Description Sets the same property value on multiple Roblox instances simultaneously. This is useful for batch operations where you need to apply the same change to many objects at once.
HTTP Endpoint POST /tools/mass_set_property
Parameters An array of paths to instances (e.g., [“game.Workspace.Part1”, “game.Workspace.Part2”])
The name of the property to set on all instances
The value to set. Will be automatically converted from JSON to the appropriate Roblox type.
Response An array of result objects, one for each path provided Show Result object properties
The path that was processed
Whether the operation succeeded for this path
Error message if the operation failed for this path
Code Examples Set transparency on multiple parts { "paths" : [ "game.Workspace.Part1" , "game.Workspace.Part2" , "game.Workspace.Part3" ], "property" : "Transparency" , "value" : 0.5 }
Set anchored property on multiple parts { "paths" : [ "game.Workspace.Platform1" , "game.Workspace.Platform2" ], "property" : "Anchored" , "value" : true }
Set material on multiple parts { "paths" : [ "game.Workspace.Floor" , "game.Workspace.Wall1" , "game.Workspace.Wall2" ], "property" : "Material" , "value" : "Grass" }
Example Response Partial success { "results" : [ { "path" : "game.Workspace.Part1" , "ok" : true }, { "path" : "game.Workspace.Part2" , "ok" : true }, { "path" : "game.Workspace.InvalidPart" , "ok" : false , "error" : "Path not found: game.Workspace.InvalidPart" } ] }