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19 lines
256 B
Go
19 lines
256 B
Go
package main
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import (
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"fmt"
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"os"
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)
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func user(input string) {
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ptr, err := os.Open(input)
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if err != nil {
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fmt.Printf("Bad input: %s\n", input)
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return
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}
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// GOOD: `err` has been checked before `ptr` is used
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fmt.Printf("Result was %v\n", *ptr)
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}
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