| 1. | This example returns the square root of a numeric literal
此示例返回数值的平方根。 |
| 2. | Literals include strings and character and numeric literals
文字量包括字符串，字符和数字文字量。 |
| 3. | By default , a real numeric literal on the right - hand side of the assignment operator is treated as
默认情况下，赋值运算符右侧的实数被视为 |
| 4. | Fixed - point numeric literals that are parts of predicates that involve comparison operators parameterize to
如果定点数值是涉及比较运算符的谓词的组成部分，则此类数值将参数化为 |
| 5. | Fixed - point numeric literals that are not parts of predicates that involve comparison operators parameterize to
如果定点数值不是涉及比较运算符的谓词的组成部分，则此类数值将参数化为 |
| 6. | 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 |
| 7. | 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 |
| 8. | Scalars the scalar variables hold only one value , which may be a numeric literal , or a string literal . scalar variable names always begin with a $ sign
标量标量变量仅保存一个值，它可以是一个数值字面值，或一个字符串字面值。标量变量名称始终用一个$字符开始。 |
