text: Sort the array in a given index range | Function to sort the elements of the array from index a to index b ; Variables to store start and end of the index range ; Temporary array ; Sort the temporary array ; Modifying original array with temporary array elements ; Print the modified array ; Driver code ; length of the array
code: function partSort ( arr , N , a , b ) { let l = Math . min ( a , b ) ; let r = Math . max ( a , b ) ; let temp = new Array ( r - l + 1 ) ; temp . fill ( 0 ) ; let j = 0 ; for ( let i = l ; i <= r ; i ++ ) { temp [ j ] = arr [ i ] ; j ++ ; } temp . sort ( function ( a , b ) { return a - b } ) ; j = 0 ; for ( let i = l ; i <= r ; i ++ ) { arr [ i ] = temp [ j ] ; j ++ ; } for ( let i = 0 ; i < N ; i ++ ) { document . write ( arr [ i ] + " " ) ; } } let arr = [ 7 , 8 , 4 , 5 , 2 ] ; let a = 1 , b = 4 ; let N = arr . length ; partSort ( arr , N , a , b ) ;