41 lines
517 B
Go
41 lines
517 B
Go
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package main
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import (
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"fmt"
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"time"
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)
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var cities = []string{
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"Chicago",
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"Dallas",
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"Houston",
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"Los Angeles",
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"New York",
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"Philadelphia",
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"Phoenix",
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"San Antonio",
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"San Diego",
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"San Jose",
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}
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func main() {
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now := time.Now()
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printTemperatures(cities)
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fmt.Printf(
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"\nTook %v to get temperatures sequentially.\n\n",
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time.Since(now),
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)
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// Reset the timer.
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now = time.Now()
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printTemperaturesAsync(cities)
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fmt.Printf(
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"\nTook %v to get temperatures concurrently.\n\n",
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time.Since(now),
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)
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}
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