Add try it online demo

2024-12-02 03:47:41 +08:00 · 2021-03-25 15:11:16 +08:00 · 2021-03-25 15:11:16 +08:00 · 3540d55e04
commit 3540d55e04
parent ece657352e
3 changed files with 160 additions and 9 deletions
--- a/README.md
+++ b/README.md
@ -1,7 +1,5 @@
 [![NuGet](https://img.shields.io/nuget/v/MiniExcel.svg)](https://www.nuget.org/packages/MiniExcel)  [![](https://img.shields.io/nuget/dt/MiniExcel.svg)](https://www.nuget.org/packages/MiniExcel)  [![Build status](https://ci.appveyor.com/api/projects/status/b2vustrwsuqx45f4/branch/master?svg=true)](https://ci.appveyor.com/project/shps951023/miniexcel/branch/master)

---
-
 A high performance and easy Excel(xlsx,csv) Micro-Helper that avoids OOM and without any third party dependencies to create file or dynamic/type mapping query etc..

 ### Features
@ -21,7 +19,7 @@ You can install the package [from NuGet](https://www.nuget.org/packages/MiniExce

 Please Check [Release Notes](https://github.com/shps951023/MiniExcel/tree/master/docs)

-### Execute a query and map the results to a strongly typed IEnumerable
+### Execute a query and map the results to a strongly typed IEnumerable [[Try it]](https://dotnetfiddle.net/3QDl6P)

 ```C#
 public class UserAccount
@ -41,7 +39,7 @@ using (var stream = File.OpenRead(path))
 ![image](https://user-images.githubusercontent.com/12729184/111107423-c8c46b80-8591-11eb-982f-c97a2dafb379.png)


-### Execute a query and map it to a list of dynamic objects without using head 
+### Execute a query and map it to a list of dynamic objects without using head [[Try it]](https://dotnetfiddle.net/3QDl6P)

 * dynamic key is `A.B.C.D..`

@ -61,7 +59,7 @@ using (var stream = File.OpenRead(path))
 }
 ```

-### Execute a query with first header row
+### Execute a query with first header row [[Try it]](https://dotnetfiddle.net/3QDl6P)

 | Column1 | Column2 | 
 | -------- | -------- | 
@ -92,9 +90,9 @@ performance:  MiniExcel/ExcelDataReader/ClosedXML/EPPlus
 ![queryfirst](https://user-images.githubusercontent.com/12729184/111072392-6037a900-8515-11eb-9693-5ce2dad1e460.gif)


-### Create Excel Xlsx file
+### Create Excel Xlsx file [[Try it]](https://dotnetfiddle.net/3QDl6P)

-Anonymous or strongly type:
+Anonymous or strongly type: 
 ```C#
 var path = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}.xlsx");
 MiniExcel.SaveAs(path, new[] {
@ -143,10 +141,10 @@ Create File Result :
 | MiniExcel     | 1     |  
 | Github     | 2     | 

-### SaveAs Stream
+### SaveAs Stream [[Try it]](https://dotnetfiddle.net/JOen0e)

