01.<!DOCTYPE html>
02.<html>
03.<head>
04.<meta http-equiv="Content-Type" content="text/html; charset=windows-874" /> <title>Untitled Document</title>
05. <script type="text/javascript" src="jquery-1.4.4.min.js"></script>
06.<script type="text/javascript">
07.function format(input)
08.{ var num = input.value.replace(/\,/g,'');
09.if(!isNaN(num))
10.{
11. if(num.indexOf('.') > -1)
12. {
13. num = num.split('.');
14. num[0] = num[0].toString().split('').reverse().join('').replace(/(?=\d*\.?)(\d{3})/g,'$1,').split('').reverse().join ('').replace(/^[\,]/,'');
15. if(num[1].length > 2)
16. {
17. alert('You may only enter two decimals!');
18. num[1] = num[1].substring(0,num[1].length-1);
19. }
20. input.value = num[0]+'.'+num[1];
21.
22. }
23. else
24. {
25. input.value = num.toString().split('').reverse().join('').replace(/(?=\d*\.?)(\d{3})/g,'$1,').split('').reverse().join('').replace(/^[\,]/,'')
26. };
27. }
28.else
29.{
30.alert('You may enter only numbers in this field!');
31.input.value = input.value.substring(0,input.value.length-1);
32. }
33.
34. }
35.
36. </script>
37.
38.</head>
39.
40.<body>
41.<form>
42.<input type="text" onkeyup="format(this)" onchange="format(this)" onblur="if(this.value.indexOf('.')==-1)this.value=this.value+'.00'">
43.</form>
44. </body>
45.</html>
ขอยืมไปใช้หน่อยน่ะครับ ขอบคุณครับ
Goodjob เยี่ยมครับ
