fycqookuer的博客

char * strim(char *str)//去除首尾的空格 { char *end,*sp,*ep; int len; sp = str; end = str + strlen(str) - 1; ep = end; while(sp<=end && isspace(*sp))// *sp == ' '也可以 sp++; while(ep>=s...

//整形转字符，stm32不支持标准的itoa,这里自己实现 char *myitoa(int value, char *string, int radix) { int i, d; int flag = 0; char *ptr = string; /* This implementation only works for decimal ...