princesh

 Profile Answers by princesh 

• Nov 18th, 2008

 

Read the input text
Check the length of the string
Substract the length by one
And then keeping doing this till end of the string.

vasanth.kvj

 Profile Answers by vasanth.kvj 

• Nov 23rd, 2009

 

function numvalid(a)

 {

  var numStr="1234567890";

var thisChar;

var counter=0;

for(var i=0; i < a.length; i++)

{

thisChar=a.substring(i,i+1);

if(numStr.indexOf(thisChar)!=-1)

{counter++;}

}

if(counter==(a.length))

{return true;}

else

{

alert("Enter valid  Number");

document.reg_form.no.value="";

}

 

  }