src/Xiphe/THEWPTOOLS.php
public static function posted_on()
    {
        return sprintf(__('<span class="sep">Posted on </span><a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s" pubdate>%4$s</time></a><span class="by-author"> <span class="sep"> by </span> <span class="author vcard"><a class="url fn n" href="%5$s" title="%6$s" rel="author">%7$s</a></span></span>', 'themaster'),
            esc_url(get_permalink()),
            esc_attr(get_the_time()),
            esc_attr(get_the_date('c')),
            esc_html(get_the_date()),
            esc_url(get_author_posts_url(get_the_author_meta('ID'))),
            esc_attr(sprintf(__('View all posts by %s', 'themaster'), get_the_author())),
            get_the_author()
        );
    }
public static function posted_on()
    {
        return sprintf(__('<span class="sep">Posted on </span><a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s" pubdate>%4$s</time></a><span class="by-author"> <span class="sep"> by </span> <span class="author vcard"><a class="url fn n" href="%5$s" title="%6$s" rel="author">%7$s</a></span></span>', 'themaster'),
            esc_url(get_permalink()),
            esc_attr(get_the_time()),
            esc_attr(get_the_date('c')),
            esc_html(get_the_date()),
            esc_url(get_author_posts_url(get_the_author_meta('ID'))),
            esc_attr(sprintf(__('View all posts by %s', 'themaster'), get_the_author())),
            get_the_author()
        );
    }
public static function posted_on ( ) { return sprintf ( __ ( '<span class="sep">Posted on </span><a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s" pubdate>%4$s</time></a><span class="by-author"> <span class="sep"> by </span> <span class="author vcard"><a class="url fn n" href="%5$s" title="%6$s" rel="author">%7$s</a></span></span>' , 'themaster' ) , esc_url ( get_permalink ( ) ) , esc_attr ( get_the_time ( ) ) , esc_attr ( get_the_date ( 'c' ) ) , esc_html ( get_the_date ( ) ) , esc_url ( get_author_posts_url ( get_the_author_meta ( 'ID' ) ) ) , esc_attr ( sprintf ( __ ( 'View all posts by %s' , 'themaster' ) , get_the_author ( ) ) ) , get_the_author ( ) ) ; }
The "Posted by Derp in FooBar" post-meta.
Taken from TwentyEleven Wordpress Theme.

@return string
The Posted by Derp in FooBar post - meta . Taken from TwentyEleven Wordpress Theme .