rake stats运行后显示的LOC是什么意思阿

请问rake stats运行后显示的LOC是什么意思?

+----------------------+-------+-------+---------+---------+-----+-------+
| Name | Lines | LOC | Classes | Methods | M/C | LOC/M |
+----------------------+-------+-------+---------+---------+-----+-------+
| Controllers | 462 | 340 | 8 | 41 | 5 | 6 |
| Helpers | 30 | 28 | 0 | 2 | 0 | 12 |
| Models | 173 | 124 | 6 | 19 | 3 | 4 |
| Libraries | 0 | 0 | 0 | 0 | 0 | 0 |
| Integration tests | 0 | 0 | 0 | 0 | 0 | 0 |
| Functional tests | 204 | 162 | 7 | 0 | 0 | 0 |
| Unit tests | 115 | 89 | 11 | 0 | 0 | 0 |
+----------------------+-------+-------+---------+---------+-----+-------+
| Total | 984 | 743 | 32 | 62 | 1 | 9 |
+----------------------+-------+-------+---------+---------+-----+-------+
Code LOC: 492 Test LOC: 251 Code to Test Ratio: 1:0.5

就是那个LOC

谢谢!

lines of code
代码行数

补充:空行和注释行是不算进 LOC 里面的,所以 LOC 比 Lines 少