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 # TstBitMask

 Last update: 16.07.2025 

Returns whether all bits defined in mask are set in the input.

## Interface

NameKindTypeCommentNPN/ASize of the bit-fieldbfIunsigned<n>>Input bit-fieldmaskIunsigned<n>>Mask used to set the bitsvOboolResult of the operation**Parent topic:**[Bitfield](./bitfield.md)