質問編集履歴
2
再改良
title
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File without changes
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body
CHANGED
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@@ -46,6 +46,7 @@
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46
46
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$cat_info = get_the_category($post->ID);
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47
47
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$i = 0;
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48
48
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$count = count($cat_info);
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49
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+
$categories = [];
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49
50
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while($i < $count) {
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50
51
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$cat = $cat_info[$i];
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51
52
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$cat_name = $cat->cat_name;
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@@ -55,7 +56,6 @@
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55
56
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echo $cat_name;
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56
57
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$i++;
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57
58
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} else {
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58
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-
$categories = [];
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59
59
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$ancestor = get_ancestors($cat_id, 'category');
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60
60
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$ancestor = array_pop($ancestor);
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61
61
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$categories[] = $ancestor;
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1
ループを書き換えてみました
title
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File without changes
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body
CHANGED
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@@ -38,4 +38,30 @@
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38
38
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### やったこと（echoでHTMLに直接表示されてしまいました）
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39
39
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```
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40
40
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<?php if(get_cat_all(array(get_cat_all()))): ?>
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41
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+
```
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|
42
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+
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43
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+
### 改良版
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|
44
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+
```
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45
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+
global $post;
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46
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+
$cat_info = get_the_category($post->ID);
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47
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+
$i = 0;
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|
48
|
+
$count = count($cat_info);
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|
49
|
+
while($i < $count) {
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50
|
+
$cat = $cat_info[$i];
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51
|
+
$cat_name = $cat->cat_name;
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52
|
+
$cat_parent = $cat->parent;
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|
53
|
+
$cat_id = $cat->cat_ID;
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54
|
+
if($cat_parent == 0) {
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55
|
+
echo $cat_name;
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|
56
|
+
$i++;
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|
57
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+
} else {
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|
58
|
+
$categories = [];
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|
59
|
+
$ancestor = get_ancestors($cat_id, 'category');
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|
60
|
+
$ancestor = array_pop($ancestor);
|
|
61
|
+
$categories[] = $ancestor;
|
|
62
|
+
$i++;
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|
63
|
+
}
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|
64
|
+
//ループ終了後に
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|
65
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+
return $categories;
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|
66
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+
}
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41
67
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```
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