
});

To clear the interval, simply use the clearInterval() method:

clearInterval(countdown);