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Resin 1.1
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 The Global Object

Global
eval(statements) Parses statements as a statement list, executes the statements and returns the value of the last statement.
NaN The not-a-number number.
Infinity Positive infinity.
parseInt(string) Parses string as an integer.
parseFloat(string) Parses string as a floating point number.
escape(url) Escapes url to encode characters illegal in the URL spec.
unescape(url) Undoes the url encoding.
isNaN(arg) True if arg, converted to a number, is the NaN value.
isFinite(arg) True if arg is a finite number.

Global

eval(statements)

Parses statements as a statement list, executes the statements and returns the value of the last statement. The statements execute in the calling context, so eval picks up local variables.

function foo(a)
{
  return eval("a + 3");
}
foo(10);
13

NaN

The not-a-number number.

Infinity

Positive infinity.

parseInt(string)

Parses string as an integer.

parseFloat(string)

Parses string as a floating point number.

escape(url)

Escapes url to encode characters illegal in the URL spec.

unescape(url)

Undoes the url encoding.

isNaN(arg)

True if arg, converted to a number, is the NaN value.

isNaN(0/0) + " " + isNaN("100") + " " + isNaN("foo")
true false true

isFinite(arg)

True if arg is a finite number.

Core Library   Object
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Last modified: Thu, 16 Sep 1999 14:56:48 -0700 (PDT)