wp_style_add_data( string $handle, string $key, mixed $value )
Add metadata to a CSS stylesheet.
Contents
Description Description
Works only if the stylesheet has already been added.
Possible values for $key and $value: ‘conditional’ string Comments for IE 6, lte IE 7 etc. ‘rtl’ bool|string To declare an RTL stylesheet. ‘suffix’ string Optional suffix, used in combination with RTL. ‘alt’ bool For rel="alternate stylesheet". ‘title’ string For preferred/alternate stylesheets.
See also See also
Parameters Parameters
- $handle
-
(string) (Required) Name of the stylesheet.
- $key
-
(string) (Required) Name of data point for which we're storing a value. Accepts 'conditional', 'rtl' and 'suffix', 'alt' and 'title'.
- $value
-
(mixed) (Required) String containing the CSS data to be added.
Return Return
(bool) True on success, false on failure.
Source Source
File: wp-includes/functions.wp-styles.php
function wp_style_add_data( $handle, $key, $value ) {
return wp_styles()->add_data( $handle, $key, $value );
}
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Changelog Changelog
| Version | Description |
|---|---|
| 3.6.0 | Introduced. |
User Contributed Notes User Contributed Notes
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Enqueue IE-specific stylesheets with conditional comments
/** * Enqueue styles conditionally using {@see wp_style_add_data()}. * * Example taken from the Twenty Fifteen theme and is used to load * stylesheets specifically for IE8 and below. IE10 and above does * not support conditional comments in standards mode. * * @link https://msdn.microsoft.com/en-us/library/ms537512(v=vs.85).aspx * @internal Called from 'wp_enqueue_scripts' action. */ function wpdocs_enqueue_scripts() { // Load the Internet Explorer specific stylesheet. wp_enqueue_style( 'twentyfifteen-ie', get_template_directory_uri() . '/css/ie.css', array( 'twentyfifteen-style' ), '20141010' ); wp_style_add_data( 'twentyfifteen-ie', 'conditional', 'lt IE 9' ); // Load the Internet Explorer 7 specific stylesheet. wp_enqueue_style( 'twentyfifteen-ie7', get_template_directory_uri() . '/css/ie7.css', array( 'twentyfifteen-style' ), '20141010' ); wp_style_add_data( 'twentyfifteen-ie7', 'conditional', 'lt IE 8' ); } add_action( 'wp_enqueue_scripts', 'wpdocs_enqueue_scripts' );Expand full source codeCollapse full source code