代码中包含负责验证实际存在哪些元素的逻辑，接着，for循环用实际存在的列构建一张表。

There is logic responsible for verifying which elements are actually present, and then a for loop builds a table with the available columns.

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第32行使用“xsl：for - each”元素来定义创建表的主要部分的循环，用以为每个出现的“emp”元素生成一行。

Line 32 USES the "XSL: for-each" element to define the loop that creates the main part of the table, generating one line for each "emp" element occurrence.

youdao

第32行使用“xsl：for - each”元素来定义创建表的主要部分的循环，用以为每个出现的“emp”元素生成一行。

Line 32 USES the "XSL: for-each" element to define the loop that creates the main part of the table, generating one line for each "emp" element occurrence.

youdao