Online PHP editor | rfc for MYsWR

@ 2018-06-01T09:30:50Z

<?php

$array = array (
    // Sub-array 1
    array (
        // Story 'Monkey 1' - Has identical sub-sub-arrays 'Monkey 2' and 'Monkey 3' and will be merged with them.
        array (
            "header" => "This is a story about a monkey.",
            'keywords' => array( "Trees", "Monkey", "Flying", "Drink", "Vacation", "Coconut", "Big", "Bonobo", "Climbing")
        ),
        // Story 'Cat 1' - Has identical sub-sub-array 'Cat 2' and will be merged with it.
        array (
            "header" => "Here's a catarific story about a cat",
            'keywords' => array( "meauw", "raaaw", "kitty", "growup", "Fun", "claws", "fish", "salmon")
        )
    ),
    // Sub-array 2
    array ( 
        // Story 'Monkey 2' - Has identical sub-sub-arrays 'Monkey 1' and 'Monkey 3' and will be merged with them.
        array (
            "header" => "This is another, but different story, about a monkey.",
            'keywords' => array( "Monkey", "Big", "Trees", "Bonobo", "Fun", "Dance", "Cow", "Coconuts")
        ),
        // Story 'Cat 2' - Has identical sub-sub-array 'Cat 1' and will be merged with it.
        array (
            "header" => "Here's a different story about a cat",
            'keywords' => array( "meauwe", "ball", "cat", "kitten", "claws", "sleep", "fish", "purr")
        )
    ),
    // Sub-array 3
    array ( 
        // Story 'Monkey 3' - Has identical sub-sub-arrays 'Monkey 1' and 'Monkey 2' and will be merged with them.
        array (
            "header" => "This is a third story about a monkey.",
            'keywords' => array( "Jungle", "tree", "monkey", "Bonobo", "Fun", "Dance", "climbing", "Coconut", "pretty")
        ),
        // Story 'Fireman 1' - Has no identical sub-sub-arrays and will not be merged.
        array (
            "header" => "This is a story about a fireman",
            'keywords' => array( "fire", "explosion", "burning", "rescue", "happy", "help", "water", "car")
        )
    )
);

$new =[];
foreach($array as $subarr){
    $new = array_merge($new, $subarr);
}
var_dump($new);
foreach($new as $key => $story){
    $words = "/" . implode("|", $story["keywords"]) . "/i";
    foreach($new as $key2 => $story2){
        if($key != $key2 && $key2 > $key && !in_array($key2, $merged)){
            if(count(preg_grep($words, $story2["keywords"])) >1){
                echo $key . " " . $key2 . "\n";
                echo $story["header"] . " = " . $story2["header"] ."\n\n";
                $res[$key] = ["header" => [$story["header"], $story2["header"]], "keywords" => array_merge($story["keywords"], $story2["keywords"])];
                $merged[] = $key2;
            }
        }
    }
}

//var_dump($res);

Output for git.master_jit, git.master, rfc.property-hooks: array(6) { [0]=> array(2) { ["header"]=> string(31) "This is a story about a monkey." ["keywords"]=> array(9) { [0]=> string(5) "Trees" [1]=> string(6) "Monkey" [2]=> string(6) "Flying" [3]=> string(5) "Drink" [4]=> string(8) "Vacation" [5]=> string(7) "Coconut" [6]=> string(3) "Big" [7]=> string(6) "Bonobo" [8]=> string(8) "Climbing" } } [1]=> array(2) { ["header"]=> string(36) "Here's a catarific story about a cat" ["keywords"]=> array(8) { [0]=> string(5) "meauw" [1]=> string(5) "raaaw" [2]=> string(5) "kitty" [3]=> string(6) "growup" [4]=> string(3) "Fun" [5]=> string(5) "claws" [6]=> string(4) "fish" [7]=> string(6) "salmon" } } [2]=> array(2) { ["header"]=> string(53) "This is another, but different story, about a monkey." ["keywords"]=> array(8) { [0]=> string(6) "Monkey" [1]=> string(3) "Big" [2]=> string(5) "Trees" [3]=> string(6) "Bonobo" [4]=> string(3) "Fun" [5]=> string(5) "Dance" [6]=> string(3) "Cow" [7]=> string(8) "Coconuts" } } [3]=> array(2) { ["header"]=> string(36) "Here's a different story about a cat" ["keywords"]=> array(8) { [0]=> string(6) "meauwe" [1]=> string(4) "ball" [2]=> string(3) "cat" [3]=> string(6) "kitten" [4]=> string(5) "claws" [5]=> string(5) "sleep" [6]=> string(4) "fish" [7]=> string(4) "purr" } } [4]=> array(2) { ["header"]=> string(37) "This is a third story about a monkey." ["keywords"]=> array(9) { [0]=> string(6) "Jungle" [1]=> string(4) "tree" [2]=> string(6) "monkey" [3]=> string(6) "Bonobo" [4]=> string(3) "Fun" [5]=> string(5) "Dance" [6]=> string(8) "climbing" [7]=> string(7) "Coconut" [8]=> string(6) "pretty" } } [5]=> array(2) { ["header"]=> string(31) "This is a story about a fireman" ["keywords"]=> array(8) { [0]=> string(4) "fire" [1]=> string(9) "explosion" [2]=> string(7) "burning" [3]=> string(6) "rescue" [4]=> string(5) "happy" [5]=> string(4) "help" [6]=> string(5) "water" [7]=> string(3) "car" } } } Warning: Undefined variable $merged in /in/MYsWR on line 53 Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /in/MYsWR:53 Stack trace: #0 /in/MYsWR(53): in_array(1, NULL) #1 {main} thrown in /in/MYsWR on line 53
Process exited with code 255.

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