テンプレートエラー
<pre>
object(WP_Post)#1988 (24) {
  ["ID"]=>
  int(972)
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  string(1) "3"
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  string(19) "2020-01-15 13:02:26"
  ["post_date_gmt"]=>
  string(19) "2020-01-15 04:02:26"
  ["post_content"]=>
  string(0) ""
  ["post_title"]=>
  string(66) "PIERD-シンボルマークにおける新工法（特許技術）"
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  string(0) ""
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  string(0) ""
  ["post_name"]=>
  string(16) "20200110_pierd_2"
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  ["post_modified"]=>
  string(19) "2020-01-15 13:03:13"
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  ["menu_order"]=>
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  ["post_type"]=>
  string(10) "attachment"
  ["post_mime_type"]=>
  string(10) "image/jpeg"
  ["comment_count"]=>
  string(1) "0"
  ["filter"]=>
  string(3) "raw"
}
</pre>