Add UAE Dirham (AED) currency to Gravity Forms.

mcg-add-aed-currency-to-gf.php

<?php
/**
 * Add UAE Dirham (AED) currency to Gravity Forms.
 * 
 * @param array $currencies The current currencies registered in Gravity Forms.
 * @return array List of supported currencies with AED added.
 */
function add_aed_currency_to_gf( $currencies ) {
	$currencies['AED'] = array(
		'name'               => 'United Arab Emirates Dirham',
		'symbol_left'        => 'د.إ',
		'symbol_right'       => '',
		'symbol_padding'     => ' ',
		'thousand_separator' => ',',
		'decimal_separator'  => '.',
		'decimals'           => 2,
		'code'               => 'AED',
	);

	return $currencies;
}
add_filter( 'gform_currencies', 'add_aed_currency_to_gf' );