 ```C#
-using (var stream = new FileStream(path, FileMode.CreateNew))
+using (var stream = File.Create(path))
 {
    stream.SaveAs(values);
 }
@ -201,6 +199,10 @@ Default system will auto check file path or stream is from xlsx or csv, but if y
 stream.SaveAs(excelType:ExcelType.CSV);
 //or
 stream.SaveAs(excelType:ExcelType.XLSX);
+//or
+stream.Query(excelType:ExcelType.CSV);
+//or
+stream.Query(excelType:ExcelType.XLSX);
 ```

 ### TODO
--- a/drafts/【.NET
+++ b/drafts/【.NET
@ -0,0 +1,59 @@
+<Query Kind="Program">
+  <NuGetReference>Dapper</NuGetReference>
+  <NuGetReference>MiniExcel</NuGetReference>
+  <NuGetReference>Newtonsoft.Json</NuGetReference>
+  <NuGetReference>System.Data.SqlClient</NuGetReference>
+  <Namespace>MiniExcelLibs</Namespace>
+  <Namespace>Newtonsoft.Json</Namespace>
+  <RemoveNamespace>System.Data</RemoveNamespace>
+  <RemoveNamespace>System.Diagnostics</RemoveNamespace>
+  <RemoveNamespace>System.Linq.Expressions</RemoveNamespace>
+  <RemoveNamespace>System.Text.RegularExpressions</RemoveNamespace>
+  <RemoveNamespace>System.Threading</RemoveNamespace>
+  <RemoveNamespace>System.Transactions</RemoveNamespace>
+  <RemoveNamespace>System.Xml</RemoveNamespace>
+  <RemoveNamespace>System.Xml.Linq</RemoveNamespace>
+  <RemoveNamespace>System.Xml.XPath</RemoveNamespace>
+</Query>
+
+void Main()
+{
+	Test.Program.Main();
+}
+
+namespace Test
+{
+	using System;
+	using System.IO;
+	using System.Text;
+	using Newtonsoft.Json;
+	using MiniExcelLibs;
+	public class Program
+	{
+		public static void Main()
+		{
+			// SaveAs & Create by MemoryStream
+			Byte[] bytes = null;
+			using (var stream = new MemoryStream())
+			{
+				var value = new[] { new { A = "A1", B = "B1" }, new { A = "A2", B = "B2" } };
+				stream.SaveAs(value: value, excelType: ExcelType.CSV);
+
+				bytes = stream.ToArray();
+				Console.WriteLine(Encoding.UTF8.GetString(bytes));
+				/*result:
+					A,B
+					A1,B1
+					A2,B2
+				*/
+			}
+
+			using (var stream = new MemoryStream(bytes))
+			{
+				var rows = stream.Query(useHeaderRow: true);
+				Console.WriteLine(JsonConvert.SerializeObject(rows)); // result : [{"A":"A1","B":"B1"},{"A":"A2","B":"B2"}]
+			}
+		}
+	}
+}
+// You can define other methods, fields, classes and namespaces here
--- a/drafts/【.NET
+++ b/drafts/【.NET
@ -0,0 +1,90 @@
+<Query Kind="Program">
+  <NuGetReference>Dapper</NuGetReference>
+  <NuGetReference>MiniExcel</NuGetReference>
+  <NuGetReference>Newtonsoft.Json</NuGetReference>
+  <NuGetReference>System.Data.SqlClient</NuGetReference>
+  <NuGetReference>System.Data.SQLite.Core</NuGetReference>
+  <Namespace>MiniExcelLibs</Namespace>
+  <Namespace>Newtonsoft.Json</Namespace>
+  <RemoveNamespace>System.Data</RemoveNamespace>
+  <RemoveNamespace>System.Diagnostics</RemoveNamespace>
+  <RemoveNamespace>System.Linq.Expressions</RemoveNamespace>
+  <RemoveNamespace>System.Text.RegularExpressions</RemoveNamespace>
+  <RemoveNamespace>System.Threading</RemoveNamespace>
+  <RemoveNamespace>System.Transactions</RemoveNamespace>
+  <RemoveNamespace>System.Xml</RemoveNamespace>
+  <RemoveNamespace>System.Xml.Linq</RemoveNamespace>
+  <RemoveNamespace>System.Xml.XPath</RemoveNamespace>
+</Query>
+
+void Main()
+{
+	Test.Program.Main();
+}
+
+// You can define other methods, fields, classes and namespaces here
+namespace Test
+{
+	using System;
+	using System.IO;
+	using MiniExcelLibs;
+	using System.Linq;
+	using Dapper;
+	using System.Data.SQLite;
+	public class Program
+	{
+		public static void Main()
+		{
+			var path = "demo.xlsx";
+			var values = new[] { new { A = "Github", B = DateTime.Parse("2021-01-01") }, new { A = "Microsoft", B = DateTime.Parse("2021-02-01") } };
+
+			// create 
+			using (var stream = File.Create(path))
+				stream.SaveAs(values);
+
+			// query dynamic
+			using (var stream = File.OpenRead(path))
+			{
+				var rows = stream.Query(useHeaderRow: true).ToList();
+				Console.WriteLine(rows[0].A); //Github
+				Console.WriteLine(rows[0].B); //2021-01-01 12:00:00 AM
+				Console.WriteLine(rows[1].A); //Microsoft
+				Console.WriteLine(rows[1].B); //2021-02-01 12:00:00 AM		
+			}
+
+			// query type mapping
+			using (var stream = File.OpenRead(path))
+			{
+				var rows = stream.Query<Demo>().ToList();
+				Console.WriteLine(rows[0].A); //Github
+				Console.WriteLine(rows[0].B); //2021-01-01 12:00:00 AM
+				Console.WriteLine(rows[1].A); //Microsoft
+				Console.WriteLine(rows[1].B); //2021-02-01 12:00:00 AM			
+			}
+
+			File.Delete(path);
+
+			// Create by DapperRows
+			using (var connection = new System.Data.SQLite.SQLiteConnection("Data Source=:memory:"))
+			{
+				var rows = connection.Query(@"select 'MiniExcel' as Column1,1 as Column2 union all select 'Github',2");
+				MiniExcel.SaveAs(path, rows);
+			}
+
+			using (var stream = File.OpenRead(path))
+			{
+				var rows = stream.Query(useHeaderRow:true).ToList();
+				Console.WriteLine(rows[0].Column1); //MiniExcel
+				Console.WriteLine(rows[0].Column2); //1
+				Console.WriteLine(rows[1].Column1); //Github
+				Console.WriteLine(rows[1].Column2); //2			
+			}
+		}
+
+		public class Demo
+		{
+			public string A { get; set; }
+			public string B { get; set; }
+		}
+	}
+}