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28 lines
535 B
Go
28 lines
535 B
Go
package main
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import (
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"os"
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)
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func example() (exampleError error) {
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f, err := os.OpenFile("file.txt", os.O_WRONLY|os.O_CREATE, 0666)
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if err != nil {
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return err
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}
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defer func() {
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// try to close the file; if an error occurs, set the error returned by `example`
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// to that error, but only if `WriteString` didn't already set it to something first
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if err := f.Close(); exampleError == nil && err != nil {
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exampleError = err
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}
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}()
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if _, err := f.WriteString("Hello"); err != nil {
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exampleError = err
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}
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return
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}
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