https://legacy.forums.gravityhelp.com/topic/hook-syntax-help Gravity Support Forums Topic: Hook Syntax Help en-US Sat, 04 Apr 2026 11:02:28 +0000 http://bbpress.org/?v=1.0.1 q https://legacy.forums.gravityhelp.com/search.php https://legacy.forums.gravityhelp.com/topic/hook-syntax-help#post-154561 Mon, 25 Feb 2013 23:18:53 +0000 Chris Hajer 154561@https://legacy.forums.gravityhelp.com/ <p>You should be using <strong>return</strong> rather than <strong>echo</strong> on line 4, otherwise your function won't return anything. </p> https://legacy.forums.gravityhelp.com/topic/hook-syntax-help#post-154201 Mon, 25 Feb 2013 11:28:08 +0000 Andy 154201@https://legacy.forums.gravityhelp.com/ <p>i have used:</p> <pre><code>add_filter(&#39;gform_field_value_page_name&#39;, &#39;page_name_filler&#39;); function page_name_filler($value){ //this is where you&#39;d put your PHP code for grabbing the current post title. echo get_the_title(); //return the variable or value to the field. }</code></pre> <p>but nothing gets returned.. is my syntax wrong? </p> https://legacy.forums.gravityhelp.com/topic/hook-syntax-help#post-152451 Fri, 22 Feb 2013 15:26:35 +0000 Andy 152451@https://legacy.forums.gravityhelp.com/ <p>thanks David, but don't i need to specify the form ID and the field ID anywhere? ?? </p> https://legacy.forums.gravityhelp.com/topic/hook-syntax-help#post-152337 Fri, 22 Feb 2013 11:02:11 +0000 David Peralty 152337@https://legacy.forums.gravityhelp.com/ <pre><code>add_filter(&#39;gform_field_value_page_name&#39;, &#39;page_name_filler&#39;); function page_name_filler($value){ //this is where you&#39;d put your PHP code for grabbing the current post title. return &#39;boom!&#39;; //return the variable or value to the field. }</code></pre> https://legacy.forums.gravityhelp.com/topic/hook-syntax-help#post-152323 Fri, 22 Feb 2013 10:45:48 +0000 Andy 152323@https://legacy.forums.gravityhelp.com/ <p>Hello,</p> <p>Could you please help me with the correct syntax for using the hook.<br /> <pre><code>1 add_filter(&#39;gform_field_value_your_parameter&#39;, &#39;my_custom_population_function&#39;); 2 function my_custom_population_function($value){ 3 return &#39;boom!&#39;; 4 }</code></pre> <p>My form ID is 15, field_ID 11 and parameter name: page_name</p> <p>I would like to always return the current post title in the page_name parameter </p> <p>I have already setup this up to populate dynamically.</p> <p>many thanks,<br /> Andy </p>