核心提示：html开发教程freemark笔记。[#if current_cmsone.userName??]value=${current_cmsone.userName!}[/#if]如果current_c...
html开发教程——freemark笔记。
[#if current_cmsone.userName??]
value="${current_cmsone.userName!}"
[/#if]
如果current_cmsone此对象为空，则运行不到“.userName”，所以仍然会报异常
正确的写法：将current_cmsone.userName用括号括起来
[#if (current_cmsone.userName)??]
value="${current_cmsone.userName!}"
[/#if]
