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@ 2022-10-22T02:55:01Z

<?php

$string = "This is my test case for an example.";

$result = [];
$last = null;
foreach (explode(' ', $string) as $word) {
    if ($last) {
        $result[] = "$last $word";
    }
    $last = $word;
}
var_export($result);

Output
Performance
VLD
References
Branches

var_export: documentation ( source)
explode: documentation ( source)

preferences:dark modelive previewkey bindings

23.32 ms | 405 KiB | 5 Q