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@ 2015-10-29T14:27:54Z

<?php
//old code
function v1($first, $last)
{
    $result = trim($first);
    $lastName = trim($last);
    if ($lastName) {
        if (!empty($result)) {
            $result .= ' ';
        }
        $result .= $lastName;
    }

    return $result;
}

//@Big-Shark
function v2($first, $last)
{
    return trim(implode(" ", [$first, $last]));
}

//@Hunternnm 
function v3($first, $last)
{
    if(strlen(trim($first)) > 0 && strlen(trim($last)) > 0) {
        return $first." ".$last;
    }
    
    if(strlen(trim($first)) > 0) {
        return $first;
    } else {
        return $last;
    }
}

//@NelinD  
function v4($first, $last)
{
    return implode(' ', array_filter([$first, $last], function ($string) {
        return trim($string);
    }));
}

//@NelinD  
function v5($first, $last)
{
    return trim(trim($first).' '.trim($last));
}

//@Big-Shark
function v6($first, $last)
{
    return trim($first.' '.$last);
}

function v($first, $last)
{
    var_dump( v1($first, $last) );
    var_dump( v2($first, $last) );
    var_dump( v3($first, $last) );
    var_dump( v4($first, $last) );
    var_dump( v5($first, $last) );
    var_dump( v6($first, $last) );
    echo PHP_EOL;
    echo PHP_EOL;
}

v('first', 'last');
v('first', '');
v('first', ' ');
v('', ' в last');
v(' ', ' в last');
v(' ', ' в last');

Output for git.master, git.master_jit, rfc.property-hooks: string(10) "first last" string(10) "first last" string(10) "first last" string(10) "first last" string(10) "first last" string(10) "first last" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(5) "first" string(7) "в last" string(7) "в last" string(8) " в last" string(8) " в last" string(7) "в last" string(7) "в last" string(7) "в last" string(7) "в last" string(8) " в last" string(8) " в last" string(7) "в last" string(7) "в last" string(7) "в last" string(7) "в last" string(8) " в last" string(8) " в last" string(7) "в last" string(7) "в last"

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Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

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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