body { margin-right: 0; padding: 0; font-size: 0 } div { width: 120px; height: 40px; line-height: 40px; text-align: center; color: #fff; margin-right: 2px; margin-bottom: 2px; border-radius: 5px; background: #f08080; font-size: 16px; display: inline-block } .wrap { height: 100vh; overflow: hidden; background: #f5f5f5 } #box,#box2 { width: 1157px; height: 460px; padding: 30px 0 0 30px; box-sizing: border-box; margin: 454px auto 0; position: relative }
<section class="wrap"> <section id="box"></section> </section> <script> var box = document.getElementById('box'); var colors = ['#78cc64','#58ce7d','#4fcdad','#4cc7dd','#469ee8','#465de8','#5846e8','#8346e8','#9e46e8']; var str = ''; for(var i=1;i<10;i++){ for(var j=1;j<=i;j++){ // console.log(i, j); var text = j + ' * ' + i + ' = ' + j * i; // 计算里面的数据 str += '<div style="background:' + colors[i - 1] + '">' + text + '</div>'; } str += '<br/>'; } box.innerHTML = str; </script>
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