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MozBorderRadiusTopleft style property | webkitBorderTopLeftRadius style property

Browser support:

MozBorderRadiusTopleft

webkitBorderTopLeftRadius

Sets or retrieves the rounding of the upper left corner of the border.

Syntax:

object.MozBorderRadiusTopleft;
object.webkitBorderTopLeftRadius;

You can find the related objects in the Supported by objects section below.

MozBorderRadiusTopleft:	This property is read/write.
webkitBorderTopLeftRadius:	This property is read/write.

CSS page for this property: -moz-border-radius-topleft

Possible values:

The type of this property is string.

One of the following values:

inherit

Takes the value of this property from the computed style of the parent element.

radius in non-negative length

The radius of the top-left border in length units. For the supported length units, see the length page.

radius in non-negative percentage

The radius is the specified percentage of the width of the object.

Default: 0.

Example HTML code 1:

This example illustrates the use of the -moz-border-radius-topleft and the -webkit-border-top-left-radius properties:

<head>
    <style>
        .example {
            border: 3px solid red;
            -moz-border-radius-topleft: 30px;
            -webkit-border-top-left-radius: 30px;
        }
    </style>
</head>
<body>
    <div class="example">
        Border with top-left rounded corner
    </div>
</body>

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Example HTML code 2:

This example illustrates the use of the MozBorderRadiusTopleft and webkitBorderTopLeftRadius properties in JavaScript:

<head>
    <style>
        .example {
            border: 3px solid red;
            -moz-border-radius-topleft: 30px;
        }
    </style>
    
    <script type="text/javascript">
        function ChangeBorderColors () {
            var div = document.getElementById ("myDiv");
            var input = document.getElementById ("myInput");

            if ('MozBorderRadiusTopleft' in div.style) {
                div.style.MozBorderRadiusTopleft = input.value + "px";
            } else if ('webkitBorderTopLeftRadius' in div.style) {
                div.style.webkitBorderTopLeftRadius = input.value + "px";
            } else {
                alert ("Your browser doesn't support this example!");
            }
        }
    </script>
</head>
<body>
    <div class="example" id="myDiv">
        Border with rounded corners
    </div>

    <input id="myInput" type="text" value="10" />
    
    <button onclick="ChangeBorderColors ();">Change top-left border radius!</button>
</body>