JSXãã¿ãæç¨¿ãåºãã¦ãããRTããããã¯ã¦ããã¤ãããã«ãªãã¾ãã¦ã ãªãã ãå¬ããåé¢ãè¦ããã¦ãã¨æãã¨ããããªã«ããã®æªããç¬èªè§£éæ å ±ãæ¡æ£ãã¦è¯ãã®ããªãã£ã¦ããå¾®å¦ãªå¿å¢ã«ãã»ã»ã 25å¹´éã§å¾ãç¥èãç·åå¡ãã¦çè§£ã«å±ãã§ããã¾ããããããããééããããã¨æãã¾ãã ã°ãã°ãããã³ãããå¾ ã¡ãã¦ã¾ãã®ã§ããªã«ã¨ãããªã«ã¨ãã 颿°ã¨ã¯ãã¼ã¸ã£ In JSX, functions are first-class objects and they have static types. You can declare a variable of a function type like var f : function(arg : number) : number, a function that takes a number as an argument and retur


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