{"id":565,"date":"2022-04-12T14:52:47","date_gmt":"2022-04-12T05:52:47","guid":{"rendered":"https:\/\/motoki-design.co.jp\/wordpress\/?p=565"},"modified":"2024-09-05T15:15:24","modified_gmt":"2024-09-05T06:15:24","slug":"swell-back-toc","status":"publish","type":"post","link":"https:\/\/motoki-design.co.jp\/wordpress\/swell-back-toc\/","title":{"rendered":"SWELL\u2502\u300c\u76ee\u6b21\u3078\u623b\u308b\u300d\u306e\u30a2\u30f3\u30ab\u30fc\u30ea\u30f3\u30af\u3092\u81ea\u52d5\u633f\u5165\u3059\u308b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba"},"content":{"rendered":"\n

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functions.php\u306b\u30b3\u30fc\u30c9\u3092\u633f\u5165\u3059\u308b<\/h3>\n\n\n\n

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WordPress\u306e\u7ba1\u7406\u753b\u9762 \uff1e \u5916\u89b3 \uff1e \u30c6\u30fc\u30de\u30d5\u30a1\u30a4\u30eb\u30a8\u30c7\u30a3\u30bf\u30fc \uff1e functions.php<\/code><\/p>\n\n\n\n

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\n

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function motoki_back_toc( $content ){\n    if ( is_single() || is_category() ){\n        $back_toc = '<div class="back-toc"><a href="#mokuji">\u21e7 \u76ee\u6b21\u306b\u623b\u308b<\/a><\/div>';\n        $count = 0;\n        $content = preg_replace_callback('\/<h2 *[^>]*>\/i', function( $m ) use (&$count, $back_toc) {\n            $count++;\n            if( $count == 1 ) {\n                return $m[0]; \n            } else {\n                return $back_toc.PHP_EOL.$m[0];\n            }\n        }, $content, -1);\n    }\n    return $content;\n}\nadd_filter('the_content','motoki_back_toc',999);\n\nfunction motoki_add_toc_id() {\n\techo <<< EOM\n\t<script>\n\t\tvar tmp = document.getElementsByClassName("p-toc__ttl") ;\n\t\tvar val="mokuji";\n\t\ttry {\n\t\t  tmp[0].setAttribute("id",val);\n\t\t} catch (error) {\n\t}\n\t<\/script>\n\tEOM;\n\t}\nadd_action( 'wp_footer', 'motoki_add_toc_id' );<\/code><\/pre><\/div>\n\n\n\n
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