[DebuggerHidden] IEnumerator<string> IEnumerable<string>.GetEnumerator() { if (Interlocked.CompareExchange(ref this.$PC, 0, -2) == -2) { return this; } fuckleo.<ToString>c__Iterator0 iterator = new fuckleo.<ToString>c__Iterator0(); iterator.source = this.<mce_markergt;source; return iterator; }
这个-2 是怎么回事,现在累了,记录一下回头解决