What is the use of trim function in php?

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hi, i have knowledge about PHP/MYSQL,i am fresher M.Sc-IT 2009 pass out,any recruitment in PHP please let me know.

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i start a new session with : session_start(); then i set some session variable like this : $_SESSION['name']=$_POST['name'];\ and some another variables. at bottom of page i set header to diffrent page : header('location: index.php'); exit(); now in new page (index.php i can't access to my session variables, like $_SESSION['name']) what's wrong ? thanks. here is my files : a.php ======================================== session_start(); require ('config.inc.php'); if(isset($_POST)) foreach($_POST as $v=>$k) { $items[$v]=$k; } $sql="SELECT * FROM members WHERE username='{$items['user']}' AND pass=MD5('{$items['Password']}') "; $res=mysql_query($sql); $row=mysql_fetch_assoc($res); if($row['username']) { $_SESSION['type']=$row['type']; $_SESSION['name']=$row['name']; $_SESSION['family']=$row['family']; $_SESSION['username']=$row['username']; $_SESSION['date']=$row['date']; } header('location: admin.php'); exit(); ====================================== admin.php ===================================== <?php session_start(); if(!isset($_SESSION['admin'])) { header('location: index.php'); exit(); } require ('config.inc.php'); ?> . . . =================================

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What is csrf token and how will you add csrf token in ajax?

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What are the ways to define a constant in php?

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Want to know the 10th max salary in salary table

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How can we find the number of rows in a result set using PHP?

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Tell me what is the meaning of a final class and a final method?

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How to Retrieve video files in php from database.....and how to store video on database..

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How can you create a session in php?

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What is rtrim php?

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What are the rules for naming a php variable?

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