Unit 'sysutils' Package
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TInt64Helper.TestBit

Check bit

Declaration

Source position: syshelph.inc line 915

public function TInt64Helper.TestBit(

  const Index: TInt64BitIndex

):Boolean;

Description

TestBit reads boolean value (true if bit is 1, and false if bit is 0) from bit number determined by argument Index.

See also

TInt64Helper.SetBit

  

Set bit to 1

TInt64Helper.ToggleBit

  

Invert bit

TInt64Helper.TestBit

  

Check bit

TInt64Helper.HighestSetBitPos

  

Return the position of the leftmost bit set

TInt64Helper.LowestSetBitPos

  

Return the position of the rightmost bit set

TInt64Helper.SetBitsCount

  

Count number of bits set

TInt64Helper.Bits

  

Read or write a bit


Documentation generated on: Sep 29 2022