wp-content/themes/twentythirteen/functions.php:275Returns the font stylesheet URL, if available.
string function twentythirteen_fonts_url() { $fonts_url = ''; /* * translators: If there are characters in your language that are not supported * by Source Sans Pro, translate this to 'off'. Do not translate into your own language. */ $source_sans_pro = _x( 'on', 'Source Sans Pro font: on or off', 'twentythirteen' ); /* * translators: If there are characters in your language that are not supported * by Bitter, translate this to 'off'. Do not translate into your own language. */ $bitter = _x( 'on', 'Bitter font: on or off', 'twentythirteen' ); if ( 'off' !== $source_sans_pro || 'off' !== $bitter ) { $font_families = array(); if ( 'off' !== $source_sans_pro ) { $font_families[] = 'source-sans-pro'; } if ( 'off' !== $bitter ) { $font_families[] = 'bitter'; } $fonts_url = get_template_directory_uri() . '/fonts/' . implode( '-plus-', $font_families ) . '.css'; } return $fonts_url; }Introduced in Twenty Thirteen 3.8 Replaced Google URL with self-hosted fonts.. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-content/themes/twentythirteen/functions.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.