Whats is double in flutter?

A double-precision floating point number . Representation of Dart doubles containing double specific constants and operations and specializations of operations inherited from num. Dart doubles are 64-bit floating-point numbers as specified in the IEEE 754 standard. The double type is contagious.

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How do you use sqrt?

The sqrt() function is defined in math. h header file. To find the square root of int , float or long double data types, you can explicitly convert the type to double using cast operator . int x = 0; double result; result = sqrt(double(x));

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