What is difference between float and double type variable?

Answer 1

"double" is a "float" with more precision

Answer 2

Float is 4 bytes (1.4*10^-45 .. 3.4*10^38)
Double is 8 bytes (4.9*10^-324 .. 1.8*10^308)

Answer 3

*with double precision actually

Answer 4

double is the advanced version of float in short float+increased range=double...!!

Answer 5

the amount of storage space given to you under double is greater than than the storage amount offered by float that's the only difference....

Answer 6

thanks for answer.