Perl y Function
This function is identical to the tr/// operator; translates all characters in SEARCHLIST into the corresponding characters in REPLACEMENTLIST. It does character by character conversion
Following is the simple syntax for this function −
This function returns the number of characters modified.
Following is the example code showing its basic usage −Live Demo
#!/usr/bin/perl -w $string = 'the cat sat on the mat.'; # This will generate a upper case string $string =~ y/a-z/A-Z/; print "$string\n";
When above code is executed, it produces the following result −
THE CAT SAT ON THE MAT.