To have the rule return the value of the effect, the associated condition must return True.

为了让规则返回effect的值，关联条件必须返回True。

youdao

Now add a count to the element and set the value to 2. The rule is defined that counts the active selected elements and returns true if two elements are selected.

现在向元素中添加计数并把值设置为2。

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If you don't want the active rule to be reevaluated, you should include the rule's optional no-loop attribute and give it a value of true.

如果不希望这种情况发生，则应该包括rule的可选no - loop属性并将其赋值为true。

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