#Javascript 기초문법

• 기본은 Javascript 안내서를 참조합니다.
  대부분 번역이 완료되어있기때문에 공부하시면서 재정리를 하는 용도입니다.

• block
• break
• const
• continue
• do...while
• export
• for
• for...in
• [for each...in](for each...https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/in)
• function
• if...else
• import
• label
• return
• switch
• throw
• try...catch
• var
• while
• with

• [Arithmetic Operators (+, -, *, /, %, ++, --, unary -)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Arithmetic Operators)
• [Assignment Operators (=, +=, -=, *=, /=, >>=, <<=, >>>=, &=, |=, ^=)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Assignment Operators)
• [Bitwise Operators (&, |, ^, ~, <<, >>, >>>)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Bitwise Operators)
• [Comparison Operators (==, !=, ===, !==, >, >=, <, <=)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Comparison Operators)
• [Logical Operators (&&, ||, !)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Logical Operators) ######특수 연산자
• [Conditional Operator (condition ? ifTrue : ifFalse)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Conditional Operator)
• [Comma Operator (,)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Comma Operator)
• [delete Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/delete Operator)
• [function Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/function Operator)
• [in Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/in Operator)
• [instanceof Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/instanceof Operator)
• [new Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/new Operator)
• [this Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/this Operator)
• [typeof Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/typeof Operator)
• [void Operator](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/void Operator)
• [String Operators (+ and += as concatenation operators)](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/String Operators)
• [Member Operators (obj.property and obj["property"])](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Member Operators)
• [Operator Precedence](https://developer.mozilla.org/ko/Core_JavaScript_1.5_Reference/Statements/Operator Precedence)

• Code comments (// and /* */)

##기초문법에서 발표할 자주쓰는 함수 내역.

• 타이머함수
  • setTimeout(function,millisecond)
  • setInterval(function,millisecond)
  • clearTimeout(id)
  • clearINterval(id)

setTimeout과 setInterval의 차이점 (중요함)

• 인코딩/디코딩 함수

  • escape() / unescape()
  • encodeURI(url) / decodeURI(encodeURI)
  • encodeURIComponent(uriComponent) / decodeURIComponent(encodedURI)

• 코드 실행 함수

  • eval(String)

• 숫자 확인 함수

  • isFinite()
  • isNaN()

• cast 함수

  • parseInt(String)

  • parseFloat(String)

  • String(number)

  • Number(String)

  • Boolean(String)

  • typeof()

  • confirm(String)

  • prompt(String)