シグネチャ
新しい変数を宣言します。
説明
例
|| Top-level, global constants {let public constant ten:int = 10, hundred:int = 100} || || Some global variables {let message:String = "hi there"} let count:int = 0 || curly braces not needed if not in an applet || || Local variables. Not visible outside the enclosing 'do': {do let x:int = 42 let missing-type = 42 || Same as missing-type:any = 42 let missing-value:any || Same as missing-value:any = null let str1:String || Error: no default value for String let str2:#String || Ok. Default value is null. || || One or more values may be assigned in a let from functions || that return multiple values: let str-value:String = "42" let value1:int = {str-value.to-int} let (value2:int, n-chars-consumed:int) = {str-value.to-int} }