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- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <script>
- function validAngka(txtbox){
- var isian = txtbox.value;
- var angka = '0123456789';
- var isAngka;
- for(var i=0; i<txtbox.value.length; i++) {
- isAngka=false;
- for(var j=0;j<angka.length;j++){
- if( txtbox.value.charAt(i) == angka.charAt(j) ) {
- isAngka=true;
- }
- }
- if(isAngka == false) {
- txtbox.value = txtbox.value.replace(txtbox.value.charAt(i), '');
- i--;
- }
- }
- return true;
- }
- function validate(evt) {
- var theEvent = evt || window.event;
- var key = theEvent.keyCode || theEvent.which;
- key = String.fromCharCode( key );
- var regex = /[0-9]|\./;
- if( !regex.test(key) )
- {
- theEvent.returnValue = false;
- if(theEvent.preventDefault) theEvent.preventDefault();
- }/*if( regex ) */
- } /*function validate(evt) {*/
- </script>
- </head>
- <body>
- <input type="txtbox" id="input_angka" name="input_angka" value="" onkeyup="validAngka(this)" />
- <br>VS<br>
- <input type='text' onkeypress='validate(event)' />
- </body>
- </html>
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