PHP code example of taq / phpr

1. Go to this page and download the library: Download taq/phpr library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

taq / phpr example snippets


$t = new PHPR\Collection([0 => "zero", 1 => "one", 2 => "two"]);

// outputs: 
// null
// yay, no more 'undefined index' messages!
echo $t[10]."\n";

// outputs:
// zero
// one
// two
$t->each(function($e) {
   echo "$e\n";
});

// each
// outputs:
// 0 - zero
// 1 - one
// 2 - two
$t->each(function($key, $val) {
   echo "$key - $val\n";
});

$t->ero"
// }
$selected = $t->select(function($e) {
   return strlen($e) > 3;
});
var_dump($selected->values());

// map
// outputs:
// array(3) {
//   [0] =>
//   string(4) "orez"
//   [1] =>
//   string(3) "eno"
//   [2] =>
//   string(3) "owt"
// }
$changed = $t->map(function($e) {
   return strrev($e);
});
var_dump($changed->values());

$t->all(function($e) { return strlen($e) > 2; })); // true
$t->all(function($e) { return strlen($e) > 3; })); // false

$t->any(function($e) { return strlen($e) > 3; })); // true
$t->any(function($e) { return strlen($e) > 4; })); // false

// chainable methods
// outputs:
// array(2) {
//     [0] =>
//     string(3) "eno"
//     [1] =>
//     string(3) "owt"
//   }
$changed = self::$_col->map(function($e) {
   return strrev($e);
})->select(function($e) { return strlen($e) <= 3; });
var_dump($changed->values());