title: Checking multiple conditions in PHP 'if' statement
body: <pre><code>if($this-&gt;request-&gt;get['product_id'] == (53 || 52 || 43)){
      if (file_exists(DIR_TEMPLATE . $this-&gt;config-&gt;get('config_template') . '/template/product/product2.tpl')) {
          $this-&gt;template = $this-&gt;config-&gt;get('config_template') . '/template/product/product2.tpl';
      } else {
          $this-&gt;template = 'default/template/product/product2.tpl';
      }
  } else{
      if (file_exists(DIR_TEMPLATE . $this-&gt;config-&gt;get('config_template') . '/template/product/product.tpl')) {
          $this-&gt;template = $this-&gt;config-&gt;get('config_template') . '/template/product/product.tpl';
      } else {
          $this-&gt;template = 'default/template/product/product.tpl';
      }
  }
  </code></pre>
  
  <p>I wanna achieve it that if product id is <code>53</code> or <code>50</code> or <code>43</code> then...the same thing..but i am not sure its correct like this</p>