单片机中数字字符串转化为数字
{
unsigned int num = 0;
while(*digit != )
{
if(*digit >= 0 && *digit <= 9)
{
num = num * 10 + (*digit - 0);
digit++;
}
else
{
num = 0;
break;
}
}
return(num);
}
{
unsigned int num = 0;
while(*digit != )
{
if(*digit >= 0 && *digit <= 9)
{
num = num * 10 + (*digit - 0);
digit++;
}
else
{
num = 0;
break;
}
}
return(num);
}
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