Online PHP editor | output for COTZq

@ 2017-03-15T05:55:55Z

<?php

    $str = "this is a test";
    $one_words = array("a test", "take off", "go away", "depend on");
    
    // To split the string per <space>
    $arr = explode(' ', $str);
    
    // To remove empty elements
    $arr = array_filter($arr);
    
    foreach ( $arr as $k => $v) {
        if ( isset($arr[$k+1])) {
            $combined_word = $arr[$k] . ' ' . $arr[$k+1];
            if ( in_array($combined_word, $one_words) ){
                $arr[$k] = $combined_word;
                unset($arr[$k+1]);
            }
        }
    }
    
    print_r($arr);

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: Array ( [0] => this [1] => is [2] => a test )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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