Escaping variables

functions.min.php

<?php
/**
 * I used on a project.
 * Author: Lenivene Bezerra
 */
function esc_var( $t ){
    $e = 'UTF-8';
    return mb_convert_encoding( htmlentities( $t, ENT_QUOTES, $e ), $e, $e );
}

functions.php

<?php
/**
 * I used on a project.
 * Author: Lenivene Bezerra
 */
function esc_var( $text ){
    $safe_text = mb_convert_encoding( $text, 'UTF-8', 'UTF-8' );
    $safe_text = htmlentities( $safe_text, ENT_QUOTES, 'UTF-8' );

    return $safe_text;
}