MACROMEDIA FLEX-FLEX ACTIONSCRIPT LANGUAGE Reference page 410

Parameters
A number; an integer specifying the position of a character in the string. The first
index
character is indicated by
Returns
A character.
Description
Method; returns the character in the position specified by the parameter
number from 0 to
This method is similar to
a 16-bit integer character code.
Example
In the following example, this method is called on the first letter of the string
var my_str:String = "Chris";
var firstChar_str:String = my_str.charAt(0);
trace(firstChar_str); // output: C
See also
String.charCodeAt()
String.charCodeAt()
Availability
Flash Player 5.
Usage
my_str.charCodeAt(index:Number) : Number
Parameters
A number; an integer that specifies the position of a character in the string. The first
index
character is indicated by
Returns
A number; an integer.
Description
Method; returns a 16-bit integer from 0 to 65535 that represents the character specified by
. If
index index
This method is similar to
character code, not a character.
410 Chapter 6: ActionScript Core Classes
, and the last character is indicated by
0
- 1, an empty string is returned.
string.length
String.charCodeAt()
and the last character is indicated by
0,
is not a number from 0 to
String.charAt()
my_str.length-1
except that the returned value is a character, not
my_str.length
- 1,
string.length NaN
except that the returned value is a 16-bit integer
.
. If is not a
index index
:
"Chris"
- 1.
is returned.