Iterator

<?php
class myIterator implements Iterator {
    private $position = 0;
    private $array = array(
        "firstelement",
        "secondelement",
        "lastelement",
    );  

    public function __construct() {
        $this->position = 0;
    }

    public function rewind() {
        var_dump(__METHOD__);
        $this->position = 0;
    }

    public function current() {
        var_dump(__METHOD__);
        return $this->array[$this->position];
    }

    public function key() {
        var_dump(__METHOD__);
        return $this->position;
    }

    public function next() {
        var_dump(__METHOD__);
        ++$this->position;
    }

    public function valid() {
        var_dump(__METHOD__);
        return isset($this->array[$this->position]);
    }
}

$it = new myIterator;

foreach($it as $key => $value) {
    var_dump($key, $value);
    echo "\n";
}
?>

Source: php.net

Similar codes

2 votes256 views2 answers
Laravel 8 websockets
PHP Laravel
0 vote229 views1 answer
How to add in massive php
PHP
9 votes244 views2 answers
Json_encode()
PHP
2 votes240 views3 answers
Php check for duplicates in array
PHP
0 vote243 views1 answer
Codeigniter select where
PHP
0 vote243 views1 answer
Laravel collection reverse
PHP
0 vote254 views1 answer
Laravel Code To Rename file on server in the storage folder
PHP
1 vote248 views2 answers
Laravel required_if
PHP Laravel
0 vote256 views1 answer
Test a single file laravel
PHP Laravel
0 vote262 views1 answer
How to validate email or phone number single parameter request in laravel
PHP Laravel