測驗題副本 | JavaScript 程式專案

{"id":91522,"student_id":1940,"content":"// 將每題做成一個功能，在這邊執行\n// 這樣就可以保留你所寫過的所有程式，又不影響操作囉～\n\nb1();\n\n//---------------------------------------------------\nfunction test1() {\n    console.log(10+20+30); //數值+數值\n    console.log('10'+'20'+'30'); //字串+字串\n    console.log(10+'20')            //數值+字串\n}\n\n//---------------------------------------------------\nfunction test2() {\n    alert(\"提示文字\")\n}\n\n//---------------------------------------------------\nfunction test3() {\n    var a = prompt(\"提示文字\");\n    console.log(a)\n    console.log(Number(a))          //將字串轉數值，但文字的內容會出錯（NaN=Not a Number）\n}\n\n//---------------------------------------------------\nfunction a1() {\n    var input1 = prompt(\"Whats your name\")\n    alert(\"Hello \" + input1 + \", nice to meet you!\")\n}\n\n//---------------------------------------------------\nfunction a2() {\n    var input1 = prompt(\"number 1\")\n    var input2 = prompt(\"number 2\")\n    var input3 = prompt(\"number 3\")\n    input1 = Number(input1);\n    input2 = Number(input2);\n    input3 = Number(input3);\n    alert(\"The answer is \" + (input1 + input2 + input3))\n}\n\n//---------------------------------------------------\nfunction a3() {\n    var input1 = prompt(\"How many apples\")\n    var input2 = prompt(\"How many people(person)\")\n    input1 = Number(input1);\n    input2 = Number(input2);\n    var answer = input1/input2\n    Math.floor(answer)\n    alert(\"The anwer is\" + answer)\n\n}\n\n//---------------------------------------------------\nfunction a4() {}\n\n//---------------------------------------------------\nfunction a5() {\n    var input = prompt(\"enter a two digit number\")\n    if(input \u003e 10){\n        \n    }else{\n        alert(\"The number is only a digit!\")\n    }\n}\n    \n//---------------------------------------------------\nfunction a6() {}\n\n//---------------------------------------------------\nfunction a7() {\n    var Hao = \"Cheng\"\n    var cheng = \"Hao \"\n    alert(cheng + Hao)\n}\n     \n//---------------------------------------------------\nfunction b1() {\n    var input = prompt(\"Whats the number? \")\n    var answer = input/2\n    if (answer %2  =) {\n        alert(\"It's an odd number!\")\n    } else {\n        alert(\"It's an even number!\")\n    }\n\n\n}\n\n//---------------------------------------------------\nfunction b2() {}\n\n//---------------------------------------------------\nfunction b3() {}","created_at":"2019-08-25T20:48:54.674+08:00","updated_at":"2019-10-18T16:43:57.220+08:00","name":"測驗題 副本","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/91522/89edcce60b8890776f43b51e69f48ea4.jpg"},"parent_id":73508,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":89,"hashid":"6rpsypkr","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}