Get current byte index for an XML parser

# xml_get_current_byte_index

(PHP 4, PHP 5, PHP 7, PHP 8)

xml_get_current_byte_index — Get current byte index for an XML parser

### Description

function xml_get_current_byte_index(XMLParser `$parser`): int

Gets the current byte index of the given XML parser.

### Parameters

`parser`

  A reference to the XML parser to get byte index from.

### Return Values

Returns which byte index the parser is currently at in its data buffer (starting at 0).

### Changelog

Version | Description
--- | ---
8.0.0 | `parser` expects an XMLParser instance now; previously, a valid `xml` resource was expected.

### Notes

Warning

This function returns byte index according to UTF-8 encoded text disregarding if input is in another encoding.

### See Also

- xml_get_current_column_number() - Get current column number for an XML parser
- xml_get_current_line_number() - Get current line number for an XML parser

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