Game of Life | JavaScript 程式專案

{"id":9297,"student_id":70,"content":"setBackdrop(\"white\");\nvar width=64,\n    height=48;\nvar cells = [];\nfor(var x=0;x\u003cwidth;x++){\n    var col = new Array(height).fill(0);\n    cells.push(col);\n}\nfor(var i=0; i\u003c600; i++){\n    cells[Math.floor(Math.random()*64)][Math.floor(Math.random()*48)]=1;\n}\npen.fillColor=\"black\";\nforever(function(){\n    for(var x=0;x\u003cwidth;x++){\n        for(var y=0;y\u003cheight;y++){\n            if(cells[x][y]){\n                pen.drawRect(x*10,y*10,10,10);\n            }\n        }\n    }\n});\nsetInterval(function(){\n    var newCells = [];\n    for(var x=0;x\u003cwidth;x++){\n        var col = new Array(height).fill(0);\n        newCells.push(col);\n    }\n    for(var x=0;x\u003cwidth;x++){\n        for(var y=0;y\u003cheight;y++){\n            if( cells[x][y] ){\n                if ( countNeighbors(x,y)\u003c2 ){\n                    newCells[x][y]=0;\n                } else if ( countNeighbors(x,y)\u003c4 ){\n                    newCells[x][y]=1;\n                } else {\n                    newCells[x][y]=0;\n                }\n            } else {\n                if ( countNeighbors(x,y)==3 ){\n                    newCells[x][y]=1;\n                } \n            }\n        }\n    }\n    cells = newCells;\n},1000);\n\nfunction countNeighbors(x,y){\n    var result = 0;\n    if (x \u003e= 1) { result += cells[x-1][y]; }\n    if (x \u003c= 62) { result += cells[x+1][y]; }\n    if (y \u003e= 1) { result += cells[x][y-1]; }\n    if (y \u003c= 46) {  result += cells[x][y+1]; }\n    if (x\u003e=1 \u0026\u0026 y\u003e=1) {  result += cells[x-1][y-1]; }\n    if (x\u003e=1 \u0026\u0026 y\u003c=46) {  result += cells[x-1][y+1]; }\n    if (x\u003c=62 \u0026\u0026 y\u003e=1) {  result += cells[x+1][y-1]; }\n    if (x\u003c=62 \u0026\u0026 y\u003c=46) {  result += cells[x+1][y+1]; }\n    return result;\n}","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2021-10-19T19:23:25.512+08:00","name":"Game of Life","language":"javascript","screenshot":{"url":"https://cdn0.koding.school/uploads/project/screenshot/9297/4813f6df1a513631fd1b3cfdb0229647.jpg"},"parent_id":2,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":401,"hashid":"882sqyqr","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}