Benim gibi aramaları kaydedenler için uyuz karakterlerden kurtulmak için bi kaç ipucu
sadece harf
Harf,rakam,harf ve rakam
sadece harf
PHP:
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" >
<head>
<title>Sadece Harf</title>
<script type="text/javascript">
<!--
function alpha(e) {
var k;
document.all ? k = e.keyCode : k = e.which;
return ((k > 64 && k < 91) || (k > 96 && k < 123) || k == 8);
}
// -->
</script>
</head>
<body>
<div>
<form id="example" action="javascript://">
<input type="text" onkeypress="return alpha(event)" />
</form>
</div>
</body>
</html>Harf,rakam,harf ve rakam
PHP:
<head>
<script type="text/javascript">
<!--
var letters=' ABCÇDEFGĞHIİJKLMNOÖPQRSŞTUÜVWXYZabcçdefgğhıijklmnoöpqrsştuüvwxyz'
var numbers='1234567890'
var signs=',.:;@-\''
var mathsigns='+-=()*/'
var custom='<>#$%&?¿'
function alpha(e,allow) {
var k;
k=document.all?parseInt(e.keyCode): parseInt(e.which);
return (allow.indexOf(String.fromCharCode(k))!=-1);
}
// -->
</script>
</head>
<body>
<div>
<form id="example" action="java script://">
<input type="text" onkeypress="return alpha(event,numbers)" />
<input type="text" onkeypress="return alpha(event,letters)" />
<input type="text" onkeypress="return alpha(event,numbers+letters+signs)" />
</form>
</div>
</body>
</html>