It might be required for you to import the package if you encounter any issues (like casting an Array), so better be safe than sorry and add the import at the very top of the file.

ZenScript
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import crafttweaker.api.item.TooltipFlag;

Name: isAdvanced

Return Type: boolean

ZenScript
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// TooltipFlag.isAdvanced() as boolean

myTooltipFlag.isAdvanced();
名称类型可获得可设置
名称
advanced
类型
布尔值
可获得
true
可设置
false