public function testStringCSV()
{
$input = 'a,b,c,d,four,e,0,1,2,3,[NULL],asd;asd|asd"asd\'asd[asd]asd\\asd';
$result = Re::stringCSV($input);
$this->assertEquals($result, $input);
$input = array('a', 'b', 'c', 'd' => 'four', 'e' => 5, 'f' => null, 'g' => false, 'h' => true, 'i' => '');
$expect = 'a,b,c,four,5,,,1,';
$result = Re::stringCSV($input);
$this->assertEquals($result, $expect);
$expect = 'a,b,c,four,5,1';
$result = Re::stringCSV(Re::cleanArray($input));
$this->assertEquals($result, $expect);
}
/**
* Returns a string, derived from whatever the input was.
* if the input was an array, it implode with ','
*
* @param mixed $input
* @return array $inputAsArray
*/
static function asStringCSV($input)
{
return Re::stringCSV($input);
}
/**
* Returns a string, derived from whatever the input was.
* if the input was an array, it implode with ','
* @param mixed $input
* @return array $inputAsArray
*/
public static function stringCSV($input)
{
if ($input === 0 || $input === '0') {
return 0;
}
if (empty($input)) {
return '';
}
if (is_object($input)) {
$input = get_object_vars($input);
}
if (is_array($input)) {
foreach (array_keys($input) as $key) {
if (is_array($input[$key])) {
$input[$key] = Re::stringCSV($input[$key]);
}
}
$input = implode(',', $input);
}
return strval($input);
}
