Activity 29 September - Sorting

Before Sort:

21 8 6 6 6 8 9 3445 -68.5

After Sort:

-68.5 6 6 6 8 8 9 21 3445

Descending:

3445 21 9 8 8 6 6 6 -68.5

Asso. Array:

Peter=>35 Ben=>27 Joe=>18 Kelly=>46

Joe=>18 Ben=>27 Peter=>35 Kelly=>46

Kelly=>46 Peter=>35 Ben=>27 Joe=>18

Sort by KEY - ksort:

Ben=>27 Joe=>18 Kelly=>46 Peter=>35

Peter=>35 Kelly=>46 Joe=>18 Ben=>27

2D Array:

Only currently sorts by age - must use usort:

Sort by GRADE(Descending), then NAME(Ascending):

Sort by AGE(Descending), then GENDER(Ascending), then NAME(Descending):

Larger Data Set Sorting:

Sort by EMAIL(DSC):

Sort by GRADE(DSC) then MAJOR(ASC) then NAME(ASC):