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Rob Pike authored
Also explain that len(v)==0 makes v a 'zero value' in template execution. R=golang-dev, dsymonds, adg, r CC=golang-dev https://golang.org/cl/4691041
96bbcc42
Also explain that len(v)==0 makes v a 'zero value' in template execution. R=golang-dev, dsymonds, adg, r CC=golang-dev https://golang.org/cl/4691041