Check key existance after using 'delete' operator : delete « Hash « Perl

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Perl » Hash » delete

Check key existance after using 'delete' operator

    



$hash{fruit} = apple;

$hash{sandwich} = hamburger;

$hash{drink} = bubbly;



delete($hash{'fruit'});



if (exists($hash{"fruit"})) {

    print "Key exists.";

} else {

    print "Key does not exist.";

}

Related examples in the same category

1.	Delete the element with key 'Joe' from %hash
2.	Delete from hash
3.	Delete an entry in hash
4.	The delete Function
5.	The delete operator removes a key/value pair from an associative array.

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