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@ 2019-05-16T08:59:39Z

<?php
$json = '{
    "1": [
        {
            "row": "My name is Trevor\n"
        },
        {
            "row": "Can you see me?\n"
        },
        {
            "row": "\f"
        }
    ],
    "2": [
        {
            "row": "Hey there! Some other text.\n"
        },
        {
            "row": "What is up Trevor?\n"
        },
        {
            "row": "\f"
        }
    ],
    "3": [
        {
            "row": "Some text on the third column. First row."
        },
        {
            "row": "\f"
        }
    ]
}';

$content = json_decode($json, true);

class regexTextReplace
{
    private $pattern;
    private $replacement;

    public function __construct(array $arguments)
    {
        $this->pattern = $arguments['pattern'];
        $this->replacement = $arguments['replacement'];
    }

    public function apply(array $table, $column = false): array
    {
        $out = array();
        foreach ($table as $col => $rows) {
            if ($column === false || $col == $column) {
                $out[$col] = array_map('self::regex_replace', $rows);
            }
            else {
                $out[$col] = $rows;
            }
        }
        return $out;
    }

    public function regex_replace(array $table)
    {
        return preg_replace($this->pattern, $this->replacement, $table);
    }
}

$options = [
    'pattern' => '/Trevor/i',
    'replacement' => 'Oliver',
];
$engine = new regexTextReplace($options);
$columns = $engine->apply($content, 1); 
print_r($columns);

$options = [
    'pattern' => '/Some/i',
    'replacement' => 'A lot of',
];
$engine = new regexTextReplace($options);
$columns = $engine->apply($content); 
print_r($columns);

Output for git.master, git.master_jit, rfc.property-hooks: Deprecated: Use of "self" in callables is deprecated in /in/P7NCu on line 53 Array ( [1] => Array ( [0] => Array ( [row] => My name is Oliver ) [1] => Array ( [row] => Can you see me? ) [2] => Array ( [row] => ) ) [2] => Array ( [0] => Array ( [row] => Hey there! Some other text. ) [1] => Array ( [row] => What is up Trevor? ) [2] => Array ( [row] => ) ) [3] => Array ( [0] => Array ( [row] => Some text on the third column. First row. ) [1] => Array ( [row] => ) ) ) Deprecated: Use of "self" in callables is deprecated in /in/P7NCu on line 53 Deprecated: Use of "self" in callables is deprecated in /in/P7NCu on line 53 Deprecated: Use of "self" in callables is deprecated in /in/P7NCu on line 53 Array ( [1] => Array ( [0] => Array ( [row] => My name is Trevor ) [1] => Array ( [row] => Can you see me? ) [2] => Array ( [row] => ) ) [2] => Array ( [0] => Array ( [row] => Hey there! A lot of other text. ) [1] => Array ( [row] => What is up Trevor? ) [2] => Array ( [row] => ) ) [3] => Array ( [0] => Array ( [row] => A lot of text on the third column. First row. ) [1] => Array ( [row] => ) ) )

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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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