StringUtil

String utility.

This class is mainly used to implement the 'text-match' filter, used by both the CalDAV calendar-query REPORT, and CardDAV addressbook-query REPORT. Because they both need it, it was decided to put it in Sabre\DAV instead.

Full name: \Sabre\DAV\StringUtil

Methods

textMatch

Checks if a needle occurs in a haystack ;).

public static textMatch(string $haystack, string $needle, string $collation, string $matchType = &#039;contains&#039;): bool

This method is static.

Parameters:

Parameter	Type	Description
`$haystack`	string
`$needle`	string
`$collation`	string
`$matchType`	string

ensureUTF8

This method takes an input string, checks if it's not valid UTF-8 and attempts to convert it to UTF-8 if it's not.

public static ensureUTF8(string $input): string

Note that currently this can only convert ISO-8859-1 to UTF-8 (latin-1), anything else will likely fail.

This method is static.

Parameters:

Parameter	Type	Description
`$input`	string

Automatically generated on 2025-03-18