the new operator
creates a new object and then invokes the constructor function, passing the newly created object as the
value of the this keyword.
发表评论
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Extending Built-in Types
2009-01-08 13:55 729The Function.apply( ) method is ... -
Breakpoints using closures
2009-01-07 13:43 872// // This function implements ... -
Private properties with closures
2009-01-07 13:13 769// // This function adds proper ... -
Functions as Methods
2009-01-07 00:39 810When a function is invoked as a ... -
The callee Property
2009-01-07 00:02 668In addition to its array elemen ... -
Variable-Length Argument Lists: The Arguments Obje
2009-01-06 23:06 794The Arguments object has one ve ... -
Function Literals
2009-01-06 21:50 705Although function literals crea ... -
Nested Functions
2009-01-06 21:09 770Nested functions may be defined ... -
Deleting Array Elements
2009-01-05 22:11 573The delete operator sets an arr ... -
Reading and Writing Array Elements
2009-01-05 22:00 772Note that array indexes must be ... -
The valueOf() Method
2009-01-05 18:05 748... -
The toLocaleString() Method
2009-01-05 18:02 859In ECMAScript v3 and JavaScript ... -
The constructor Property
2009-01-05 17:51 794[size=medium]Since constructor ... -
the empty statement
2009-01-05 00:29 789[size=medium]When you intention ... -
with
2009-01-05 00:27 687[size=medium]The with statement ... -
try/catch/finnaly
2009-01-05 00:17 893If control leaves the try bloc ... -
throw
2009-01-04 23:56 698The tHRow statement has the fol ... -
return
2009-01-04 23:52 820If a function executes a return ... -
functions
2009-01-04 23:48 800[size=medium]Technically speaki ... -
Labels
2009-01-04 23:01 712Label names are distinct from v ...
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