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run code in 300+ PHP versions simultaneously

@ 2018-02-11T09:09:20Z

<?php
$bodycontent = "<p>We've been in business since 1998 and produced this logo design [1995] years ago.</p>\n";
$bodycontent .= "<p>We've been in business since 1998 and produced this website design [2018] years ago.</p>\n";
$bodycontent .= "<p>We've been in business since 1998 and produced this website design [2017] years ago.</p>\n";
$bodycontent .= "<p>We've been in business since 1998 and produced this website design [2016] years ago.</p>";

$lookup=['less than a','one','two','three','four','five','six','seven','eight','nine',
         'ten','eleven','twelve','thirteen','fourteen','fifteen','sixteen','seventeen','eighteen','nineteen'
];  // extend as needed

$bodycontent = preg_replace_callback('/\[(\d{4})] years ago/', function($m)use($lookup){
    $diff=date('Y')-$m[1];
    if(isset($lookup[$diff])){
        return $lookup[$diff].' year'.($diff>1?'s':'').' ago';
    }else{
        return "in {$m[1]}";  // out of lookup range, use backup text
    }
}, $bodycontent);

echo $bodycontent;

Output for git.master, git.master_jit, rfc.property-hooks: <p>We've been in business since 1998 and produced this logo design in 1995.</p> <p>We've been in business since 1998 and produced this website design less than a year ago.</p> <p>We've been in business since 1998 and produced this website design one year ago.</p> <p>We've been in business since 1998 and produced this website design two years ago.</p>

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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