nl_tokens: Returns the number of zero bits preceding the highest - order one - bit in the binary representation of the value .
pl_tokens: function numberOfLeadingZeros ( value ) { if ( value . equals ( Long . ZERO ) ) { return 64 ; } let n = 1 ; let x = value . getHighBits ( ) ; if ( x === 0 ) { n += 32 ; x = <mask> . getLowBits ( ) ; } if ( x >>> 16 === 0 ) { n += 16 ; x <<= 16 ; } if ( x >>> 24 === 0 ) { n += 8 ; x <<= 8 ; } if ( x >>> 28 === 0 ) { n += 4 ; x <<= 4 ; } if ( x >>> 30 === 0 ) { n += 2 ; x <<= 2 ; } n -= x >>> 31 ; return n ; }