string

represents an immutable string

Methods

integer len()	returns the length of the string
integer tointeger()	returns the value as an integer
float tofloat()	returns the value as a float
string slice(start, end)	returns a substring as a new string
integer find(substring, index)	returns the first index of the given substring, starting from parameter index if given
string tolower()	returns a copy of the string converted to lower case
string toupper()	returns a copy of the string converted to upper case

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