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Just another update

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This commit is contained in:
Ingy döt Net 2015-02-20 00:35:01 -05:00
parent a25938f123
commit 00a190b0a6
6591 changed files with 94363 additions and 23227 deletions
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16
Task/Increment-a-numerical-string/Go/increment-a-numerical-string-2.go
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@ -1,7 +1,7 @@
package main
import (
"big"
"math/big"
"fmt"
"strconv"
)
@ -27,24 +27,24 @@ func main() {
fmt.Println(err)
_, err = strconv.Atoi("_1234")
fmt.Println(err)
_, err = strconv.Atof64("12.D34")
_, err = strconv.ParseFloat("12.D34", 64)
fmt.Println(err)
// float
fmt.Println()
fs := "12.34"
fmt.Println("original: ", fs)
f, err := strconv.Atof64(fs)
f, err := strconv.ParseFloat(fs, 64)
if err != nil {
fmt.Println(err)
return
}
// various options on Ftoa64 produce different formats. All are valid
// input to Atof64, so result format does not have to match original
// format. (Matching original format would take a lot of code.)
fs = strconv.Ftoa64(f+1, 'g', -1)
// various options on FormatFloat produce different formats. All are valid
// input to ParseFloat, so result format does not have to match original
// format. (Matching original format would take more code.)
fs = strconv.FormatFloat(f+1, 'g', -1, 64)
fmt.Println("incremented:", fs)
fs = strconv.Ftoa64(f+1, 'e', 4)
fs = strconv.FormatFloat(f+1, 'e', 4, 64)
fmt.Println("what format?", fs)
// complex