MACROMEDIA FLASH MX 2004 - ACTIONSCRIPT Reference Manual page 589

parseInt
Availability
Flash Player 5.
Usage
parseInt(expression [, radix])
Parameters
A string to convert to a integer.
expression
Optional; an integer representing the radix (base) of the number to parse. Legal values
radix
are from 2 to 36.
Returns
A number or
NaN
Description
Function; converts a string to an integer. If the specified string in the parameters cannot be
converted to a number, the function returns
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 following examples use the
parseInt("3.5")
// returns 3
parseInt("bar")
// returns NaN
parseInt("4foo")
// returns 4
The following are examples of hexadecimal conversions:
parseInt("0x3F8")
// returns 1016
parseInt("3E8", 16)
// returns 1000
The following is an example of a binary conversion:
parseInt("1010", 2)
// returns 10 (the decimal representation of the binary 1010)
The following are examples of octal number parsing:
parseInt("0777")
parseInt("777", 8)
// returns 511 (the decimal representation of the octal 777)
.
parseInt
. Strings beginning with 0x are interpreted as
NaN
function to evaluate various types of numbers.
parseInt 589