Return the value of the max attribute in a gauge:
var x = document.getElementById("myMeter").max;
Click the button to return the value of the max attribute of the gauge above.
<!DOCTYPE html> <html> <body> <p>My scale: <meter id="myMeter" min="0" low="40" high="95" max="100" value="65"></meter></p> <button onclick="myFunction()">Test</button> <p id="demo"></p> <script> function myFunction() {// w w w. j ava2 s . c o m var x = document.getElementById("myMeter").max; document.getElementById("demo").innerHTML = x; } </script> </body> </html>