FUNCTION:  Lang.isInt
Lang.isInt(value)
 
The Lang.isInt function returns a boolean value that indicates whether a string value can be converted into an integer number using the Lang.parseInt function. A true signifies that you can convert. A false signifies that you cannot convert.
 
The companion Lang.isFloat function returns a boolean value that indicates whether a string value can be converted into a floating-point number using the Lang.parseFloat function.
 
The value parameter is the string value that you need converted into an integer.
 
Code for IsIntExample.wml
<?xml version="1.0"?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN"
"http://www.WAPforum.org/DTD/wml_1.1.xml">
<wml>

<card id="card1">
   <p>
   isInt example
   </p>
   <do type="accept">
      <go href="IsIntExample.wmls#findisint( )" />
   </do>
</card>

<card id="card2">
<p>
   can convert = $(isinttest)
</p>
</card>

</wml>
 
Code for IsIntExample.wmls
extern function findisfloat( )
{
   var str = Dialogs.confirm("Enter a string", "");
   var result = Lang.isInt(str);
   WMLBrowser.setVar("isinttest", result);
   WMLBrowser.go("IsIntExample.wml#card2");
};

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