How to Parallel Trim Whitespace in PHP - Code Snippet

// Task: Parallel Trim Whitespace
// Language: PHP

function parallel_trim_whitespace() {
    // Implementation for Parallel Trim Whitespace
    $ result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Parallel Trim Whitespace
    echo("Done");
}