<?php

/**

* Flattens CLI arguments with manual overrides for short-lived tasks.

*

* @param array $argv The command-line arguments array.

* @param array $defaults The default argument values.

* @param array $overrides An array of key => value pairs for manual overrides.

* @return array The flattened array of arguments.

*/

function flattenArgs(array $argv, array $defaults, array $overrides): array

{

$flattened = $defaults;

// Merge overrides, overwriting defaults where applicable

$flattened = array_merge($flattened, $overrides);

// Merge CLI arguments, overwriting existing keys in flattened array

foreach ($argv as $key => $value) {

$flattened[$key] = $value;

}

return $flattened;

}

// Example usage (for testing - remove for production)

if (PHP_SAPI === 'cli') {

$argv = ['--name=John', '--age=30', 'city=New York'];

$defaults = ['name' => 'Unknown', 'age' => 0, 'city' => 'Default City'];

$overrides = ['age' => 35];

$flattenedArgs = flattenArgs($argv, $defaults, $overrides);

print_r($flattenedArgs);

}

?>