freemarker 笔记

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1.加减乘除发

<#assign inCount=0/><#list goodsList as g><#if (inCount=inCount+1)/></#list>每次加1 获得的结果:1 ,2 , 3 ,4 ,5 ...<#assign inCount=5/><#list goodsList as g><#if (inCount=inCount-1)/></#list>每次减1 获得的结果:4 ,3 ,2 ,1 ,0对2求余<#if (goods_index%2==0)>class="split_line"<#else>class="noma"</#if>(inCount*2)

2.list 遍历指点条数

取前3条<#list goodsList as g>   <#if (g_index<3)>    ${g.name}   </#if></#list>
或者<#list goodsList as g>    ${g.name}   <#if (g_index=2)>   <#break>   </#if></#list>取3到6条<#list goodsList as g>   <#if (g_index>2 && g_index<6)>    ${g.name}   </#if></#list>

3.自定义变量

<#assign inCount=0/>



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