como podria simplificar esta orden para que no sea tan larga y pesada.
Código PHP:
<?php if ($fond == '01' or $fond == '02' or $fond == '03' or $fond == '04' or
$fond == '05' or $fond == '06' or $fond == '07' or $fond == '08' or $fond == '09' or $fond == '10' or $fond == '11' or $fond == '12' or $fond == '13' or $fond == '14' or $fond == '15' or $fond == '16' or $fond == '17' or $fond == '18' or $fond == '19' or $fond == '20' or $fond == '21' or $fond == '22' or $fond == '23' or $fond == '24' or $fond == '25' or $fond == '26' or $fond == '27' or $fond == '28' or $fond == '29' or $fond == '30' or $fond == '31' or $fond == '32' or $fond == '33' or $fond == '34' or $fond == '35' or $fond == '36' or $fond == '37' or $fond == '38' or $fond == '39' or $fond == '40' or $fond == '41' or $fond == '42' or $fond == '43' or $fond == '44' or $fond == '45' or $fond == '46' or $fond == '47' or $fond == '48' or $fond == '49' or $fond == '50' or $fond == '51' or $fond == '52' or $fond == '53' or $fond == '54' or $fond == '55' or $fond == '56' or $fond == '57' or $fond == '58' or $fond == '59' or $fond == '60' ){
echo "contenido ok";
}
?>