benchmark

bench.php

<?php
$data = 'a:9:{i:0;a:2:{s:7:"step_id";s:1:"1";s:9:"step_name";s:8:"Strategy";}i:1;a:2:{s:7:"step_id";s:1:"2";s:9:"step_name";s:9:"Structure";}i:2;a:2:{s:7:"step_id";s:1:"3";s:9:"step_name";s:7:"Finance";}i:3;a:2:{s:7:"step_id";s:1:"4";s:9:"step_name";s:14:"Buyer Advocacy";}i:4;a:2:{s:7:"step_id";s:1:"5";s:9:"step_name";s:24:"Renovation & Development";}i:5;a:2:{s:7:"step_id";s:1:"6";s:9:"step_name";s:19:"Property Management";}i:6;a:2:{s:7:"step_id";s:1:"7";s:9:"step_name";s:16:"Portfolio Review";}i:7;a:2:{s:7:"step_id";s:1:"8";s:9:"step_name";s:14:"Sales Advisory";}i:8;a:2:{s:7:"step_id";s:1:"9";s:9:"step_name";s:9:"Valuation";}}';

function make_assoc(&$input_array, $pkey = 'id', $sort = FALSE)
{

    $keys = array_column($input_array, $pkey);

	$input_array = array_combine($keys, $input_array);


}


$steps = unserialize($data);

function f1($steps) {
    make_assoc($steps, 'step_id');
    $steps = array_map(function ($row)
    {
    	return $row['step_name'];
    }, $steps);
    
    
    
    }


function f2($steps) {
    $return = array();
    foreach ($steps as $row) {
        $return[$row['step_id']] = $row['step_name'];
    }    
}

function f3($steps) {
    $return = array();
    for ($a = 0,$max=count($steps);$a<$max;$a++) {
        $return[$steps[$a]['step_id']] = $steps[$a]['step_name'];
    }
    
    }

$start = microtime(true);
f1($steps);
$stop = microtime(true);
$time1 = $stop - $start;

echo $time1;


$start = microtime(true);
f2($steps);
$stop = microtime(true);
$time2 = $stop - $start;
echo "\n";
echo $time2;


$start = microtime(true);
f3($steps);
$stop = microtime(true);
$time3 = $stop - $start;
echo "\n";
echo $time3;