Question

How can I convert string to double in C/C++?

Answer 1

Answer:

There are two common methods to convert strings to numbers: Using stringstream class or sscanf() stringstream() : This is an easy way to convert strings of digits into ints, floats or doubles. String conversion using stoi() or atoi() stoi() : The stoi() function takes a string as an argument and returns its value.

Answer 2

Answer:

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