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# xml_parser_set_option

xml_parser_set_option -- set options in an XML parser

## Description

`int xml_parser_set_option`(int parser, int option, mixed value);

`parser`

  A reference to the XML parser to set an option in.

`option`

  Which option to set. See below.

`value`

  The option's new value.

This function returns false if `parser` does not refer to a valid parser, or if the option could not be set. Else the option is set and true is returned.

The following options are available:

Table 1. XML parser options

Option constant | Data type | Description
--- | --- | ---
XML_OPTION_CASE_FOLDING | integer | Controls whether case-folding is enabled for this XML parser. Enabled by default.
XML_OPTION_TARGET_ENCODING | string | Sets which target encoding to use in this XML parser. By default, it is set to the same as the source encoding used by xml_parser_create(). Supported target encodings are `ISO-8859-1`, `US-ASCII` and `UTF-8`.

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