"Returns the length of a specified string. It will return the number of symbols in the string, not the number of characters. As such, length(\"sin(\") will return 1, not 4."@en . . "Length("@en . "Returns the length of a specified string. It will return the number of symbols in the string, not the number of characters. As such, length(\"sin(\") will return 1, not 4."@en . .