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@ 2018-09-13T17:34:06Z

<?php

$lookup =  [
    '0' => [
        'column1' => 'value1',
        'column2' => 'value2',
        
        ],
    '1' => [
        'column1' => 'value1',
        'column2' => 'value2',
        ]
    
    ];
    
    // First check the cache if the items exist there
    $cacheResult = getFromCache($lookup);
    
    // If cache result does not match lookup, check the database
    $databaseResult = getFromDatabase($someDifferenceWhichNeedsToCheckedFor);
    
    // if Database lookup gave back what's missed from the Cache
    addToCache($databaseResult);
    // and merge both results
    
    // If databaseResult does not give what was missing from cache check the external "provider"
    $providerResult = getFromProvider($someDifferenceWhichNeedsToCheckedFor);
    
    // if Provider lookup gave back what's missed from the Cache
    $queryResponse = addToDatabase($databaseResult);
    
    if($queryResponse) {
        addToCache($queryResponse);
    }
    
    
    //Return result

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function getFromCache() in /in/GG3Oq:17 Stack trace: #0 {main} thrown in /in/GG3Oq on line 17
Process exited with code 255.

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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