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@ 2018-03-25T06:18:54Z

<?php
function oldGetMinPrice($num1, $num2) {
    if(!(is_numeric($num1) && $num1 >0) && !(is_numeric($num2) && $num2 >0) ) {
        return 'error';
    }
    $num1 = (float)$num1;
    $num2 = (float)$num2;
    echo "($num1 & $num2) ";
    if($num1 <= 0) {
        return $num2;
    }
    if($num2 <= 0) {
        return $num1;
    }
    return min($num1,$num2);
}
function newGetMinPrice($nums) {
    $nums = array_filter($nums, function($v){ return (float)$v > 0;});  // convert to float and check if greater than 0
    if (empty($nums)) {
        return 'error';  // if no qualifying prices, return error
    }
    return min($nums);  // return the lowest qualifying price
}

$tests = [[0, .1], [1, 'foo'], [.24, -.25], [3, 3], ['foo', 'bar'], [-0, 0.1], [90, -90], [0, 0], [1, 1]];
foreach ($tests as $test) {
    echo "old: {$test[0]} -vs- {$test[1]} = ",oldGetMinPrice($test[0], $test[1]), "\n";
    echo "new: {$test[0]} -vs- {$test[1]} = ",newGetMinPrice($test), "\n\n";
}

Output for git.master, git.master_jit, rfc.property-hooks: old: 0 -vs- 0.1 = (0 & 0.1) 0.1 new: 0 -vs- 0.1 = 0.1 old: 1 -vs- foo = (1 & 0) 1 new: 1 -vs- foo = 1 old: 0.24 -vs- -0.25 = (0.24 & -0.25) 0.24 new: 0.24 -vs- -0.25 = 0.24 old: 3 -vs- 3 = (3 & 3) 3 new: 3 -vs- 3 = 3 old: foo -vs- bar = error new: foo -vs- bar = error old: 0 -vs- 0.1 = (0 & 0.1) 0.1 new: 0 -vs- 0.1 = 0.1 old: 90 -vs- -90 = (90 & -90) 90 new: 90 -vs- -90 = 90 old: 0 -vs- 0 = error new: 0 -vs- 0 = error old: 1 -vs- 1 = (1 & 1) 1 new: 1 -vs- 1 = 1

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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