unique() public static method

Remove the duplicates from an array.
public static unique ( array $array, boolean $keepKeys = false ) : array
$array array
$keepKeys boolean
return array
Arr Class Documentation
Ejemplo n.º 1
0
 public function testUnique()
 {
     $array = array(10, 100, 1231, 10, 600, 20, 40, 1231, 20, 6, 1);
     isSame(array(10, 100, 1231, 600, 20, 40, 6, 1), Arr::unique($array));
     $array = array('hello', 'world', 'this', 'is', 'a', 'test', 'hello', 'is', 'a', 'word');
     isSame(array('hello', 'world', 'this', 'is', 'a', 'test', 'word'), Arr::unique($array, false));
     $array = array('asd_1' => 'asd', 'asd_2' => 'asd');
     isSame(array('asd_1' => 'asd'), Arr::unique($array, true));
 }
Ejemplo n.º 2
0
 public function testFunctionOverhead()
 {
     runBench(array('Clean' => function () {
         return pathinfo(__FILE__, PATHINFO_BASENAME);
     }, 'Wrapper' => function () {
         return FS::base(__FILE__);
     }), array('name' => 'Pathinfo overhead', 'count' => 10000));
     runBench(array('Vars::get' => function () {
         return Vars::get($GLOBALS['somevar']);
     }, 'isset' => function () {
         return isset($GLOBALS['somevar']);
     }), array('name' => 'Isset overhead', 'count' => 10000));
     $randArr = array_fill(0, 100, null);
     for ($i = 0; $i < 100; $i += 1) {
         $randArr[$i] = mt_rand(0, 9);
     }
     runBench(array('array_keys(+flip)' => function () use($randArr) {
         return Arr::unique($randArr, false);
     }, 'array_unique' => function () use($randArr) {
         return Arr::unique($randArr, true);
     }), array('name' => 'Isset overhead', 'count' => 1000));
 }