Golang Shines
Jul 6, 2026 · Backend Development
Why a Simple for‑range Over a Go Channel Can Leak Goroutines
The article explains how using a for‑range loop to read from an unclosed Go channel can cause a goroutine to block forever, demonstrates the issue with a minimal example, compares explicit receives with for‑range, and shows that closing the channel is the only reliable fix, even for buffered channels.
Gochannelclose
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