typeof 739
typeof
Availability
Flash Player 5.
Usage
typeof(expression)
Parameters
expression
A string, movie clip, button, object, or function.
Description
Operator; a unary operator placed before a single parameter. The typeof operator causes the
Flash interpreter to evaluate
expression; the result is a string specifying whether the expression is
a string, movie clip, object, function, number, or Boolean value. The following table shows the
results of the
typeof operator on each type of expression.
Parameter Output
String
string
Movie clip
movieclip
Button
object
Text field
object
Number
number
Boolean
boolean
Object
object
Function
function
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