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@ 2016-01-05T15:59:45Z

<?php
class A {
    function __construct() {
        $this->arr = [1,34,3,98,9,76,45,4];    
    }
    
    function joinNumbers($a, $b)
    {
        $t=10;
        while($b>=$t)
            $t*=10;
        return $a*$t+$b; 
    }
    
    function arrangeNumbers()
    {
        $size=count($this->arr)/count($this->arr[0]);
        
        for($i=0;$i<$size-1;$i++) {
            for($j=$i+1;$j<$size;$j++) {
                if(joinNumbers($this->arr[$i],$this->arr[$j])<joinNumbers($this->arr[$j],$this->arr[$i])) {
                    $temp = $this->arr[$i];
                    $this->arr[$i] = $this->arr[$j];
                    $this->arr[$j] = $this->arr[$i];
                }
            }
        }
        printf("Number is : ");
        for($i=0;$i<$size;$i++) {
            printf("%d",$this->arr[$i]);
        }
        printf("\n\n");
    }
}

$test = new A;
$test->arrangeNumbers();

Output for git.master, git.master_jit, rfc.property-hooks: Deprecated: Creation of dynamic property A::$arr is deprecated in /in/TbKPt on line 4 Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, int given in /in/TbKPt:17 Stack trace: #0 /in/TbKPt(37): A->arrangeNumbers() #1 {main} thrown in /in/TbKPt on line 17
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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