C语言拷贝操作函数实现
将拷贝操作编成一函数:
void copy_string(char *from, char *to) {
for (; *from; from++, to++)
*to = *from;
*to = 0;
}
还可以改成:
void copy_string(char *from, char *to) {
for (; *from;)
*to++ = *from++;
*to = 0;
}
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