php man page for http_build_str

HTTP_BUILD_STR(3)							 1							 HTTP_BUILD_STR(3)

http_build_str - Build query string

SYNOPSIS
       string http_build_str (array  $query, [string  $prefix], [string  $arg_separator = ini_get("arg_separator.output")])

DESCRIPTION
	Builds a query string from an array of query variables. In effect, this function is the opposite of parse_str(3).

PARAMETERS
	      o $query
		- associative array of query string parameters

	      o $prefix
		- top level prefix

	      o $arg_separator
		- argument separator to use (by default the INI setting arg_separator.output will be used, or "&" if neither is set

RETURN VALUES
	Returns the built query as string on success or FALSE on failure.

SEE ALSO
       standard http_build_query(3), http_build_url(3).

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