Online PHP editor | rfc for FRkMQ

@ 2015-12-30T14:18:14Z

<?php

function find_between($string, $start, $end, $trim = true, $greedy = false) {
    $pattern = '/' . preg_quote($start) . '(.*';
    if (!$greedy) $pattern .= '?';
    $pattern .= ')' . preg_quote($end) . '/';
    preg_match($pattern, $string, $matches);
    $string = $matches[0];
    if ($trim) {
        $string = substr($string, strlen($start));
        $string = substr($string, 0, -strlen($start) + 1);
    }
    return $string;
}

function find_between2($string, $start, $end, $trim = true, $greedy = false) {
    $stringOut = '';
    $pattern = '/'.preg_quote($start).'(.*';
    if (!$greedy) $pattern .= '?';
    $pattern .= ')'.preg_quote($end).'/';
    preg_match($pattern, $string, $matches);
    if (count($matches)>1) {
        if ($trim) {
            $stringOut = $matches[1];
        } else {
            $stringOut = $matches[0];
        }
    }
    return ($stringOut==='')?false:$stringOut;
}

$string = 'The quick brown fox jumps over the lazy (not jumping) dog';
$start = 'quick';
$end = 'jump';
var_dump(find_between($string, $start, $end));
var_dump(find_between2($string, $start, $end));

Output for git.master, git.master_jit, rfc.property-hooks: string(11) " brown fox " string(11) " brown fox "

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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