%和f之间的数字是要打印的小数位数
and whether or not they are both represented precisely as float64 types.funcDecode(bucketint64)(float64,float64,bool){varlatitudeUnshifted, longitudeUnshifted decimal.Decimalvarlatitude, longitudefloat64varerr errorvarexactboolbucketString := strconv.FormatInt(bucket,10)forlen(bucketString) <18{ ...
%和f之间的数字是要打印的小数位数
Printf("Float (%%f): %.2f\n", f) // prints float with 2 decimal places fmt.Printf("String (%%s): %s\n", str) fmt.Printf("Boolean (%%t): %t\n", b) fmt.Printf("Default representation (%%v): %v\n", any) // Using %T to print the type of a variable fmt.Printf("Type...
heightint32, poolFeefloat64, params *chaincfg.Params)dcrutil.Amount{// Shift the decimal two places, e.g. 1.00%// to 100. This assumes that the proportion// is already multiplied by 100 to give a// percentage, thus making the entirety// be a multiplication by 10000.poolFeeAbs := ma...
(n) 39 // Output: 40 // 5 true gophers 41 // 3 42 } 43 44 func ExampleFscanln() { 45 s := `dmr 1771 1.61803398875 46 ken 271828 3.14159` 47 r := strings.NewReader(s) 48 var a string 49 var b int 50 var c float64 51 for { 52 n, err := fmt.Fscanln(r, &a, &...
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If the last token before a newline is an identifier (which includes words like int and float64), a basic literal such as a number or string constant, or one of the tokens break continue fallthrough return ++ -- ) } the lexer always inserts a semicolon after the token. This could be...
A RawStringLit is a string literal delimited by back quotes ``; the first back quote encountered after the opening back quote terminates the string. RawStringLit = '`' { utf8_char } '`' . `abc` `\n` Character and string literals are very similar to C except: - Octal character esca...
meanAverage := total /float64(len(numbers)) fmt.Printf("Our average number is "%f".n", meanAverage) } If you run the example above, you should find that average value of all the numbers in the slice we defined is5.54(once rounded to two decimal places). ...