Roblox API Reference

bool On DevHub

A type for representing a Boolean value.

Details

The bool type is used to signal one of two distinct options (either true or false). Its semantics vary widely depending on the context.

Examples

FindFirstChild has a boolean argument, recursive. When true, the method operates recursively:

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local folder = Instance.new("Folder")
local middle = Instance.new("Folder", folder)
middle.Name = "Middle"
local inner = Instance.new("Folder", middle)
inner.Name = "Inner"

print(folder:FindFirstChild("Inner", false))
--> nil

print(folder:FindFirstChild("Inner", true))
--> Inner

Relevant members (1041)