if($peso_imagen <= 3M) // Si el peso es menor igual a tres megas (tampoco sabría como escribir ese peso)
{
    [Imagen aceptada]
}
else
{
    [Imagen rechazada]
}
 

function Validate_Photo($photo)
{
	$result = false;
 
	if($photo['type'] == 'image/gif' || $photo['type'] == 'image/jpg' || $photo['type'] == 'image/jpeg')
	{
		$verify_img = getimagesize($photo['tmp_name']);
 
		if($verify_img['mime'] == 'image/gif' || $verify_img['mime'] == 'image/jpg' || $verify_img['mime'] == 'image/jpeg')
		{
			$result = true;	
		}
	}
 
	return $result;
}
 

-- MySQL dump 10.16  Distrib 10.1.37-MariaDB, for Win32 (AMD64)
--
-- Host: localhost    Database: basedatos
-- ------------------------------------------------------
-- Server version	10.1.37-MariaDB
 
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8 */;
/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
/*!40103 SET TIME_ZONE='+00:00' */;
/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
 
--
-- Table structure for table `usuarios`
--
 
DROP TABLE IF EXISTS `usuarios`;
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `usuarios` (
  `id_user` int(50) NOT NULL AUTO_INCREMENT,
  `name` varchar(25) COLLATE utf8_spanish_ci DEFAULT NULL,
  `surname` varchar(25) COLLATE utf8_spanish_ci DEFAULT NULL,
  `email` varchar(200) COLLATE utf8_spanish_ci DEFAULT NULL,
  `password` varchar(200) COLLATE utf8_spanish_ci DEFAULT NULL,
  `year_birth` int(2) DEFAULT NULL,
  `month_birth` int(2) DEFAULT NULL,
  `day_birth` int(2) DEFAULT NULL,
  `sex` int(2) DEFAULT NULL,
  `avatar` varchar(200) COLLATE utf8_spanish_ci DEFAULT NULL,
  PRIMARY KEY (`id_user`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8 COLLATE=utf8_spanish_ci;
/*!40101 SET character_set_client = @saved_cs_client */;
 
--
-- Dumping data for table `usuarios`
--
 
LOCK TABLES `usuarios` WRITE;
/*!40000 ALTER TABLE `usuarios` DISABLE KEYS */;
INSERT INTO `usuarios` VALUES (1,'Míguel','Cañellas','canellasmiguel2000@gmail.com','d123c4898730d77d2672621636b8376822bf7cd5df07f4bc1d0d13em7pr2f221e0223kf7dfd9f7d0847149efa5e4afzcd2a54af4uv8b3776e1c4d7f82be09a10d7',2000,6,4,1,'78180511T20198102052.jpeg');
/*!40000 ALTER TABLE `usuarios` ENABLE KEYS */;
UNLOCK TABLES;
/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
 
/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
 
-- Dump completed on 2019-08-26 23:27:55
 

array(1) { [0]=> array(2) { ["@@character_set_client"]=> string(6) "latin1" [0]=> string(6) "latin1" } }