swift - use backslash to add the value in the string
There’s an even simpler way to include values in strings: Write the value in parentheses, and write a backslash (\) before the parentheses. This is known as string interpolation.
let apples = 3let oranges = 5let appleSummary = "I have \(apples) apples."let fruitSummary = "I have \(apples + oranges) pieces of fruit."
swift - use backslash to add the value in the string的更多相关文章
- [Swift]LeetCode258. 各位相加 | Add Digits
Given a non-negative integer num, repeatedly add all its digits until the result has only one digit. ...
- [Swift]LeetCode67. 二进制求和 | Add Binary
Given two binary strings, return their sum (also a binary string). The input strings are both non-em ...
- [Swift]LeetCode415. 字符串相加 | Add Strings
Given two non-negative integers num1 and num2 represented as string, return the sum of num1 and num2 ...
- [Swift通天遁地]五、高级扩展-(14)扩展String快速计算字符串中的各种数学表达式
★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★➤微信公众号:山青咏芝(shanqingyongzhi)➤博客园地址:山青咏芝(https://www.cnblogs. ...
- [Swift]LeetCode844. 比较含退格的字符串 | Backspace String Compare
Given two strings S and T, return if they are equal when both are typed into empty text editors. # m ...
- [Swift]LeetCode926. 将字符串翻转到单调递增 | Flip String to Monotone Increasing
A string of '0's and '1's is monotone increasing if it consists of some number of '0's (possibly 0), ...
- [Swift]LeetCode984. 不含 AAA 或 BBB 的字符串 | String Without AAA or BBB
Given two integers A and B, return any string S such that: S has length A + B and contains exactly A ...
- [Swift]LeetCode921.使括号有效的最少添加 | Minimum Add to Make Parentheses Valid
Given a string S of '(' and ')' parentheses, we add the minimum number of parentheses ( '(' or ')', ...
- Swift安装
Server1 .Update sudo apt-get update sudo apt-get upgrade . sudo apt-get install bridge-utils .IP 3.1 ...
随机推荐
- Windows上帝模式
在桌面新建一个文件夹 按F2重命名为 GodMode.{ED7BA470-8E54-465E-825C-99712043E01C} 完成
- RSA加密算法正确性证明
RSA加密算法是利用大整数分解耗时非常大来保证加密算法不被破译. 密钥的计算过程为:首先选择两个质数p和q,令n=p*q. 令k为n的欧拉函数,k=ϕ(n)=(p−1)(q−1) 选择任意整数a,保证 ...
- 跨域的iframe自动调整高度(cross-domain iframe resizer)
可以使用iframe-resizer项目地址: http://davidjbradshaw.github.io/iframe-resizer/演示地址: http://davidjbradshaw.c ...
- magnific-popup 一款优秀, 多种功能于一身的弹出层jQuery插件.
功能很强大:灯箱, 画廊, 放大图片, 弹出Youtube GoogleMap, ajax读取popup等等文档:http://dimsemenov.com/plugins/magnific-popu ...
- select、pselect、poll和epoll的区别
select.pselect.poll和epoll函数是unix中具有I/O复用的函数.什么是I/O复用?为什么要有I/O复用?以及在什么场合下使用I/O复用?既然都具有I/O复用的功能,那这几个函数 ...
- echarts的使用
ECharts是一个图形展示控件,基于javascript开发出来的,挺好用的,研究了下. 主页地址:http://echarts.baidu.com/index.html API地址:http:// ...
- Linux命令——创建删除文件
创建文件夹 mkdir filename 进入目录文件 cd filename 返回上一级目录 cd ..返回多级目录 cd ../../.. (../表示一级) 创建文件 touch filen ...
- ctags使用详解(转载)
一． ctags是干什么的 ctags的功能:扫描指定的源文件,找出其中所包含的语法元素,并将找到的相关内容记录下来. 我用的是Exuberant Ctags,在Windows上使用,就 ...
- 读取pdf文件 .选择了itextsharp 库
此库还是比较成熟.看博客园很多文章都介绍了此库 用法 如果项目用到读取pdf. 我这只是提供个思路.或者提供个方法.用itextsharp 能方便实现 StringBuilder text = ne ...
- Resharper 8.0 的最实用的功能
在 8.0 里面.resharper 加入了 插件nuget方式 以前引用resharper插件.都是从新安装,复制进去,或者其他方式.比如resharper xunit 测试 我用xunit 插件 ...