XPath 特定的工具在可视化您的 XPath 评估结果时很有用，并且能够帮助您构造和验证 XPath 表达式。
XPath specific tools are useful in visualizing your XPath evaluation results and can help you construct and validate XPath expressions.
对要识别的消息，SpamAssassin(及其它类似工具)评估了大量的模式—大多数是正则表达式。
SpamAssassin (and similar tools) evaluate a large number of patterns — mostly regular expressions — against a candidate message.
应用推荐