原生Js练习小demo,生成随机方块

[{"title":"（ 5 个子文件 4KB ） 原生Js练习小demo,生成随机方块","children":[{"title":"random blocks","children":[{"title":"css","children":[{"title":"random-blocks.css <span style='color:#111;'> 206B </span>","children":null,"spread":false}],"spread":true},{"title":"js","children":[{"title":"quote.js <span style='color:#111;'> 1001B </span>","children":null,"spread":false},{"title":"tools.js <span style='color:#111;'> 833B </span>","children":null,"spread":false},{"title":"block.js <span style='color:#111;'> 2.19KB </span>","children":null,"spread":false}],"spread":true},{"title":"随机方块.html <span style='color:#111;'> 519B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]