parseInt()
193
parseInt()
Availability
Flash Player 5.
Usage
parseInt(
expression:String
[
, radix:Number
])
: Number
Parameters
expression
A string to convert to an integer.
radix
An integer representing the radix (base) of the number to parse. Legal values are from 2
to 36. This parameter is optional.
Returns
A number or
NaN
(not a number).
Description
Function; converts a string to an integer. If the specified string in the parameters cannot be
converted to a number, the function returns
NaN
. Strings beginning with 0x are interpreted as
hexadecimal numbers. Integers beginning with 0 or specifying a radix of 8 are interpreted as octal
numbers. White space preceding valid integers is ignored, as are trailing nonnumeric characters.
Example
The examples in this section use the
parseInt()
function to evaluate various types of numbers.
The following example returns 3:
parseInt("3.5")
The following example returns
NaN
:
parseInt("bar")
The following example returns 4:
parseInt("4foo")
The following example shows a hexadecimal conversion that returns 1016:
parseInt("0x3F8")
The following example shows a hexadecimal conversion using the optional
radix
parameter that
returns 1000:
parseInt("3E8", 16)
The following example shows a binary conversion and returns 10, which is the decimal
representation of the binary 1010:
parseInt("1010", 2)
CHAPTER 5
ActionScript Core Language Elements
Summary of Contents for FLEX-FLEX ACTIONSCRIPT LANGUAGE
Page 1: ...Flex ActionScript Language Reference...
Page 8: ......
Page 66: ...66 Chapter 2 Creating Custom Classes with ActionScript 2 0...
Page 76: ......
Page 133: ...break 133 See also for for in do while while switch case continue throw try catch finally...
Page 135: ...case 135 See also break default strict equality switch...
Page 146: ...146 Chapter 5 ActionScript Core Language Elements See also break continue while...
Page 808: ...808 Chapter 7 ActionScript for Flash...
Page 810: ...810 Appendix A Deprecated Flash 4 operators...
Page 815: ...Other keys 815 Num Lock 144 186 187 _ 189 191 192 219 220 221 222 Key Key code...
Page 816: ...816 Appendix B Keyboard Keys and Key Code Values...
Page 822: ...822 Index...