I have 2 text boxes A and B I want the answer A-B displayed on A Text box 'onchange' event of B
Please help me
Thanks
God Bless
Eranga
I have 2 text boxes A and B I want the answer A-B displayed on A Text box 'onchange' event of B
Please help me
Thanks
God Bless
Eranga
Jump to Posthi,
first, please try with some code then post your code here for help.
Anyway try with example script:function test() { var x=document.getElementById("A"); document.getElementById("A")=x-document.getElementById("B"); }
Use this test() on'onchange' for A text box.
Please post your required peice of code..
All the best.
Jump to PostWhy is this php?
hi,
first, please try with some code then post your code here for help.
Anyway try with example script:
function test()
{
var x=document.getElementById("A");
document.getElementById("A")=x-document.getElementById("B");
}
Use this test() on'onchange' for A text box.
Please post your required peice of code..
All the best.
Why is this php?
I think this code will help you .:-)
<HTML>
<HEAD>
<TITLE>Test Input</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function validate (form) {
var First = form.inputbox.value;
var Sec = form.inputbox2.value;
alert( " Result = " +First+ "-" +Sec);
document.getElementById("nm").value=First+ "-" +Sec;
}
</SCRIPT>
</HEAD>
<BODY>
<FORM NAME="myform" ACTION="" METHOD="GET">Enter something in the box: <BR>
First Name <INPUT id ="nm" TYPE="text" NAME="inputbox" VALUE="" ><P>
Second Name <INPUT TYPE="text" NAME="inputbox2" VALUE="" OnChange="validate(this.form)" ><P>
</FORM>
</BODY>
</HTML>
It is Javascript problem. Move to Javascript forum.
Moving to Javascript.
document.getElementById("nm").value=First+ "-" +Sec line do no give the answer
it just shows the equation
ex: 500-400 answer should be 100 but it show as 500-400
Please help
thanks
God Bless
Eranga
How do a equation on a formatted text box
EX: TextBox A = formatted(14,500.00) Text box B - formatted(1,1200.00)
TextBox A = 14,500.00 - 1,1200.00 answer comes as 'Nan'
Please help
Thanks
God Bless
Eranga
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