Core Function Walk
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my $myarray = array(10, 20, 30, 40, 50, 60, 70); | my $myarray = array(10, 20, 30, 40, 50, 60, 70); | ||
| − | $ret = Walk(function($value){ | + | $ret = Walk($myarray, function($value){++$value;}); |
println("Walk returned: $ret"); | println("Walk returned: $ret"); | ||
printr($myarray); | printr($myarray); | ||
| Line 44: | Line 44: | ||
{ | { | ||
println("Got value $value adding to it now..."); | println("Got value $value adding to it now..."); | ||
| − | + | ++$value; | |
}; | }; | ||
| − | $ret = Walk($ | + | $ret = Walk($myarray, $func); |
println("Walk returned: $ret"); | println("Walk returned: $ret"); | ||
printr($myarray); | printr($myarray); | ||
Revision as of 13:31, 29 January 2013
Walk( <function>, <array> )
Contents |
Description
Walk through the arrays items and execute a user defined function on each one.
Parameters
function
A user defined function literal or variable containing one.
array
The array to use.
Return Value
Success - Returns unknown.
Failure - Returns 0.
Remarks
None.
Example
my $myarray = array(10, 20, 30, 40, 50, 60, 70); $ret = Walk($myarray, function($value){++$value;}); println("Walk returned: $ret"); printr($myarray);
Same as above
my $myarray = array(10, 20, 30, 40, 50, 60, 70); my $func = function($value) { println("Got value $value adding to it now..."); ++$value; }; $ret = Walk($myarray, $func); println("Walk returned: $ret"); printr($myarray);
