Double Data Types in C Language

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Data type Definition

The data type supported in a language dictates the type of values which can be processed by the language.

C supports several different types of data, each of which may be represented differently within the computers memory.

Data types are means to identify the type of data and associated operations for handling it. Every variable in C has a data types.


Double Data types

Double data type is also same as float data type which allows up-to 10 digits after decimal. The range for double datatype is from 1E–37 to 1E+37.

Double data types is also used for real numbers.

TypeSize(bytes)Range
Float43.4E-38 to 3.4E+38
double81.7E-308 to 1.7E+308
long double103.4E-4932 to 1.1E+4932

Example:




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