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21 lines
427 B
Plaintext
21 lines
427 B
Plaintext
// loop over an array/a slice
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for i, e := range a {
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// i is the index, e the element
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}
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// if you only need e:
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for _, e := range a {
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// e is the element
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}
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// ...and if you only need the index
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for i := range a {
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}
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// In Go pre-1.4, you'll get a compiler error if you're not using i and e.
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// Go 1.4 introduced a variable-free form, so that you can do this
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for range time.Tick(time.Second) {
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// do it once a sec
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}
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