回答編集履歴
1
chousei
answer
CHANGED
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@@ -1,4 +1,10 @@
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1
1
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> foreach ( $categories_names as $name ) {
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2
2
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3
3
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$categories_namesをarray_mapしてesc_html()をかました上で
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4
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-
implode()してください
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4
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+
implode()してください
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5
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+
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6
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+
# sample
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7
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```php
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8
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$categories=["test1","test2","test3"];
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9
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print implode(",",array_map(function($x){return "_".$x."_";},$categories));
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10
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```
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