Perl Programming/Keywords/y

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The y keyword

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y is the transiteration operator as known from the UNIX sed line editor, and is equivalent to tr.

Syntax

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  y///

Examples

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  The code
$tmp = "909135790159";

print $tmp . "\n";
$tmp =~ y/13579/24680/;

print $tmp . "\n";
replaces the respective characters in the first parametre with the corresponding characters in the second parametre:
909135790159
000246800260


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