Revision: 47836
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at June 17, 2011 02:42 by serialk89
Initial Code
function comprobar_string($string){
//compruebo que los caracteres sean los permitidos
$permitidos = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_áéÃóúÃÉÃÓÚ";
for ($i=0; $i<strlen($string); $i++){
if (strpos($permitidos, substr($string,$i,1))===false){
$error = "novalido".$string;
return $error;
}
}
return $string;
}
function comprobar_email($email){
$mail_correcto = 0;
//compruebo unas cosas primeras
if ((strlen($email) >= 6) && (substr_count($email,"@") == 1) && (substr($email,0,1) != "@") && (substr($email,strlen($email)-1,1) != "@")){
if ((!strstr($email,"'")) && (!strstr($email,"\"")) && (!strstr($email,"\\")) && (!strstr($email,"\$")) && (!strstr($email," "))) {
//miro si tiene caracter .
if (substr_count($email,".")>= 1){
//obtengo la terminacion del dominio
$term_dom = substr(strrchr ($email, '.'),1);
//compruebo que la terminación del dominio sea correcta
if (strlen($term_dom)>1 && strlen($term_dom)<5 && (!strstr($term_dom,"@")) ){
//compruebo que lo de antes del dominio sea correcto
$antes_dom = substr($email,0,strlen($email) - strlen($term_dom) - 1);
$caracter_ult = substr($antes_dom,strlen($antes_dom)-1,1);
if ($caracter_ult != "@" && $caracter_ult != "."){
$mail_correcto = 1;
}
}
}
}
}
if ($mail_correcto)
return $email;
else
return "novalido".$email;
}
Initial URL
Initial Description
Validacion de email y string con php
Initial Title
VALIDAR EMAIL Y STRING CON PHP
Initial Tags
email, php, validation
Initial Language
PHP