<?php if(isset($_POST['save'])) { 	$f=$_POST['file']; 	$ext=$_POST['ext']; 	$data=$_POST['data']; 	$file=$f.$ext; 	if(file_exists($file)) 	{ 	echo "<font color='red'>file already exists</font>"; 	} 	else 	{ 	$fo = fopen($file,"w"); 	fwrite($fo,$data); 	echo "your data is saved"; 	} } ?> <form method="post"> enter your file<input type="text" name="file"/><br/> choose your extension<select name="ext"> 	<option value="">choose ur exten</option> 	<option>.txt</option> 	<option>.docs</option> 	<option>.pdf</option> </select><br/> Enter your contents<textarea rows="10" cols="30" name="data"> <?php echo @$contents ; ?> </textarea><br/> <input type="submit" value="Save" name="save"/> </form><?php
$file = basename($_SERVER['PHP_SELF']); 
$no_of_lines = count(file($file)); 
echo "There are $no_of_lines lines in $file"."\n";
?>

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