Javascript DOM HTML Meter optimum Property get

Introduction

Return the value of the optimum attribute in a gauge: 

var x = document.getElementById("myMeter").optimum;

Click the button to return the value of the optimum attribute of the gauge.

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<!DOCTYPE html>
<html>
<body>

<p>My scale: <meter id="myMeter" value="0.3" high="0.9" low="0.1" optimum="0.5"></meter></p>
<button onclick="myFunction()">Test</button>
<p id="demo"></p>

<script>
function myFunction() {/*from w ww.  ja v a2s .c o m*/
  var x = document.getElementById("myMeter").optimum;
  document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>

The optimum property sets or gets the value of the optimum attribute in a gauge.

The optimum attribute sets the range where the gauge's value is considered to be an optimal value.

The optimum property accepts and returns a number type value.




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