練習2 | JavaScript 程式專案

{"id":8547,"student_id":1440,"content":"var plane=createSprite(\"plane.jpg\")\r\nvar monster=createSprite(\"monster.png\")\r\nvar direction=true\r\nvar detection=false\r\n\r\nmonster.scale=0.1\r\nmonster.y=40\r\n\r\nforever(function(){\r\n    plane.x=cursor.x\r\n    plane.y=cursor.y\r\n    if(direction){\r\n        monster.x+=10\r\n        if(monster.x\u003e590){\r\n            direction=false\r\n        }\r\n    }else{\r\n        monster.x-=10\r\n        if(monster.x\u003c40){\r\n            direction=true\r\n        }\r\n    }\r\n})\r\nwhen(\"keyup\",'space',function(){\r\n    var bullet=createSprite(\"bullet.jpg\")\r\n    bullet.x=plane.x\r\n    bullet.y=plane.y\r\n    detection=true\r\n    if(detection){\r\n        if(bullet.y\u003c50){\r\n            detection=false\r\n        }else{\r\n            bullet.y-=5\r\n        }\r\n    }\r\n})","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2019-10-15T08:58:34.716+08:00","name":"練習2","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/8547/f164d84f4345254e30a7003749ae56b9.jpg"},"parent_id":2,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":382,"hashid":"jzmsgwy","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}