WordPress gettext filter

WordPress gettext filtering.php

<?php
// custom text translations
add_filter( 'gettext', function( $translated_text, $text, $domain ) {
	$translations = array(
		'qode' => array(
			'view' => 'read more',
		),
		'wpgmp_google_map' => array(
			'Enter address or latitude or longitude or title or city or state or country or postal code here...' => 'Suburb, Town, City'
		),
	);

	if ( isset($translations[$domain][$translated_text]) ) {
		return $translations[$domain][$translated_text];
	}

	return $translated_text;
}, 20, 3 );