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JavaScript & HTML DOM Reference Manual

Overview

JavaScript Object

JavaScript Array Object JavaScript Boolean Object JavaScript Date Object JavaScript Math Object JavaScript Number Object JavaScript String Object JavaScript RegExp Object JavaScript Global properties / functions JavaScript Operator

Browser Object

Window Object Navigator Object Screen Object History Object Location Object

DOM Object

HTML DOM Document Object HTML DOM Element object HTML DOM Attribute object HTML DOM Event object

HTML Object

<a> <area> <audio> <base> <blockquote> <body> <button> <canvas> <col> <colgroup> <datalist> <del> <details> <dialog> <embed> <fieldset> <form> <iframe> <frameset > <img> <ins> <input> - button <input> - checkbox <input> - color <input> - date <input> - datetime <input> - datetime-local <input> - email <input> - file <input> - hidden <input> - image <input> - month <input> - number <input> - range <input> - password <input> - radio <input> - reset <input> - search <input> - submit <input> - text <input> - time <input> - url <input> - week <keygen> <link> <label> <legend> <li> <map> <menu> <menuItem> <meta> <meter> <object> <ol> <optgroup> <option> <param> <progress> <q> <script> <select> <source> <style> <table> <td> <th> <tr> <textarea> <title> <time> <track> <video>

HTML DOM Meter optimum properties

Previous: HTML DOM Meter min property

Next: HTML DOM Meter value property

Examples

Returns metrics optimum value of the property:

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

x The output is:

0.5

Definition and Usage

optimum property sets or returns a measure of optimum value of the property.

optimum attribute specifies the metric is defined as the optimal value range.

Browser Support

In addition to Internet Explorer, the other major browsers support optimum properties.

Note: Safari version 5 and earlier do not support the optimum properties.

grammar

Back optimum properties:

meterObject .optimum

Set the optimum properties:

meterObject .optimum= number

Property Value

值	描述
number	规定一个表示度量的最优值的浮点数。

technical details

return value:	Number, a floating-point number represents optimal value metric.

More examples

Examples

Change metric optimum value of the property:

document.getElementById("myMeter").optimum="0.7";

related articles

HTML Reference Manual: HTML <Meter> Optimum properties

Previous: HTML DOM Meter min property

Next: HTML DOM Meter value property