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MozColumnRuleWidth style property | webkitColumnRuleWidth style property

Browser support:

MozColumnRuleWidth

	3.5

webkitColumnRuleWidth

Specifies or retrieves the width of the column rule, which is placed in the middle of the column gap.

Note: The MozColumnRuleWidth property is supported in Firefox from version 3.5.

Syntax:

object.MozColumnRuleWidth;
object.webkitColumnRuleWidth;

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

MozColumnRuleWidth:	This property is read/write.
webkitColumnRuleWidth:	This property is read/write.

CSS page for this property: -moz-column-rule-width

Possible values:

The type of this property is string.

One of the following values:

border width in non-negative length

The width of the border in length units. For the supported length units, see the length page.

inherit

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

medium

Default.

thick

Greater than the medium width.

thin

Less than the medium width.

Default: medium.

Example HTML code 1:

This example illustrates the use of the -moz-column-rule-width and -webkit-column-rule-width properties:

<head>
    <style>
        #container { 
            -moz-column-count: 4;
            -moz-column-width: 90px;
            -moz-column-rule-width : 3px;
            -moz-column-rule-style : solid;
            -moz-column-rule-color : black;

            -webkit-column-count: 4;
            -webkit-column-width: 90px;
            -webkit-column-rule-width : 3px;
            -webkit-column-rule-style : solid;
            -webkit-column-rule-color : black;
        } 
    </style>
</head>
<body>
    <div id="container">
        This is the contents of the 1. column.<br />
        This is the contents of the 2. column.<br />
        This is the contents of the 3. column.<br />
        This is the contents of the 4. column.<br />
    </div>
</body>

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Example HTML code 2:

This example illustrates the use of the MozColumnRuleWidth and webkitColumnRuleWidth properties in JavaScript:

<head>
    <style>
        #container { 
            -moz-column-count: 4;
            -moz-column-width: 100px;
            -moz-column-rule-width : 3px;
            -moz-column-rule-style : solid;
            -moz-column-rule-color : red;

            -webkit-column-count: 4;
            -webkit-column-width: 100px;
            -webkit-column-rule-width : 3px;
            -webkit-column-rule-style : solid;
            -webkit-column-rule-color : red;
        } 
    </style>
    <script type="text/javascript">
        function ChangeRule (input) {
            var container = document.getElementById ("container");

            if ('mozColumnRuleWidth' in container.style) {
                container.style.mozColumnRuleWidth = input.value + "px";
            } else if ('webkitColumnRuleWidth' in container.style) {
                container.style.webkitColumnRuleWidth = input.value + "px";
            } else {
                alert ("Your browser doesn't support this example!");
            }
        }
    </script>
</head>
<body>
    <div id="container">
        This is the contents of the 1. column.<br />
        This is the contents of the 2. column.<br />
        This is the contents of the 3. column.<br />
        This is the contents of the 4. column.<br />
    </div>
    Please enter the new width of the column rule:
    <input type="text" onkeyup="ChangeRule (this);" />
</body>