weblearning

Code: <form action="" method="post"> <table>      <tr>          <td>User Name</td>             <td>              <input type="text" name="uname" />             </td>         </tr>      <tr>          <td>Password</td>             <td>              <input type="password" name="pass" />             </td>         </tr>        <tr>          <td>Email</td>             <td>              <input type="text" name="email" />       ...

Code: <?php $arr = array('5'=>'10','7'=>'8','3'=> '12','14'=>'1'); ksort($arr); foreach($arr as $key=>$val){ print "Key:".$key." value:".$val."<br />"; } print "<br />"; krsort($arr); foreach($arr as $key=>$val){ print "Key:".$key." value:".$val."<br />"; } ?>

<form action="" method="post" enctype="multipart/form-data"> Upload File: <input type="file" name="upload" /> <input type="submit" name="submit" value="Upload File" /> </form> <?php if(isset($_POST['submit'])){ if(move_uploaded_file($_FILES[ 'upload']['tmp_name'], 'uploads/'.$_FILES['upload'][' name'])){ print "File Uploaded"; } else { print "File Not Uploaded"; } } ?>

Code: <?php class file { function file_read(){ $fp = fopen('student.txt','r'); while(!feof($fp)){ print fgets($fp); print "<br />"; } } } $file = new file();     $file->file_read(); ?>

Code: <form action method="post"> Enter Number: <input type="text" name="num" /> <input type="submit" value="Submit" name="submit" /> </form> <?php if(isset($_POST['submit'])){ $num = $_POST['num']; $prime = 1; for($i=2;$i<$num;$i++){ if($num%$i==0){ $prime=0; break; } } if($prime==1){ print "The number is prime"; } else { print "The number is not prime"; } } ?>

Code: <form action="" method="post"> Enter Number : <input type="text" name="num" /> <input type="submit" name="submit" value="Submit" /> </form> <?php if(isset($_POST['submit'])){ $num = $_POST['num']; $fact = 1; for($i=2;$i>=1;$i--){ $fact *= $i; } print "The Factorial is: ".$fact; } ?>

Code: <form action="" method="post"> Select your choice: <select name="choice"> <option value="">Select</option> <option value="1">Accending Order</option> <option value="2">Descending</option> </select> <br /> <input type="submit" value="Submit" name="submit" /> </form> <?php if(isset($_POST['submit'])){ $choice = $_POST['choice']; $array = array(21,5,2,9,22,18); if($choice ==1 ){ sort($array); print "Sorted In Accending Order:<br />"; for($i=0;$i<count($array);$i++){ print $array[$i]."<br />"; } } else if($choice == 2){ rsort($array); print "Sorted In Decending Order:<br />"; for($i=0;$i<count($array);$i++){ print $array[$i]."<br />"; } } else { ...

Code: <form action="" method="post"> Enter Choice: <input type="text" name="search" /> <br /> Enter data to insert in array: <input type="text" name="data" /> <br /> <input type="submit" name="submit" value="Submit" /> </form> <?php if(isset($_POST['submit'])){ $array =  array('india','bangladesh','nepal','bhutan'); $choice = $_POST['search']; $data = $_POST['data']; if($choice==1){ array_unshift($array,$data); print_r($array); } else if($choice==2){ array_shift($array); print_r($array); } else { print "Wrong Choice"; } } ?>

Code: <form action="" method="post" > Enter choice: <input type="text" name="choice" /> <br /> Enter your data to insert in Array <input type="text" name="data" /> <br /> <input type="submit" name="submit" value="Submit" /> </form> <?php if(isset($_POST['submit'])){ $choice = $_POST['choice']; $data = $_POST['data']; $array = array(10,15,20); if($choice==1){ array_push($array,$data); print_r($array); } else if($choice==2){ array_pop($array); print_r($array); } else { print "Wrong Choice"; } } ?>

Code: <form action="" method="post" > Enter choice: <input type="text" name="choice" /> <br /> Enter your data to insert in Array <input type="text" name="data" /> <br /> <input type="submit" name="submit" value="Submit" /> </form> <?php if(isset($_POST['submit'])){ $choice = $_POST['choice']; $data = $_POST['data']; $array = array(10,15,20); if($choice==1){ array_push($array,$data); print_r($array); } else if($choice==2){ array_pop($array); print_r($array); } else { print "Wrong Choice"; } } ?>

Code: <form action="" method="post"> <input type="text" name="data" /> <input type="submit" name="submit" value="Search" /> </form> <?php if(isset($_POST['submit'])){ $search = $_POST['data']; $array = array('USA','Uk','Canada','France'); if(in_array($search,$array)){ print "The input exists in Array"; } else { print "The input does not Exists in Array"; } } ?>

Code: <form action="" method="post"> <input type="text" name="name" /> <input type="submit" value="Submit" name="submit" /> </form> <?php if(isset($_REQUEST['submit'])){ print $_REQUEST['name']; } ?>

Code: <?php $x = array('x'=>'a','y'=>'b','z'=>'c'); print $x['y']; print_r($x); $x1 = array('x'=>array('m'=>1,'n'=>2),'y'=>'b','z'=>'c'); print "<br>"; print "THe content of index n is: ".$x1['x']['n']; print_r($x1); ?>

Code: <?php $x = array('x'=>'a','y'=>'b','z'=>'c'); print $x['y']; print_r($x); $x1 = array('x'=>array('r'=>1,'s'=>2),'y'=>'b','z'=>'c'); print $x1['x']['r']; print_r($x1); ?>

Code: <?php $x[] = 80; $x[] = "xyz"; $x[] = 40; print_r($x); $x1 = array(80,90,40); print_r($x1); $x2['a'] = 80; $x2['b'] = 90; $x2['c'] = 40; print_r($x2); $x3 = array('a'=>80,'b'=>90,'c'=>40); print_r($x3); ?>

Code: <?php $x[]=70; $x[]=90; $x[]=40; $x3 = array(70,90,40); print_r($x); print_r($x3); $x1[]="abc"; $x1[]="xyz"; $x1[]="mnp"; print_r($x1); $x2['a']="abc"; $x2['b']="xyz"; $x2['c']="mnp"; $x4 = array('a'=>'abc','b'=>'xyz','c'=>'mnp'); print_r($x2); print_r($x4); ?>