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PHP solve input input multiple spaces only show one problem

Source: Internet
Author: User
Keywords Web Programming PHP Tutorials
Tags code display html multiple name php programming replace
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Here a simple introduction to the PHP solution input multiple spaces to display only one problem, we use the Chr (32) to replace the HTML characters, the need for friends can refer to.

The code is as follows
<body>
<form id= "Form1" Name= "Form1" method= "Post" action= "" >
<label for= "TextField" ></label>
<input type= "text" name= "TXT" id= "txt"/>
<input type= "Submit" name= "button" id= "button" value= "submitted"/>
</form>
</body>
</html>
?
if ($_post)
{
$txt = $_post[' txt '];
Echo $txt. <br/> ';
echo Str_replace (CHR), ' &nbsp; ', $txt);
}
?>

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