QS:Relevance

相关性方程

说明

如果相关性方程的值是 "1" 或 "true", 那问题就是在调查中就是"相关的" ，比如 是就会在调查中显示，如果不是，问题就会隐藏起来。任何调查的问题都允许你指定一个指定一个相关的问题。这个功能是条件 的继任者，并支持更多更复杂的逻辑条件。

Syntax Highlighting

Whenever you save the relevance equation, it is evaluated and syntax-highlighted. Any errors will be color coded so that you can quickly detect and fix them.

 Hint: To check if all the relevance equations are used correctly within your survey, read about our show logic file feature.

Valid values

• Any equation that makes use of the ExpressionScript syntax, without surrounding curly braces.

Examples

Here are good examples of syntax highlighting.