|string||sequence of characters||Characters on one line surrounded by single(') or double(") quotes.|
|boolean||true OR false||Usually used in connection with controlling the outcome of related conditions in the program during the execution of this.|
|null||null||Is a special value that indicates no value for the dataype. For boolean it converts to false and for numeric it converts to 0.|
|undefined||undefined||Appear for a variable that has been declared but never had a value assigned to it or any value type that does not exist.|
|object||Container of other datatype values||Is a collection of named values, that can be any datatype, other object or function value. All values is of public type.|
|array||An ordered collection of numbered values.||Each data value, which can be any datatype, object or function value, in an array has an index. All values is of public type. You can retrieve a value from an array by enclosing an index in square brackets. (arrayName[index])|
|function||Has executable code associated with it.||Can contain a collection of any datatype, object or function ,which can be private or public. Function can also contain function (inner function).|
|Math||An object with static math. methods||Is a collection of mathematical static methods, used in special calculations.|
|Date||An object that represents dates and times||Allow you to get and set the various date and time values. You can convert the Date to a string, using either local time or GMT time.|
|RegExp||An object for textual presentation||Provide a rich and powerful syntax for describing textual patterns.|
|Error||Objects for runtime error messages||The types of predefined error objects are Error, EvalError, RangeError, ReferenceError, SyntaxError, TypeError, and URIError.|
© 2010 by Finnesand Data. All rights reserved.
This site aims to provide FREE programming training and technics.
Finnesand Data as site owner gives no warranty for the
correctness in the pages or source codes.
The risk of using this web-site pages or any program
codes from this website is entirely at the individual user.