Source File
doc.go
Belonging Package
strconv
// Copyright 2015 The Go Authors. All rights reserved.// Use of this source code is governed by a BSD-style// license that can be found in the LICENSE file.// Package strconv implements conversions to and from string representations// of basic data types.//// # Numeric Conversions//// The most common numeric conversions are [Atoi] (string to int) and [Itoa] (int to string).//// i, err := strconv.Atoi("-42")// s := strconv.Itoa(-42)//// These assume decimal and the Go int type.//// [ParseBool], [ParseFloat], [ParseInt], and [ParseUint] convert strings to values://// b, err := strconv.ParseBool("true")// f, err := strconv.ParseFloat("3.1415", 64)// i, err := strconv.ParseInt("-42", 10, 64)// u, err := strconv.ParseUint("42", 10, 64)//// The parse functions return the widest type (float64, int64, and uint64),// but if the size argument specifies a narrower width the result can be// converted to that narrower type without data loss://// s := "2147483647" // biggest int32// i64, err := strconv.ParseInt(s, 10, 32)// ...// i := int32(i64)//// [FormatBool], [FormatFloat], [FormatInt], and [FormatUint] convert values to strings://// s := strconv.FormatBool(true)// s := strconv.FormatFloat(3.1415, 'E', -1, 64)// s := strconv.FormatInt(-42, 16)// s := strconv.FormatUint(42, 16)//// [AppendBool], [AppendFloat], [AppendInt], and [AppendUint] are similar but// append the formatted value to a destination slice.//// # String Conversions//// [Quote] and [QuoteToASCII] convert strings to quoted Go string literals.// The latter guarantees that the result is an ASCII string, by escaping// any non-ASCII Unicode with \u://// q := strconv.Quote("Hello, 世界")// q := strconv.QuoteToASCII("Hello, 世界")//// [QuoteRune] and [QuoteRuneToASCII] are similar but accept runes and// return quoted Go rune literals.//// [Unquote] and [UnquoteChar] unquote Go string and rune literals.package strconv
![]() |
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64) Golds is a Go 101 project developed by Tapir Liu. PR and bug reports are welcome and can be submitted to the issue list. Please follow @zigo_101 (reachable from the left QR code) to get the latest news of Golds. |