关于 printf 格式格式长的争论是什么？

Question

The printf function takes an argument type, such as %d or %i for a signed int. However, I don't see anything for a long value.

转载于:https://stackoverflow.com/questions/38561/what-is-the-argument-for-printf-that-formats-a-long

Answer 1

Put an l (lowercased letter L) directly before the specifier.

unsigned long n;
long m;

printf("%lu %ld", n, m);