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C

atof()


Converts string to float

Syntax:
double atof (const char* string);


Example:

#include 
#include 

int main()
{
    char a[10] = "3.14";
    float pi = atof(a);
    printf("Value of pi = %f\n", pi);
    return 0;
}
Output:

Value of pi = 3.140000


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