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@ 2021-05-17T01:11:11Z

<?php

$json_data = array (
    'data' => 
    array (
        0 => 
        array (
            'title' => 'currency1',
            'tickers' => 
            array (
                0 => 'USD'
            ),
            
        ),
        1 => 
        array (
            'title' => 'currency2',
            'tickers' => 
            array (
                0 => 'USD',
                1 => 'EUR'
            ),
            
        ),
        2 => 
        array (
            'title' => 'currency3',
            'tickers' => 
            array (
                0 => 'USD'
            ),
            
        )
    )
);

foreach ($json_data['data'] as $key => $story) {
    $tickers = $story['tickers'];
    if (count($tickers) != 1) continue;
    $title = $story['title'];
    echo "$title Key is $key and tickers is {$tickers[0]}\n";
}

Output for git.master, git.master_jit, rfc.property-hooks: currency1 Key is 0 and tickers is USD currency3 Key is 2 and tickers is USD

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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