文字竖排工具

`); // 其他打印相关代码... }); // 字体选择变化 fontSelect.addEventListener('change', function() { const columns = verticalTextOutput.querySelectorAll('.vertical-column'); if (columns.length > 0) { columns.forEach(column => { column.style.fontFamily = this.value; }); } else { verticalTextOutput.style.fontFamily = this.value; } }); // 颜色选择变化 bgColorPicker.addEventListener('input', function() { verticalTextOutput.style.backgroundColor = this.value; }); textColorPicker.addEventListener('input', function() { verticalTextOutput.style.color = this.value; }); }); function alert(e) { toastR(e,'error') }