Python formats output %s and %d

This article mainly introduces Python formatted output %s and %d, which has certain reference value. Now I share it with you. Friends in need can refer to it.

This article introduces Python formatting Output the instance cases of %s and %d. Share it with everyone for your reference, the details are as follows:

python print formatted output

1. Print string

print (" His name is %s"%("Aviad"))

Effect:

2. Print integers

print ("He is %d years old"%(25))

##Effect:

3. Print floating point numbers

print ("His height is %f m"%(1.83) )

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4. Print floating point numbers (specify the number of decimal points to retain )

print("His height is %.2f m"%(1.83))

##Effect:

5. Specify the placeholder width

print ("Name: s Age:� Height:%8.2 f"%("Aviad",25,1.83))

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6. Specify placeholder width (left-justified)

print ("Name:%-10s Age:%-8d Height:%-8.2f"%("Aviad", 25,1.83))

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7. Specify placeholder ( Can only use 0 as a placeholder?)

print ("Name:%-10s Age: d Height: .2f"%("Aviad",25,1.83) )

Effect:

## 8. Scientific notation

format(0.0015,'.2e')

Effect:

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