Create gppa-lmt-numbers-only-modifier.php

Author: spivurno

experimental/gppa-lmt-numbers-only-modifier.php

@@ -0,0 +1,11 @@
+<?php
+/**
+ * Gravity Perks // Populate Anything // Live Merge Tags: Numbers Only Modifier
+ * https://gravitywiz.com/documentation/gravity-forms-populate-anything/
+ */
+add_filter( 'gppa_live_merge_tag_value', function( $value, $merge_tag, $form, $field_id, $entry_values ) {
+	if ( strpos( $merge_tag, ':numbersonly' ) !== false && preg_match( '/([0-9]+)/', $value, $matches ) ) {
+		$value = $matches[0];
+	}
+	return $value;
+}, 10, 5 );