第1个回答 2015-03-09
//#include "stdafx.h"//vc++6.0加上这一行.
#include <iostream>
using namespace std;
int main(void){
char a[]="jfjkdsla;jg;kdsla8890",b[50];
int n;
sscanf(a,"%[^0-9]%d",b,&n);
cout << n << endl;
return 0;
}本回答被网友采纳
第2个回答 2015-03-09
char s[]="abc1234";
char *p = s;
p += 3;
int i = atoi(p);
第3个回答 2021-03-10
#include <iostream>
using namespace std;
int char2int(char c[])
{
int res = 0;
int count = 0;
for (; c[count] != '\0'; count++) { }
for (int i = 1; count > 0; count--)
{
res += (c[count-1] - 48)*i;
i *= 10;
}
return res;
}
void main()
{
char c[] = "123";
int i = char2int(c);
cout << i;
}
第4个回答 2017-11-30
sscanf( &chr[ strlen(chr) - 4 ],"%d",&n );