Python 3 Range usage

Source: Internet
Author: User

The Pytho range () function creates a list of integers, which is typically used in a for loop.

function syntax
Range(start, stop[, step])      

Parameter description:

  • Start: Count starts from start. The default is starting from 0. For example, range (5) is equivalent to range (0, 5);
  • End: Count to end, but do not include end. For example: Range (0, 5) is [0, 1, 2, 3, 4] No 5
  • Step: Step, Default is 1. Example: Range (0, 5) is equivalent to range (0, 5, 1)
    Range (10)#starting from 0 to ten[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]range (1, 11)#starting from 1 to one[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]range (0,30, 5)#Step size is 5[0, 5, 10, 15, 20, 25]range (0,10, 3)#Step size is 3[0, 3, 6, 9]range (0,-10,-1)#Negative number[0,-1,-2,-3,-4,-5,-6,-7,-8,-9]>>> Type (range (10))<class 'Range'>
    # print (range) # for I in range: #     print (i) # for I in Range (1,10,2): #     print (i) # # print (type (range)) str = ' He Llo! ' For I in range (len (str)):    print (str[i]) for I in Range (1,13):    # Print (' {} month '. Format (i)) # Format Usage    print ('%d month '% i)

      

Python 3 Range usage

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