func flag.Var
5 uses
flag (current package)
flag.go#L893: func Var(value Value, name string, usage string) {
go.uber.org/zap
flag.go#L37: flag.Var(&lvl, name, usage)
testing
benchmark.go#L28: flag.Var(&benchTime, "test.benchtime", "run each benchmark for duration `d`")
fuzz.go#L23: flag.Var(&fuzzDuration, "test.fuzztime", "time to spend fuzzing; default is to run indefinitely")
fuzz.go#L24: flag.Var(&minimizeDuration, "test.fuzzminimizetime", "time to spend minimizing a value after finding a failing input")