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@ 2019-05-21T23:58:28Z

<?php

$attribute_options_string = "Spice (Very Hot/3, Hot/2, Medium/1) | Size(Small,Medium,Large)";
$attribute_options_array = array();
$attributes = preg_split('/\s*\|\s*/', $attribute_options_string);
foreach ($attributes as $attribute) {
    preg_match('/\s*(\w+)\s*\(([^)]+)/', $attribute, $matches);
    $attribute_name = strtolower($matches[1]);
    $options = preg_split('/\s*,\s*/', $matches[2]);
    foreach ($options as $option) {
        if (strpos($option, '/') !== false) {
            list($option_name, $option_value) = preg_split('#\s*/\s*#', $option);
            $attribute_options_array[$attribute_name][strtolower($option_name)] = $option_value;
        }
        else {
            $attribute_options_array[$attribute_name][] = strtolower($option);
        }
    }
}
var_export($attribute_options_array);

Output for git.master, git.master_jit, rfc.property-hooks: array ( 'spice' => array ( 'very hot' => '3', 'hot' => '2', 'medium' => '1', ), 'size' => array ( 0 => 'small', 1 => 'medium', 2 => 'large', ), )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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