xpath 句号转义

在XPath中，如果你要查找包含句号的文本，你需要使用转义字符“\”来转义句号。这样XPath才能正确地解析句号。例如，如果你要查找所有包含句号的元素，可以使用以下XPath表达式：//*[contains(text(), '.')]。注意，在双引号中嵌套使用单引号，或者在单引号中嵌套使用双引号，以便正确地构造XPath表达式。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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