Question

How to get the middle words of a string in PHP

Answer 1

function getMiddleWords($string) {
    // Split the string into an array of words
    $wordsArr = explode(' ', $string);
    $numWords = count($wordsArr);
    
    if ($numWords % 2 == 0) {
        $middle1 = $wordsArr[floor($numWords / 2) - 1];
        $middle2 = $wordsArr[floor($numWords / 2)];
        return $middle1 . ' ' . $middle2;
    } else {
        $middle = $wordsArr[floor($numWords / 2)];
        return $middle;
    }
}

$string = "c++ c java php python rust";

echo getMiddleWords($string);



/*
run:

java php

*/

 

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Answer 2

function getMiddleWords($string) {
    // Split the string into an array of words
    $wordsArr = explode(' ', $string);
    $numWords = count($wordsArr);
     
    if ($numWords % 2 == 0) {
        $middle1 = $wordsArr[floor($numWords / 2) - 1];
        $middle2 = $wordsArr[floor($numWords / 2)];
        return $middle1 . ' ' . $middle2;
    } else {
        $middle_minus_1 = $wordsArr[floor($numWords / 2) - 1];
        $middle = $wordsArr[floor($numWords / 2)];
        $middle_plus_1 = $wordsArr[floor($numWords / 2) + 1];
        return $middle_minus_1 . ' ' . $middle . ' ' . $middle_plus_1;
    }
}
 
$string = "c++ c java php c# python rust";
 
echo getMiddleWords($string);
 
 
 
/*
run:
 
java php c#
 
*/

 

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