【insertAdjacentHTML】方法   function createLi(array){ let ul = document.querySelector('ul'); array.forEach(function(v,i,a){ ul.insertAdjacentHTML('beforeend',`<li>${v}</li>`) }) }

{"css":"","js":"function&nbsp;_reverse(number)&nbsp;{\n&nbsp;//&nbsp;补全代码\n&nbsp;var&nbsp;flag;\n&nbsp;if(number&nbsp;<0){\n&nbsp;flag&nbsp;=&nbsp;-1;\n&nbsp;number&nbsp;=&nbsp;Math.abs(number);\n&nbsp;}else{\n&nbsp;flag&nbsp;=&nbsp;0;\n&nbsp;}\n&nbsp;var&nbsp;num&nbsp;=&nbsp;number.toString();\n&nbsp;var&nbsp;arr&nbsp;=&nbsp;num.split('');\n&nbsp;let&nbsp;que&nbsp;=&nbsp;Number(arr.reverse().join(''));\n&nbsp;\n&nbsp;if(flag&nbsp;==&nbsp;-1){\n&nbsp;return&nbsp;-que;\n&nbsp;}else{\n&nbsp;r...