This example returns the square root of a numeric literal.
此示例返回数值的平方根。
Note that numeric literals do not include a sign; a phrase like -1 is actually an expression composed of the operator - and the literal 1.
注意数值型的字面值不包括符号(译注：正负号)，像-1实际上是个组合了一元运算符“-”和字面值1的表达式。
Note that numeric literals do not include a sign; a phrase like -1 is actually an expression composed of the unary operator '-' and the literal 1.
注意数值型的字面值不包括符号(译注：正负号)，像-1实际上是个组合了一元运算符“-”和字面值1的表达式。
If the parameter is a numeric-based input parameter, then you would specify the literal value as is.
如果参数是基于数值的输入参数，那么按原样指定字面值。
The second production describes in regex-like fashion more specifically what an integer literal looks like: a contiguous sequence of one or more numeric digits.
第二个结果以类regex的方式更特定地描述了一个整数值看上去象什么：一个或多个数字的连续序列。
Hence the final result would be a node-set containing two value elements named — USPrice, where both hold a numeric value in the form of a string literal.
因此，最终结果应该是一个包含两个值元素named -USPrice的节点集，这两个元素都存有字符串参数形式的数值。
Information of area includes the information of space and the literal and numeric information, which are related by id, i. e. identifier or area.
领域信息包括领域的空间信息和文字数值信息，两者通过领域标识符id相联系。
Information of area includes the information of space and the literal and numeric information, which are related by id, i. e. identifier or area.
领域信息包括领域的空间信息和文字数值信息，两者通过领域标识符id相联系。
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