알맹이방

var ourDog={ "name": "Camper", "legs": 4, "tails": 1, "friends": ["everything!"] }; var myDog = { "name": "Quincy", "legs": 3, "tails": 2, "friends": [] }; //name, legs, tails, friends 는 속성(property)라 한다. ourDog.name = "Happy Camper"; //change property value ourDog['bark'] = "Woof!"; //add new property delete ourDog.bark; //delete property var testObj = { "hat": "ballcap", "shirt": "jersey", "sh..

function isLess(a, b){ return a

function test2(val){ var answer = ""; switch(val){ case 1: case 2: case 3: answer = "Low"; break; case 4: case 5: case 6: answer = "Mid"; break; case 7: case 8: case 9: answer = "High"; break; } }

3 == 3 //true 3 == '3' //true //type conversion 가능 3 === 3 //true 3 === '3' //false //type conversion 불가능 function test(){ if(10 != '10') console.log("false"); else console.log("true"); } test(); //true