note 118982 deleted from function.explode by tularis
| From: | tularis@php.net | Date: | Sat, 12 Mar 2016 20:42:29 +0000 |
| Subject: | note 118982 deleted from function.explode by tularis | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-205144@lists.php.net to get a copy of this message | ||
Note Submitter: r3x dot r0dr1gu35 at gmail dot com
----
// .-------\/.
// ''-------. |' |
//| '| \/\/\/| |
//| \/\/\/ | |
//| /\/\/\ /\/\/\| |
//| _.' '.__ |
//| |\ \ / /| |
//| | \ \ / / | |
//|_ | \ _\ /_/ |_|
<?php
// Function for sum intervals of an array
function array_sum_interval($array_external, $interval){
$n_interval=explode(":", $interval);
$sum = 0;
for($i=$n_interval[0]; $i < ($n_interval[1]+1) ; $i++){
$sum += $array_external[$i];
}
return $sum;
}
// Function for sum a interval of an array
function array_sum_intervals($array_external, $intervals){
$n_intervals=explode(";", $intervals);
$array_amount = count($n_intervals);
$result = 0;
for($i=0; $i < $array_amount ; $i++){
$result += array_sum_interval($array_external, $n_intervals[$i]);
}
return $result;
}
$test = array(1,2,4,8,16,32,128);
echo 'simple interval - '.array_sum_interval($test, '1:3');
echo '<br>';
echo 'composed interval - '.array_sum_intervals($test, '2:3;5:6');