回答編集履歴
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追記
test
CHANGED
@@ -17,3 +17,131 @@
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この時点で配列で返ってきてるはずなので、`$data["$cat_slug"]`を`foreach()`してください。
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各IDやスラッグも必要なら更にその外でforeachも必要です
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----
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【追記】
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こんな感じじゃないですかね
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###RSS出力側
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```PHP
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<?php
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$categories = get_the_category();
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foreach ($categories as $category) {
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echo '<category>',$category->name,'</category>';
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echo '<catId>',$category->cat_ID,'</catId>';
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echo '<catSlug>',$category->slug,'</catSlug>';
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}
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?>
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```
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出力結果
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```
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<category>カテゴリーA</category>
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<catId>1</catId>
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<catSlug>category-a</catSlug>
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<category>カテゴリーB</category>
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<catId>2</catId>
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<catSlug>category-b</catSlug>
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<category>カテゴリーC</category>
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<catId>3</catId>
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<catSlug>category-c</catSlug>
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```
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###RSS取得側
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```PHP
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<?php
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foreach ($rss->channel->item as $item) {
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$cat = $item->category;
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$cat_id = $item->catId;
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$cat_slug = $item->catSlug;
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for ($j = 0; $j < count($cat); $j++) {
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$categories[] = array(
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'name' => "$cat[$j]",
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'id' => "$cat_id[$j]",
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'slug' => "$cat_slug[$j]"
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);
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}
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}
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var_dump($categories);
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```
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出力結果
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```
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array(3) {
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[0]=> array(3) {
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["name"]=> string(3) "カテゴリーA"
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["id"]=> string(1) "1"
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["slug"]=> string(3) "category-a"
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}
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[1]=> array(3) {
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["name"]=> string(3) "カテゴリーB"
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["id"]=> string(1) "2"
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["slug"]=> string(3) "category-b"
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}
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[2]=> array(3) {
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["name"]=> string(3) "カテゴリーC"
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["id"]=> string(1) "3"
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["slug"]=> string(3) "category-c"
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}
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}
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```
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