如何用代码块功能插入代码？

<property>
    <name>dfs.replicationname>
    <value>1value>
property>
<property>
    <name>dfs.namenode.name.dirname>
    <value>/usr/hadoop/hadoop-3.3.4/data/namenodevalue>
property>
<property>
    <name>dfs.datanode.data.dirname>
    <value>/usr/hadoop/hadoop-3.3.4/data/datanodevalue>
property>
<property>
     <name>dfs.permissionsname>
     <value>falsevalue>
property>

dfs.http.address localhost:9870