摘要：var myDog = {"name":"aaa","legs":5,"tails":20,"friends": ["sss","ddd"] }; var testObj = {"hat": "ballcap","shirt": "jersey","shoes": "cleats"}; var ha 阅读全文

摘要：function myTest(val) {var answer = "";switch (val) { case 1:answer= "alpha";break; case 2:answer = "beta"; break;case 3:answer="gamma"; break;case 4:a 阅读全文

摘要：javascript学习笔记 javascript学习笔记 注释 1. // This is an in-line comment. 2. /* This is a multi-line comment */ 七种data types(数据类型) undefined（未定义）, null（空）, b 阅读全文