Return the position of the leftmost bit set.
Source position: syshelph.inc line 1123
public function TCardinalHelper.HighestSetBitPos: Int8; |
HighestSetBitPos scans the Cardinal, starting at the leftmost position and working towards position 0, and returns the index of the first set bit. The position is measured from the 0-th, rightmost bit. When there are no bits set, the result is -1.
System.BsrByte |
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Return the position of the leftmost set bit in an 8-bit value. |
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Set bit to 1. |
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Set bit to 0. |
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Invert bit. |
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Check bit. |
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Return the position of the rightmost bit set. |
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Count number of bits set. |
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Read or write a bit. |