<p>خب من این کار را کردم ولی متاسفانه اطلاعات رو نمایش نمیده داخل placholder</p>

<p>درود بر استاد عزیز.</p><p>بنده به این روش پیش رفتم ، ولی متاسفانه مشکلی که هست ، اطلاعات رو چندین بار نمایش میده</p><p>فایل‌های کد update.php :</p><pre class="ql-syntax" spellcheck="false"><span class="hljs-tag"><<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">"wrap"</span>></span>     <span class="hljs-meta"><?php</span> <span class="hljs-variable">$samples2</span> = <span class="hljs-variable">$wpdb</span>->get_results(<span class="hljs-string">"SELECT * FROM <span class="hljs-subst">{$wpdb->prefix}</span>sample"</span>);  <span class="hljs-meta">?></span>     <span class="hljs-tag"><<span class="hljs-name">h1</span>></span>بروزرسانی کاربر<span class="hljs-tag"></<span class="hljs-name">h1</span>></span>     <span class="hljs-tag"><<span class="hljs-name">form</span> <span class="hljs-attr">method</span>=<span class="hljs-string">"POST"</span>></span>         <span class="hljs-tag"><<span class="hljs-name">table</span> <span class="hljs-attr">class</span>=<span class="hljs-string">"form-table"</span>></span>         <span class="hljs-meta"><?php</span> <span class="hljs-keyword">foreach</span> (<span class="hljs-variable">$samples2</span> <span class="hljs-keyword">as</span> <span class="hljs-variable">$sample2</span>) : <span class="hljs-meta">?></span>             <span class="hljs-tag"><<span class="hljs-name">tr</span> <span class="hljs-attr">valign</span>=<span class="hljs-string">"top"</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">th</span> <span class="hljs-attr">scope</span>=<span class="hljs-string">"row"</span>></span>نام<span class="hljs-tag"></<span class="hljs-name">th</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">td</span>></span> <span class="hljs-tag"><<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">"text"</span> <span class="hljs-attr">name</span>=<span class="hljs-string">"name"</span> <span class="hljs-attr">placeholder</span>=<span class="hljs-string">"</span></span><span class="hljs-meta"><?php</span> <span class="hljs-keyword">echo</span> <span class="hljs-variable">$sample2</span>->name; <span class="hljs-meta">?></span><span class="hljs-tag"><span class="hljs-string">"</span> <span class="hljs-attr">required</span>></span> <span class="hljs-tag"></<span class="hljs-name">td</span>></span>             <span class="hljs-tag"></<span class="hljs-name">tr</span>></span>             <span class="hljs-tag"><<span class="hljs-name">tr</span> <span class="hljs-attr">valign</span>=<span class="hljs-string">"top"</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">th</span> <span class="hljs-attr">scope</span>=<span class="hljs-string">"row"</span>></span>نام خانوادگی<span class="hljs-tag"></<span class="hljs-name">th</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">td</span>></span> <span class="hljs-tag"><<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">"text"</span> <span class="hljs-attr">name</span>=<span class="hljs-string">"lastname"</span> <span class="hljs-attr">placeholder</span>=<span class="hljs-string">"</span></span><span class="hljs-meta"><?php</span> <span class="hljs-keyword">echo</span> <span class="hljs-variable">$sample2</span>->lastname; <span class="hljs-meta">?></span><span class="hljs-tag"><span class="hljs-string">"</span> <span class="hljs-attr">required</span>></span> <span class="hljs-tag"></<span class="hljs-name">td</span>></span>             <span class="hljs-tag"></<span class="hljs-name">tr</span>></span>             <span class="hljs-tag"><<span class="hljs-name">tr</span> <span class="hljs-attr">valign</span>=<span class="hljs-string">"top"</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">th</span> <span class="hljs-attr">scope</span>=<span class="hljs-string">"row"</span>></span>تلفن همراه<span class="hljs-tag"></<span class="hljs-name">th</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">td</span>></span> <span class="hljs-tag"><<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">"text"</span> <span class="hljs-attr">name</span>=<span class="hljs-string">"tel"</span> <span class="hljs-attr">placeholder</span>=<span class="hljs-string">"</span></span><span class="hljs-meta"><?php</span> <span class="hljs-keyword">echo</span> <span class="hljs-variable">$sample2</span>->tel; <span class="hljs-meta">?></span><span class="hljs-tag"><span class="hljs-string">"</span> <span class="hljs-attr">required</span>></span> <span class="hljs-tag"></<span class="hljs-name">td</span>></span>             <span class="hljs-tag"></<span class="hljs-name">tr</span>></span>                         <span class="hljs-tag"><<span class="hljs-name">tr</span> <span class="hljs-attr">valign</span>=<span class="hljs-string">"top"</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">th</span> <span class="hljs-attr">scope</span>=<span class="hljs-string">"row"</span>></<span class="hljs-name">th</span>></span>                 <span class="hljs-tag"><<span class="hljs-name">td</span>></span> <span class="hljs-tag"><<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">"submit"</span> <span class="hljs-attr">class</span>=<span class="hljs-string">"button"</span> <span class="hljs-attr">name</span>=<span class="hljs-string">"saveChange"</span> <span class="hljs-attr">value</span>=<span class="hljs-string">"ثبت ویرایش"</span>></span> <span class="hljs-tag"></<span class="hljs-name">td</span>></span>             <span class="hljs-tag"></<span class="hljs-name">tr</span>></span>             <span class="hljs-meta"><?php</span> <span class="hljs-keyword">endforeach</span>; <span class="hljs-meta">?></span>         <span class="hljs-tag"></<span class="hljs-name">table</span>></span>     <span class="hljs-tag"></<span class="hljs-name">form</span>></span> <span class="hljs-tag"></<span class="hljs-name">div</span>></span> </pre>

<p>فایل افزونه</p>

<p>استاد مشکلم رو پیدا کردم!. </p><p>توی متفیر samples2 که اطلاعات رو select میکردم ، آخرش یه شرط هم گذاشتم . مانند کد زیر </p><pre class="ql-syntax" spellcheck="false">    <span class="hljs-meta"><?php</span> <span class="hljs-variable">$samples2</span> = <span class="hljs-variable">$wpdb</span>->get_results(<span class="hljs-string">"SELECT * FROM <span class="hljs-subst">{$wpdb->prefix}</span>sample WHERE id = <span class="hljs-subst">$item</span>"</span>); </pre><p>مشکلم حل شد . </p><p>پاینده باشید.</p>