Remove elements that do not match the RegEx /B.*?y/

use strict;
use warnings;
my  @aTemp = qw(Fred Betty Barney Wilma);
@aTemp = grep{$_ =~ /B.*?y/} @aTemp;
print join',',@aTemp;
[download]

Remove elements that *do* match the RegEx /B.*?y/

use strict;
use warnings;
my  @aTemp = qw(Fred Betty Barney Wilma);
@aTemp = grep{$_ !~ /B.*?y/} @aTemp;
print join',',@aTemp;
[download]

Note: The other examples in this thread that use 'index' are more preferable for what you asked ... but this is an alternate way in case you are curious.

Moreover, you might want to check out Categorized Questions and Answers where you can find fast answers to basic questions like How do I completely remove an element from an array ... categorized Q&A is very useful.

---

---

Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!

Titles consisting of a single word are discouraged, and in most cases are disallowed outright.

Read Where should I post X? if you're not absolutely sure you're posting in the right place.

Please read these before you post! —

• How do I compose an effective node title?
• How do I post a question effectively?
• Markup in the Monastery

Posts may use any of the Perl Monks Approved HTML tags:

a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr

You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)

	For:		Use:
	&		&
	<		&lt;
	>		&gt;
	[		&#91;
	]		&#93;

Link using PerlMonks shortcuts! What shortcuts can I use for linking?

See Writeup Formatting Tips and other pages linked from there for more info.