/**
* toCsv
*
*/
public static function toCsv(Ginq $ginq, $options = array())
{
$options = array_merge(self::$options, $options);
$encoding = $options['csvEncoding'];
$d = $options['delimiter'];
$e = $options['enclosure'];
$nc = $options['newlineChar'];
$fe = $options['forceEnclose'];
if ($options['forceOutput']) {
$fp = fopen('php://output', 'w');
foreach ($ginq->getIterator() as $line) {
$line = array_map(function ($v) use($e, $d, $fe, $nc) {
$v = preg_replace('/' . $e . '/', $e . $e, $v);
if ($fe || preg_match('/[' . $e . $d . '\\r\\n]/', $v)) {
return $e . $v . $e;
}
return $v;
}, $line);
if ($encoding !== 'UTF-8') {
fwrite($fp, mb_convert_encoding(implode($d, $line) . $nc, $encoding));
} else {
fwrite($fp, implode($d, $line) . $nc);
}
}
fclose($fp);
} else {
$out = '';
foreach ($ginq->getIterator() as $line) {
$line = array_map(function ($v) use($e, $d, $fe, $nc) {
$v = preg_replace('/' . $e . '/', $e . $e, $v);
if ($fe || preg_match('/[' . $e . $d . '\\r\\n]/', $v)) {
return $e . $v . $e;
}
return $v;
}, $line);
$out .= implode($d, $line) . $nc;
}
if ($encoding !== 'UTF-8') {
return mb_convert_encoding($out, $encoding);
}
return $out;
}
}
/**
* testConstant().
*/
public function testConstant()
{
$f = Ginq::constant(99);
$this->assertEquals(99, $f());
$created = false;
$g = Ginq::constant(function () use(&$created) {
$created = true;
return 999;
});
$this->assertEquals(false, $created);
$this->assertEquals(999, $g());
$this->assertEquals(true, $created);
}
/**
* @param \Iterator $it
* @param mixed $key
* @internal param \Ginq\Core\Comparer $comparer
*/
public function __construct($it, $key)
{
$this->key = $key;
parent::__construct($it);
}
