Question

the_custom_logo( int $blog_id )

Displays a custom logo, linked to home.

---

description

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参数

$blog_id

(int) (Optional) ID of the blog in question. Default is the ID of the current blog.

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源代码

File: wp-includes/general-template.php

function the_custom_logo( $blog_id = 0 ) {
	echo get_custom_logo( $blog_id );
}

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更新日志

Version	description
4.5.0	Introduced.

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相关函数

Uses

• wp-includes/general-template.php: get_custom_logo()

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User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 2You must log in to vote on the helpfulness of this note Contributed by Rami Yushuvaev

   To get the URL of the custom logo image:

   
   $custom_logo_id = get_theme_mod( 'custom_logo' );
   $image = wp_get_attachment_image_src( $custom_logo_id , 'full' );
   echo $image[0];
   

See Also
get_custom_logo()
has_custom_logo()

Add your custom logo to the login page:

function wpdev_filter_login_head() {

	if ( has_custom_logo() ) :

		$image = wp_get_attachment_image_src( get_theme_mod( 'custom_logo' ), 'full' );
		?>
		<style type="text/css">
			.login h1 a {
				background-image: url(<?php echo esc_url( $image[0] ); ?>);
				-webkit-background-size: <?php echo absint( $image[1] )?>px;
				background-size: <?php echo absint( $image[1] ) ?>px;
				height: <?php echo absint( $image[2] ) ?>px;
				width: <?php echo absint( $image[1] ) ?>px;
			}
		</style>
		<?php
	endif;
}

add_action( 'login_head', 'wpdev_filter_login_head', 100 );