Skip to main content

$_file in php examples



$_file in php examples
By using this super global variable we can get the information of uploading files. It is 2 dimensional array variables   providing 5 elements. It is used to hold the information of uploading file. Every element 1st dimensional is the name of the upload control.  
By using default every upload file will load in to the temporary location with another name when user click on the submit button we have move that file temporary location to permanent location. When the file uploaded in to the server in server $_file variable will create with 5 elements.

Popular posts from this blog

Collection Shell Commands in MongoDB

Create Collection  Syntax: db.createCollection("Collection Name"); Example: db.createCollection("users"); Delete collection in Mongodb Shell Command db.collection.drop()  Find Collection in Mongodb Shell Command db.collection.find() Show all Collection in Mongodb Shell Command show collections Creat Collection in Mongodb Shell Command db.createCollection("users") Rename the Collection In Mongodb Shell Command db.collection.renameCollection()   Update the single document in MongoDB collections Shell Command db.collection.updateOne()  Updates all the documents in MongoDB collections that match the given query.  db.collection.updateMany() Replaces the first matching document in MongoDB collection db.collection.replaceOne()  Deletes the first document in Mongodb collection db.collection.deleteOne()  db.collection.deleteMany()
Read more

find visitor location php

<?php function geoCheckIP($ip)   {   //check, if the provided ip is valid   if(!filter_var($ip, FILTER_VALIDATE_IP))   {   throw new InvalidArgumentException("IP is not valid");   }   //contact ip-server   $response=@file_get_contents('http://www.netip.de/search?query='.$ip);   if (empty($response))   {   throw new InvalidArgumentException("Error contacting Geo-IP-Server");   }   //Array containing all regex-patterns necessary to extract ip-geoinfo from page   $patterns=array();   $patterns["domain"] = '#Domain: (.*?)&nbsp;#i';   $patterns["country"] = '#Country: (.*?)&nbsp;#i';   $patterns["state"] = '#State/Region: (.*?)<br#i';   $patterns["town"] = '#City: (.*?)<br#i';   //Array where results will be stored   $ipInfo=array();   // &nbsp;   //check response from ipserver for above patterns   foreach ($pa...
Read more