貪食蛇學生版 | JavaScript 程式專案

{"id":15951,"student_id":168,"content":"setBackdrop(\"#000000\");\n\nvar head = createSprite(\"head.gif\")\nvar food = createSprite(\"food.gif\")\nvar bodies = []\nvar score = 0\nvar clock = 0\n\nforever(function(){\n    if(clock%8==0){\n        var lastBody = bodies.pop()\n        if(lastBody){\n            lastBody.x = head.x\n            lastBody.y = head.y\n            bodies.unshift(lastBody)\n        }\n        head.stepForward(16)\n        if(head.touched(food)){\n            score += 1\n            food.x = Math.random()*640\n            food.y = Math.random()*480\n            var body = createSprite(\"body.gif\");\n            body.x = head.x;\n            body.y = head.y;\n            bodies.push(body);\n        }\n    }\n    clock = clock + 1\n    print(score,20,20,\"white\")\n});\n\nwhen(\"keydown\", \"right\", function(){\n\thead.direction = 90;\n});\nwhen(\"keydown\", \"up\", function(){\n\thead.direction = 0;\n});\nwhen(\"keydown\", \"down\", function(){\n\thead.direction = 180;\n});\nwhen(\"keydown\", \"left\", function(){\n\thead.direction = 270;\n});","created_at":"2017-05-14T23:09:29.975+08:00","updated_at":"2019-08-22T11:51:00.049+08:00","name":"貪食蛇 學生版","language":"javascript","screenshot":{"url":"https://cdn3.koding.school/uploads/project/screenshot/15951/f6e3f9f13da697cb9e944baf12e3d331.jpg"},"parent_id":4697,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":109,"hashid":"9ygsp65e","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}