Python formatted output

1. Print a string

Print " I ' m%s " % ("jihite") I'm jihite

2. Printing integers

Print " I ' m%d years old " % (+) I'm years old

3. Print floating-point numbers

Print " π=%f " % (3.1415926) π=3.141593

4. Print floating-point numbers (Specify the number of decimal places reserved)

Print " π=%.3f " % (3.1415926) π=3.142

5. Specify the placeholder width

Print " name:%8s age:%8d weight:%8.2f " % ("jihite", 62.2) NAME: Jihite age  :      WEIGHT :   62.20

6. Specify the placeholder width (left-justified)

Print " name:%-8s age:%-8d weight:%-8.2f " % ("jihite", 62.2) Name:jihite age   :17       

7. Specify placeholders (only 0 placeholders)

Print " name:%-8s age:%08d weight:%08.2f " % ("jihite", 62.2) Name:jihite age   :00000017 WEIGHT : 00062.20

8. Scientific counting method

' . 2e ' )'2.30e-06'. 2e')'  2.30e-01'

Python formatted output