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@ 2018-05-29T20:55:56Z

<?php

$newString = "ds) Spend $200+ at AT&T Small Business Internet, get 20,000 Membership Rewards points, repeatable up to three times; or Spend $200+ at AT&T Small Business Wireless, get $200, re";
$originalString = $newString;
$regex = "/[$#]*(\d+(\.|\,|\s)?\d*(\.|\,|\s)?\d*){3,}[%.\)]*/";
preg_match_all($regex, $originalString, $matches);
foreach($matches[0] as $match) {
    if ($match[0] == "$" || $match[0] == "#") {
        continue;
    }
    $stringLength = strlen($match);
    if ($match[$stringLength - 1] == "%" || $match[$stringLength - 1] == "." || $match[$stringLength - 1] == ")") {
        continue;
    }
    $replacement = '';
    for ($i = 0; $i < strlen($match); $i++) {
        if ($match[$i] == '-' || $match[$i] == '+' || $match[$i] == ' ' || $match[$i] == '.' || $match[$i] == ',' || $match[$i] == '(' || $match[$i] == ')') {
            $replacement .= $match[$i];
        } else {
            $replacement .= 'X';
        }
    }
    
    $match = preg_quote($match);
    $newString = preg_replace("/" . $match . "/U", $replacement, $newString);
}

print_r("ORIGINAL STRING: " . $originalString . "\n");
print_r("FILTERED STRING: " . $newString . "\n");
print_r("MATCHES: \n");
print_r($matches);

Output for git.master_jit, git.master, rfc.property-hooks: ORIGINAL STRING: ds) Spend $200+ at AT&T Small Business Internet, get 20,000 Membership Rewards points, repeatable up to three times; or Spend $200+ at AT&T Small Business Wireless, get $200, re FILTERED STRING: ds) Spend $200+ at AT&T Small Business Internet, get XX,XXX Membership Rewards points, repeatable up to three times; or Spend $200+ at AT&T Small Business Wireless, get $200, re MATCHES: Array ( [0] => Array ( [0] => $200 [1] => 20,000 [2] => $200 [3] => $200, ) [1] => Array ( [0] => 0 [1] => 0 [2] => 0 [3] => 0, ) [2] => Array ( [0] => [1] => [2] => [3] => , ) [3] => Array ( [0] => [1] => [2] => [3] => ) )

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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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