Ihsana IT Solution

<?php

/**
* @author Jasman
* @Copyright (c) 2011 Ihsana IT Solution (www.ihsana.com)
* @License under the MIT license http://www.opensource.org/licenses/mit-license.php
* @Thank ExploreCrew
*/


$input = $_POST['input'] ;
if (isset($_POST['str2hex'])){
$input = str_replace(" ", "", $input);
$output = str2hex($input);
};

if (isset($_POST['hex2str'])){
$input = str_replace(" ", "", $input);
$output = hex2str($input);
$output = str_replace(" ", "", $output);
};

if (isset($_POST['str2dec'])){
$input = str_replace(" ", "", $input);
$output = str2dec($input);
};

if (isset($_POST['dec2str'])){
$output = dec2str($input);
};


function dec2str($input){
$str = explode(" ",$input) ;
$imax = count($str) - 1 ;
for($i=0; $i < $imax; $i++) {
$out .= chr($str[$i]);
}
return $out ;
}


function str2dec($input){
$dec = "" ;
for($i=0; $i<strlen($input); $i++){
$dec .= ord($input{$i}) . " ";
}
return $dec ;
}


function str2hex($input){
$hex = '';
for ($i=0; $i < strlen($input); $i++){
$hex .= dechex(ord($input[$i])) ." ";
}
return $hex;
}

function hex2str($input){
$str='';
for ($i=0; $i < strlen($input)-1; $i+=2) {
$str .= chr(hexdec($input[$i].$input[$i+1])). " ";
}
return $str;
}

echo '
<form method="POST" action="" >
<textarea rows="10" cols="50" name="input"></textarea>
<textarea rows="10" cols="50" name="output">'. $output .'</textarea>
<p>
<input type="submit" name="str2hex" value="String to Hex" />
<input type="submit" name="hex2str" value="Hex to String" />
<input type="submit" name="str2dec" value="String to Dec" />
<input type="submit" name="dec2str" value="Dec to String" />
</p>
</form>
';

?>