The publish operation could be achieved by pointing to the title element with the xpath expression /html/head/title.
发布操作可以通过指向xpath表达式为 /html/head/title的标题元素来完成。
This creates a shortened XPath expression.
这将创建缩短的XPath表达式。
Listing 1 defines such an XPath expression.
清单1定义了这样一个XPath表达式。
The XPath object compiles the XPath expression
XPath对象编译 XPath表达式
The ref attribute is simply an XPath expression.
ref属性就是一个XPath表达式。
The content is specified using an XPath expression.
内容使用XPath表达式指定。
Notice that the select parameter takes an XPath expression.
注意select参数将使用XPath表达式。
This is done by writing an XPath expression for each feature.
通过为每个特性编写XPath表达式可以做到这一点。
Using an XPath expression, you can select the appropriate nodes.
使用XPath表达式，可以选择合适的节点。
The runtime library must parse and evaluate an XPath expression at runtime.
运行时库必须在运行时解析并计算XPath表达式。
The XPath expression selects the list of elements and then returns the first one.
XPath表达式选择元素列表，然后返回第一个元素。
The condition specified in the node can use an ESQL reference or XPath expression.
节点中指定的条件可以使用ESQL引用或XPath表达式。
Click add to add the XPath expression to the list of expressions used by this map.
单击add将XPath表达式添加到此映射使用的表达式列表。
The XPath expression interpreter to evaluate XPath expressions and return their values
用于对XPath表达式求值并返回这些值的 XPath表达式解释器
The attribute value is an XPath expression that results in a Boolean after evaluation.
属性值是一个XPath表达式，表达式的计算结果必须是布尔值。
If the repeating element option is selected, then an XPath expression must be provided.
如果选择了重复元素(repeating element)选项，则必须提供XPath表达式。
These transformations group a set of mappings based on a given XPath expression condition.
这些转换根据给定的XPath表达式条件对映射进行分组。
The XPath expression does not need to use the same prefixes, only the same namespace URIs.
XPath表达式不一定要使用相同的前缀，只需要名称空间uri相同即可。
The Properties view shows an XPath expression that selects the item attribute from orderInfo.
Properties视图显示了一个从orderInfo 中选择item属性的XPath表达式。
The tag USES an XPath expression to specify the value that you want to copy into the variable.
标记使用一个XPath表达式来指定要拷贝到变量中的值。
In an XPath expression, comparing a string and a Boolean function can yield unexpected results.
在XPath表达式中，比较字符串和Boolean函数会得到非预期的结果。
To use the XPath tool, enter the XPath expression into the text field at the top of the screen.
为了使用XPath工具，在屏幕顶部的文本框中输入XPath表达式。
Listing 8 assigns an XPath expression to a string variable — no trickery or unusual syntax here.
清单8将一个XPath表达式赋给了一个字符串变量，这里没有戏法，也没有特殊的语法。
The first template uses an XPath expression to look up the value from the <http-params> section.
第一个模板使用XPath表达式从
You can right-click a field to copy an XPath expression to the clipboard, as shown in Figure 29.
可以右键单击一个字段，把XPath表达式复制到剪贴板，见图29。
The XPath Expression Builder assists in creating simple XPath expressions as shown in Figure 10.
XPath ExpressionBuilder帮助创建简单的 XPath表达式，如图10 所示。
This makes it possible to sort any arbitrary set of nodes at any level within an XPath expression.
这使得在XPath表达式中的任何级别上对任意节点集合进行排序成为可能。
Any data elements obtained from an input or output message can be referenced by an XPath expression.
从输入或输出消息获得的任何数据元素都可以通过使用XPath表达式进行引用。
So with that link established, you need to get an object that can handle XPath expression evaluation.
因此，建立这种联系后，还需要获得一个能够处理XPath表达式求值的对象。
The XPath expression can be interpreted as: return a sequence of address elements whose zip is "79081".
这个XPath表达式可以解释为：返回邮政编码为 “79081”的address元素的序列。
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