Linux Certif

Toute la documentation sur la certification Linux LPI

NetSDS::Util::Types.3pm

NAME

NetSDS::Util::Types - type checking routines

SYNOPSIS

         use NetSDS::Util::Types;
 
         # Check if variable contains integer value
         if (is_int($var)) {
                 $var++;
         } else {
                 print "Value is not integer!";
         }
 
 

DESCRIPTION

"NetSDS::Util::Types" module contains functions for checking data for being of exact data types.

EXPORTED FUNCTIONS

is_int($var) - check if parameter is integer

Check if given parameter is integer

is_float([...]) - check if parameter is float number

Check if given parameter is float number

is_date([...]) - check if parameter is date string

Return 1 if parameter is date string

is_binary([...]) - check for binary content

Return 1 if parameter is non text.

is_ref_scalar($ref) - check if reference to scalar value

Return true if parameter is a scalar reference.

         my $var = 'Scalar string';
         if (is_ref_scalar(\$var)) {
                 print "It's scalar value";
         }
 
 

is_ref_array($ref) - check if reference to array

Return true if parameter is an array reference.

is_ref_hash($ref) - check if hashref

Return true if parameter is a hash reference.

is_ref_code($ref) - check if code reference

Return true if parameter is a code reference.

is_ref_obj($ref, [$class_name]) - check if blessed object

Return true if parameter is an object.

EXAMPLES

None

BUGS

None

TODO

Add more functions.

SEE ALSO

None.

AUTHORS

Valentyn Solomko <pere@pere.org.ua>

Michael Bochkaryov <misha@rattler.kiev.ua>