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Perl splice Function
Description
This function removes the elements of ARRAY from the element OFFSET for LENGTH elements, replacing the elements removed with LIST, if specified. If LENGTH is omitted, removes everything from OFFSET onwards.
Syntax
Following is the simple syntax for this function −
splice ARRAY, OFFSET, LENGTH, LIST splice ARRAY, OFFSET, LENGTH splice ARRAY, OFFSET
Return Value
This function returns −
- In scalar context undef if no elements removed
- In scalar context last element removed
- In list context empty list on failure
- In list context list of elements removed
Example
Following is the example code showing its basic usage −
#!/usr/bin/perl -w
@array = ("a", "e", "i", "o", "u");
@removedItems = splice(@array, 0 , 3, ("A", "E", "I"));
print "Removed items: @removedItems\n";
When above code is executed, it produces the following result −
Removed items: a e i
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