使用您的PHP技能处理所匹配的节点和值。
Manipulate the matched nodes and values using your PHP skills.
而其好处则在于学习一门新的技能绝对是物有所值的。
The good part is that learning new skills definitely pays off.
了解和定义与数据源及目标相关的细微差别（格式、值、范围和其他特征）所必需的分析技能是非常重要的。
The analytical skills necessary to understand and define the nuances associated with the data sources and targets with respect to format, values, ranges, and other characteristics are important.
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