<?php
if(isset($_POST['Submit']))
{
$str = $_POST['str'];
$split = $_POST['split'];
$html = strToHex($str,TRUE,$split);
}
//漢字轉換爲16進制編碼
function strToHex($s,$strCase=FALSE,$split='')
{
$r = ""; //定義個變量保存結果
$hexes = array ("0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f");
for ($i=0; $i<strlen($s); $i++)
{
//(ord($s{$i}) >> 4) 表示轉換爲對應的十進制數據，然後除以16
$r .= $split.($hexes [(ord($s{$i}) >> 4)] . $hexes [(ord($s{$i}) & 0xf)]);
}
if($strCase)
{
$r = strtoupper($r);
}
return $r;
}
?>
<html>
<head>
<title>字符串轉十六進制</title>
</head>
<body>
<center>
<form action="" method="post">
分割字符<input type="text" name="split" value="%" /><br />
輸入字符<input type="text" name="str" /><br />
<input type="submit" name="Submit" value="提交" />
</form>
對應的十六進制 <?php echo $html; ?>
</center>
</body>
</html>字符串轉十六進制
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