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Array Variable in Perl


Tutorials Perl

Topic

What is an array?



Explanation

The Array is nothing but a collection of elements, grouped under a single variable name.

Syntax:
    @arrayname = ("value1", value2");
Example:
    #! C:\programfiles\perl\bin\perl
    print "content-type: text/html\n\n";
    @colors = ();
    @numbers =(1,2,3);
    @name = ( "alan", "jack");
    $colors [0] = red;
    $colors [1] = green;
    $colors [2] = blue;
    print @colors;
    print "<br>";
    print @numbers;
    print "<br>";
    print @name;
Result:
    redgreenblue
    123
    alanjack

In the above example, if the elements are strings, then it is enclosed within quotes, and each element in an array can be accessed by providing the index value which starts from 0 to one less than the total number of elements. Perl indexes array elements as scalar variable.








A Note
Simple introduction, basic CGI perl programming codes with examples. Do send your feedback or suggestions on this tutorial. This is a copyright content.

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