CREATE TABLE table_10263 ("Player" TEXT, "No. ( s ) " TEXT, "Height in Ft." TEXT, "Position" TEXT, "Years for Rockets" TEXT, "School/Club Team/Country" TEXT)

What is the height in feet of the Illinois player?
SELECT "Height in Ft." FROM table_10263 WHERE "School/Club Team/Country" = 'illinois'
SELECT "Height in Ft." FROM "table_10263" WHERE "School/Club Team/Country" = 'illinois'