COMPARE: REBOL, C, JAVASCRIPT, PYTHON, VBA

NOTES about below scripts:
1. Python's should be written in its CLI
2. REBOL's should be written in its CLI
3. JAVASCRIPT should be written in a windows 7 notepad, inside <script> and </script> tags
4. VBA should be written on Visual Basic Editor on Microsoft Excel
5. C should be written on .....

VARIABLE DECLARATION
On REBOL:
No need

On Python:
No need

On C:

On Javascript:


Conditional statement(IF)
: Make decision
General task:
- define the condition to be evaluated
- define one or more statements to run

Looping Statment / Control structures
: Repeat actions (for how long, until what)
 
FOR
On REBOL



On VBA
For  i = 0 to 10
    

USER DEFINED FUNCTION

 Via REBOL

>> cetak: func [kata][print kata]
>> cetak ("yoss....")
yoss...

*** Rebol tidak perlu mendefinisikan var printer atau kata terlebih dahulu***
***use func keyword***

Via Javascript

var printer: function(kata){
alert kata
}

Via PYTHON


>>> def cetak(kata):
    print kata
    return
>>> cetak('yuyu hakuso')
yuyu hakuso
>>> cetak('aloha')
aloha

*** Sama seperti REBOL, Python tidak perlu mendefinisikan variabel printer atau variabel kata terlebih dahulu***

Via VBA (Microsoft Excel)

Writing editor on  Visual Basic Editor (tekan ALT+F11):
1. Insert new module
2. Insert below code
Function cetak()
    cetak = "Aloha"
End Function