Text functions

Result type	Function name	Arguments
string	char	(integer ansi_code)
string	clean	(string argument)
integer	code	(string argument)
string	concatenate	(string argument [, ...])
string	dollar	(float amount, integer digits = 2)
boolean	exact	(string a, string b)
integer	find	(string sub_string, string in_string, integer from_position = 1)
string	fixed	(float value, integer digits = 2, boolean no_commas = FALSE)
string	left	(string in_string, integer length = 1)
integer	len	(string argument)
string	lower	(string argument)
string	mid	(string in_string, integer start, integer length)
string	proper	(string argument)
string	replace	(string in_string, integer start, integer length, string replacement_string)
string	rept	(string in_string, integer number_times)
string	right	(string in_string, integer length = 1)
integer	search	(string sub_string, string in_string, integer from_position = 1)
string	substitute	(string in_string, string old_string, string new_string, integer instance_number)
string	t	(argument)
string	trim	(string argument)
string	upper	(string argument)
float	value	(string argument)