//占位设置,空格导致无效
var btnSty = "height:30px;margin-top:6px;color: red;" //无效设置
var btnSty = "height:30px;margin-top:6px;color:red;" //有效设置
li.innerHTML = `<button data-id = ${id} style=${btnSty}>下一级</button>`;
//占位设置,空格导致无效
var btnSty = "height:30px;margin-top:6px;color: red;" //无效设置
var btnSty = "height:30px;margin-top:6px;color:red;" //有效设置
li.innerHTML = `<button data-id = ${id} style=${btnSty}>下一级</button>`;
本文标题:占位设置,空格导致无效
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