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Full Discussion: Array length in PERL
Top Forums Shell Programming and Scripting Array length in PERL Post 302215676 by summer_cherry on Thursday 17th of July 2008 02:21:58 AM
Old 07-17-2008
Code:
print $#array;

 

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ARRAY_REVERSE(3)							 1							  ARRAY_REVERSE(3)

array_reverse - Return an array with elements in reverse order

SYNOPSIS
array array_reverse (array $array, [bool $preserve_keys = false]) DESCRIPTION
Takes an input $array and returns a new array with the order of the elements reversed. PARAMETERS
o $array - The input array. o $preserve_keys - If set to TRUE numeric keys are preserved. Non-numeric keys are not affected by this setting and will always be preserved. RETURN VALUES
Returns the reversed array. EXAMPLES
Example #1 array_reverse(3) example <?php $input = array("php", 4.0, array("green", "red")); $reversed = array_reverse($input); $preserved = array_reverse($input, true); print_r($input); print_r($reversed); print_r($preserved); ?> The above example will output: Array ( [0] => php [1] => 4 [2] => Array ( [0] => green [1] => red ) ) Array ( [0] => Array ( [0] => green [1] => red ) [1] => 4 [2] => php ) Array ( [2] => Array ( [0] => green [1] => red ) [1] => 4 [0] => php ) SEE ALSO
array_flip(3). PHP Documentation Group ARRAY_REVERSE(3)
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