XMLWriter::setIndent()

(PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0)

Toggle indentation on/off

说明

面向对象风格
XMLWriter::setIndent(bool $indent): bool

过程化风格
xmlwriter_set_indent(resource $xmlwriter,bool $indent): bool

Toggles indentation on or off.

参数

$xmlwriter

仅用于过程调用。被修改的 XMLWriter resource。此资源来自于对xmlwriter_open_uri()或xmlwriter_open_memory()的调用。

$indent

Whether indentation is enabled.

返回值

成功时返回TRUE，或者在失败时返回FALSE。

参见

• XMLWriter::setIndentString() Set string used for indenting

This param should be used only after openMemory() call:
<?php
$version = '1.0';
$encoding = 'UTF-8';
$rootName = 'root';
$xml = new XMLWriter();        
$xml->openMemory();
$xml->setIndent(true);
$xml->startDocument($version, $encoding);
$xml->startElement($this->rootName);
// .. add more elements here
$xml->endElement();
echo $xml->outputMemory();
?>