console.log(1+'1') //11 console.log(1+ true) //2 //true =1 , false = 0 console.log(122- '1') //121 console.log('1'+true) //1true 레퍼런스 https://github.com/denysdovhan/wtfjs https://google.github.io/styleguide/jsguide.html#features-use-const-and-let 함수 선언식(declaration) vs 함수 표현식(expression) console.log(typeof funcDeclared) //'function' console.log(typeof funcExpressed) //'string' function funcDecla..