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<?php
$writer = new XMLWriter();
$writer->openURI('php://output');
$writer->startDocument('1.0','UTF-8');
$writer->setIndent(4);
$writer->startElement('chart');
$writer->writeAttribute('lowerLimit', '0');
$writer->writeAttribute('upperLimit', '100');
$writer->writeAttribute('caption', 'Revenue');
$writer->writeAttribute('subcaption', 'US $ (1,000s)');
$writer->writeAttribute('numberPrefix', '$');
$writer->writeAttribute('numberSuffix', 'K');
$writer->writeAttribute('showValue', '1');
$writer->startElement('colorRange');
$writer->startElement('color');
$writer->writeAttribute('minValue', '0');
$writer->writeAttribute('maxValue', '50');
$writer->writeAttribute('color', 'A6A6A6');
$writer->endElement();
$writer->startElement('color');
$writer->writeAttribute('minValue', '50');
$writer->writeAttribute('maxValue', '75');
$writer->writeAttribute('color', 'CCCCCC');
$writer->endElement();
$writer->startElement('color');
$writer->writeAttribute('minValue', '75');
$writer->writeAttribute('maxValue', '100');
$writer->writeAttribute('color', 'E1E1E1');
$writer->endElement();
$writer->endElement();
$writer->writeElement('value','78.9');
$writer->writeElement('target','78.9');
$writer->endElement();
$writer->endDocument();
$writer->flush();
?>
Btw. '\ XmlWriter :: setIndent()'는 매개 변수를 bool로 취급합니다. 하나의 줄에 전체 XML을 쓰는 대신 들여 쓰기 (한 공간 사용) 만 가능합니다. http://php.net/manual/de/function.xmlwriter-set-indent.php를 참조하십시오. – flu