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  1. #include <iostream>
  2. #include <cstdio>
  3. using namespace std;
  4.  
  5. int main() {
  6.     char *str = "213.23453cm";
  7.     double d;
  8.     sscanf(str, "%*[^0-9]%lf", &d);
  9.     cout << d << endl;
  10. 	return 0;
  11. }
Success #stdin #stdout 0.01s 5312KB
comments (?)
stdin 
Standard input is empty
stdout 
6.95303e-310
https://ideone.com/LiWKa5
language:
C++ (gcc 8.3)
created:
7 days ago
visibility:
public

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