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Perl Programming/Keywords/qw
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Perl quotemeta qx Keywords
The qw keyword
qw is a command that can be used to replace the quotation mark (") symbol.
Syntax
qw(element [element] […])
Examples
The code
my @array = qw(one two three);
print "Array contains " . @array . " element" . ((@array == 1) ? "" : "s") . "\n";
my @array1 = "only";
print "Array1 contains " . @array1 . " element" . ((@array1 == 1) ? "" : "s") . "\n";
my @family = "father, mother, daughter, son";
print "The family has " . @family . " member" . ((@family == 1) ? "" : "s") . "\n";
print qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec)[2] . "\n"; returns the number of elements in the arrays and the third month as follows: Array contains 3 elements
Array1 contains 1 element
The family has 1 member
Mar
Perl quotemeta qx Keywords