语法
<#list sequence as item> ... <#if item = "spring"><#break></#if> ... </#list>
关键字
item_index:是list当前值的下标
item_has_next:判断list是否还有值
用例
<#assign seq = ["winter", "spring", "summer", "autumn"]>
<#list seq as x>
${x_index + 1}. ${x}
<#if x_has_next>,</#if>
</#list>
输出
1. winter,
2. spring,
3. summer,
4. autumn