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@ 2014-12-29T11:18:42Z

<?php

$arr = array(0 => array("date" => "2014-10-30","mission" => "one","point" => 10),
             1 => array("date" => "2014-10-31","mission" => "five","point" => 10),
             2 => array("date" => "2014-11-19","mission" => "one","point" => 8)
             );

$ototal = 0;
$ftotal = 0;
$ocount = 0;
$fcount = 0;
for ($i=0, $max = count($arr); $i < $max; $i++){
    if ($arr[$i]["mission"] == "one"){
        $ototal += $arr[$i]["point"];
        $ocount++;
        
    }
    else
    if ($arr[$i]["mission"] == "five"){
        $ftotal += $arr[$i]["point"];
        $fcount++;
    }
}

$arr["one"] = array("mission" => "one", "point" => $ototal, "count" => $ocount, "average" => $ototal/ $ocount);
$arr["five"]= array("mission" => "five","point" => $ftotal, "count" => $fcount, "average" => $ftotal/$fcount);

var_dump($arr["one"],$arr["five"]);

Output for git.master_jit, git.master, rfc.property-hooks: array(4) { ["mission"]=> string(3) "one" ["point"]=> int(18) ["count"]=> int(2) ["average"]=> int(9) } array(4) { ["mission"]=> string(4) "five" ["point"]=> int(10) ["count"]=> int(1) ["average"]=> int(10) }

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2022-12-01 RFC: Property hooks - included in PHP 8.4
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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