File: example.php

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File: example.php
Role: Example script
Content type: text/plain
Description: Example script
Class: PHP Circular Array
Traverse an array wrapping around when it ends
Author: By
Last change:
Date: 4 years ago
Size: 1,182 bytes
 

Contents

Class file image Download
<?php

use alesinicio\circularArray;

require
"circularArray.php";

// LET'S CREATE AN EXAMPLE ARRAY AND CONVERT IT INTO A CIRCULAR ARRAY.
$arrExample = [1,2,3,4];
$arrCircular = new circularArray($arrExample);

// GO THROUGH A LOOP. EACH ITERATION WILL PRINT THE CURRENT VALUE
// AND ADVANCE TO THE NEXT POSITION OF THE CIRCULAR ARRAY.
for ($i=0; $i<10; $i++) {
    echo
$arrCircular->getCurrentValue();
   
$arrCircular->next();
}

echo
"<hr>";

// RESET THE ARRAY TO THE INITIAL POSITION.
$arrCircular->reset();

// GO THROUGH A LOOP. EACH ITERATION WILL PRINT THE CURRENT VALUE
// AND REWIND TO THE PREVIOUS POSITION OF THE CIRCULAR ARRAY.
// NOTE THAT HERE WE USE THE getCurrentValueAndRewind() METHOD,
// WHICH IS A WRAPPER FOR getCurrentValue() + previous().
for ($i=0; $i<10; $i++) {
    echo
$arrCircular->getCurrentValueAndRewind();
}

echo
"<hr>";

// WE CAN ALSO ADVANCE/REWIND "N" POSITIONS ON THE ARRAY
$arrCircular->reset();
echo
$arrCircular->advancePosition(2);
echo
$arrCircular->rewindsPosition(2);

echo
"<hr>";

// MAYBE YOU WANT TO KNOW THE CURRENT INDEX OF THE ARRAY, NOT IT'S VALUE. COOL.
echo $arrCircular->getCurrentIndex();


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