HTML DOM Meter value Property

The HTML DOM Meter value property returns/sets a number corresponding to the value attribute of a <meter> element. Use this with high, low, min and max attributes for better results.

NOTE: Don’t use <meter> as a progress bar but only as a gauge.

Following is the syntax −

Returning value of the value property

meterElementObject.value

Value of the value property set

meterElementObject.value = number

Let us see an example of Meter value property −

Example

<!DOCTYPE html>
<html>
<head>
<title>Meter value</title>
<style>
   form {
      width:70%;
      margin: 0 auto;
      text-align: center;
   }
   * {
      padding: 2px;
      margin:5px;
   }
   input[type="button"] {
      border-radius: 10px;
   }
</style>
</head>
<body>
   <form>
      <fieldset>
         <legend>Meter-value</legend>
         <label for="paulaLifeSource">Paula's Health Risk: </label>
         <meter id="paulaLifeSource" max="100" min="0" high="80" value="75" low="70" value="85">               </meter>
         <input type="button" onclick="lifeSource()" value="Reduce">
         <div id="divDisplay"></div>
      </fieldset>
   </form>
<script>
   var divDisplay = document.getElementById("divDisplay");
   divDisplay.textContent = 'Life Source at '+paulaLifeSource.value;
   function lifeSource(effect){
      var paulaLifeSource = document.getElementById("paulaLifeSource");
      var Immunity = paulaLifeSource.value;
      paulaLifeSource.value = 10;
      divDisplay.textContent = 'value changed to '+paulaLifeSource.value+' from '+Immunity;
   }
</script>
</body>
</html>

Output

Before clicking ‘Reduce’ button −

HTML DOM Meter value Property

After clicking ‘Reduce’ button −

HTML DOM Meter value Property