JavaScript Reference/Javascript Objects/Number
Содержание
"Number" Example
<source lang="javascript">
<html> <body> <script language="javascript"> function function1(){
var number = new Number(23003.340304); alert(number.toFixed(2));
} </script> <button onclick="function1();">Round the number</button> </body> </html>
</source>
"Number" JavaScript Methods
<source lang="javascript">
+----------------+--------------------------------------------------------------+ | JavaScript |toExponential toFixed | | Methods |toLocaleString toPrecision | | |toString toSource | | |valueOf | +----------------+--------------------------------------------------------------+
</source>
"Number" JavaScript Properties
<source lang="javascript">
+----------------+--------------------------------------------------------------+ | JavaScript |constructor MAX_VALUE | | Properties |MIN_VALUE NEGATIVE_INFINITE | | |POSITIVE_INFINITE | +----------------+--------------------------------------------------------------+
</source>
"Number" Syntax and Note
<source lang="javascript">
Note: Perform numerical operations.
Syntax:
var numberName = new Number(value) // value is any number numberName.memberName
</source>