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#include <stdlib.h>#include <stdio.h>int main(void){ long l; char *str = "98765432"; l = atol(str); /* 原来为l = atol(str); */ printf("string = %s integer = %ld\n", str, l); return(0);}/*将字符串a与字符串b转换成数字后相加*/
#include<stdlib.h>main(){ char a[]=”1000000000”; char b[]=” 234567890”; long c; c=atol(a)+atol(b); printf(“c=%d\n”,c);}_variant_t vtSumCount = _bstr_t( "0" );
vtSumCount.ChangeType( VT_DECIMAL );
char cSumValue[16]={0};
strcpy(cSumValue, (LPCSTR)_bstr_t(vtSumCount));
int SumCount;
SumCount = atoi(cSumValue);
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原文地址:http://www.cnblogs.com/rinack/p/4253260.html