GravityView DataTables - Override cell output based on values

gravityview-datatables-override-cell-value.php

<?php

/**
 * This is an example of modifying the appearance of a cell in DataTables based on the value.
 * 
 * DO NOT USE THIS CODE WITHOUT MODIFICATION.
 * 
 * @license https://www.gnu.org/licenses/gpl-2.0.html GPLv2 or later
 * 
 * @param array        $row   The entry row HTML to be rendered in DataTables.
 * @param \GV\View     $view  The current View being rendered. Not used in this example.
 * @param \GV\GF_Entry $entry The GravityView Entry object representing the Gravity Forms entry. Use $entry->as_entry() to get the GF array. Not used in this example.
 */
add_filter( 'gravityview/datatables/output/entry', function( $row, $view, $entry ) {
	
	// UPDATE THIS ID!
	// This is the index on the front-end (starting with zero) of the field you want to modify.
	// For example, the value 3 will be modifying the fourth table column being displayed.
	$column_index = 3;
	
	$column_value = rgar( $row, $column_index );
	
	// THIS IS PLACEHOLDER LOGIC! 
	// This is an example of not modifying how the field is displayed. In this case, if the value is less than 10, don't change its appearance.
	if ( $column_value < 10 ) {
		return $row; // Return early to not change the formatting for this field
	}
	
	// THIS IS AN EXAMPLE MODIFICATION!
	// Here, we're making the text blue if it's equal to or greater than 10.
	$column_value = sprintf( '<span style="color:blue;">%s</span>', $column_value );
	
	// Override the previous value.
	$row[ $column_index ] = $column_value;

	return $row;
}, 10, 3 );