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Re: Another generic set of questions

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On Thursday, May 11, 2017 at 11:51:42 AM UTC-4, justaguy wrote:
> On Wednesday, May 10, 2017 at 7:57:22 PM UTC-4, justaguy wrote:
> > First, on the business functions in the web space for JavaScript, my rudimentary understanding is:
> > * Data Input
> > Via web form for data validation and input, particularly the latter. For instance, we can construct as many input elements as the user wants on demand.
> > * Data Display/Presentation
> > For instance, hide a section but to show it upon a click (but this seems more CSS style.display on and off).
> > * Data Storage (local storage with HTML5?)
> > Never use it, not too sure of its value...
> > 
> 
> I'd like to add, in sum, DOM manipulation.
> 
> 
> > Anything to add or change on the above?
> > 
> > Secondly, on the practical use or technical side of JavaScript, let's skip various standards for now, let's start with the following:
> * array
> * object
> 

* variable
of two types:
local variable and GLOBAL variable

> > * function(s)
> > three types:
> > (1) named function
> > such as 
> > function addAnotherField() {}
> > (2) "unnamed" function ?
> > such as
> > var addSection = function(sectionID) {}
> > (3) "safe" function
> > /* safe in the sense that var(s) inside function would be safe, 
> > not run into conflict with same name var(s) else where in the same file
> > */
> > such as
> >  (function() {}
> >  })();  
> >  
> > * event(s)
> > a way to call a JavaScript function
> > for instance, onclick.
> > 
> > * special "object"?
> > for instance, this, for the current object.
> > Question, anything seems to "this" in JavaScript that has a special purpose?
> > 
> > Please add or edit the above and continue.
> > 
> > Thanks.

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Another generic set of questions justaguy <lichunshen84@gmail.com> - 2017-05-10 16:57 -0700
  Re: Another generic set of questions justaguy <lichunshen84@gmail.com> - 2017-05-11 08:51 -0700
    Re: Another generic set of questions justaguy <lichunshen84@gmail.com> - 2017-05-11 09:22 -0700

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