- جزئیات بیشتر
- تغییرات لازم جهت ارتقاء به RC5
+ راهنمای رسمی ارتقاء از RC4 به RC5
Angular 2 RC5 - NgModules, Lazy Loading and AoT compilation
RC5 represents our expected public API for our 2.0.0 release
Essentially, a bot is an application that can automate repetitive tasks or serve information to a user and, more and more, can interact with a user using natural language. As these bots get more intelligent and better at understanding us, this is providing a wide spectrum of use cases for bots to be used by and assist almost everyone.
Web Payments is an emerging web standard being developed by the W3C to simplify online payments and enable a broader set of players to participate easily in the payments ecosystem on the web. The standards are flexible; they work with various types of payment systems and are intended to work on any browser on any device, payment method, or payment service provider. This flexibility enables development simplicity, deployment consistency, and future compatibility with emerging payment technologies.
var date = new DateOnly(2020, 04, 20);
var currentDate = DateOnly.FromDateTime(DateTime.Now);
if (DateOnly.TryParse("28/09/1984", new CultureInfo("en-US"), DateTimeStyles.None, out var result)) { Console.WriteLine(result); }
DateOnly d1 = DateOnly.ParseExact("31 Dec 1980", "dd MMM yyyy", CultureInfo.InvariantCulture); // Custom format Console.WriteLine(d1.ToString("o", CultureInfo.InvariantCulture)); // "1980-12-31" (ISO 8601 format)
var persianCalendar = new PersianCalendar(); DateOnly d2 = new DateOnly(1400, 9, 6, persianCalendar); Console.WriteLine(d2.ToString("d MMMM yyyy", CultureInfo.InvariantCulture));
var newDate = date.AddDays(1).AddMonths(1).AddYears(1)
public TimeOnly(int hour, int minute) public TimeOnly(int hour, int minute, int second) public TimeOnly(int hour, int minute, int second, int millisecond)
var startTime = new TimeOnly(10, 30);
var endTime = new TimeOnly(13, 00, 00);
var diff = endTime - startTime;
Console.WriteLine($"Hours: {diff.TotalHours}");
TimeSpan ts = endTime.ToTimeSpan();
var currentTime = TimeOnly.FromDateTime(DateTime.Now);
DateTime dt = date.ToDateTime(new TimeOnly(0, 0)); Console.WriteLine(dt);
var isBetween = currentTime.IsBetween(startTime, endTime); Console.WriteLine($"Current time {(isBetween ? "is" : "is not")} between start and end");
var startTime = new TimeOnly(08, 00); var endTime = new TimeOnly(09, 00); Console.WriteLine($"{startTime < endTime}");
TimeOnly time = TimeOnly.ParseExact("5:00 pm", "h:mm tt", CultureInfo.InvariantCulture); // Custom format Console.WriteLine(time.ToString("T", CultureInfo.InvariantCulture)); // "17:00:00" (long time format)
public record DataTypeTest(DateOnly Date, TimeOnly Time);
var date = DateOnly.FromDateTime(DateTime.Now); var time = TimeOnly.FromDateTime(DateTime.Now); var test = new DataTypeTest(date, time); var json = JsonSerializer.Serialize(test);
Serialization and deserialization of 'System.DateOnly' instances are not supported.
public class DateOnlyConverter : JsonConverter<DateOnly> { private readonly string _serializationFormat; public DateOnlyConverter() : this(null) { } public DateOnlyConverter(string? serializationFormat) { _serializationFormat = serializationFormat ?? "yyyy-MM-dd"; } public override DateOnly Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { var value = reader.GetString(); return DateOnly.ParseExact(value!, _serializationFormat, CultureInfo.InvariantCulture); } public override void Write(Utf8JsonWriter writer, DateOnly value, JsonSerializerOptions options) => writer.WriteStringValue(value.ToString(_serializationFormat)); }
public class TimeOnlyConverter : JsonConverter<TimeOnly> { private readonly string _serializationFormat; public TimeOnlyConverter() : this(null) { } public TimeOnlyConverter(string? serializationFormat) { _serializationFormat = serializationFormat ?? "HH:mm:ss.fff"; } public override TimeOnly Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { var value = reader.GetString(); return TimeOnly.ParseExact(value!, _serializationFormat, CultureInfo.InvariantCulture); } public override void Write(Utf8JsonWriter writer, TimeOnly value, JsonSerializerOptions options) => writer.WriteStringValue(value.ToString(_serializationFormat)); }
var jsonOptions = new JsonSerializerOptions(JsonSerializerDefaults.Web); jsonOptions.Converters.Add(new DateOnlyConverter()); jsonOptions.Converters.Add(new TimeOnlyConverter()); var json = JsonSerializer.Serialize(test, jsonOptions);
There’s a lot you can do on GitHub that doesn’t require a complex development environment, like sharing feedback on a design discussion or reviewing a few lines of code. We’re making these tasks easier to complete while you’re on the go, with a fully-native experience. With GitHub for mobile, you have the flexibility to move work forward and stay in touch with your team, wherever you are
"Going forward, we do not plan to evolve Visual Basic as a language," the .NET team said. "This supports language stability and maintains compatibility between the .NET Core and .NET Framework versions of Visual Basic. Future features of .NET Core that require language changes may not be supported in Visual Basic. Due to differences in the platform, there will be some differences between Visual Basic on .NET Framework and .NET Core."
C# Tutorial For Beginners Full Course | Csharp tutorial for beginners
In this course you will learn how to start in your computer programming path using one of the most relevant programming languages: C#. You will get a good understanding on the basics of how Visual Studio 2019 compiles console-based programs. Finally, this class will pave the way to expanding intermediate C# concepts by creating a good foundation for you in very important concepts such as C# data types, decision making, looping and C# methods.
String.format = function () { var s = arguments[0]; for (var i = 0; i < arguments.length - 1; i++) { s = s.replace("{" + i + "}", arguments[i + 1]); } return s; };
String.format = function () { var s = arguments[0]; for (var arg in arguments) { var i = parseInt(arg); s = s.replace("{" + i + "}", arguments[i + 1]); } return s; };
console.log(String.format("{0} is nice!", "donettips.info"));
donettips.info is nice!
console.log(String.format("{0} is {1} nice! {0} is {1} nice!", "donettips.info", "very"));
donettips.info is very nice! {0} is {1} nice!
String.format = function () { var original = arguments[0], replaced; for (var i = 0; i < arguments.length - 1; i++) { replaced = ''; while (replaced != original) { original = replaced || original; replaced = original.replace("{" + i + "}", arguments[i + 1]); } } return replaced; };
donettips.info is very nice! donettips.info is very nice!
String.format = function () { var s = arguments[0]; for (var i = 0; i < arguments.length - 1; i++) { s = s.replace(new RegExp("\\{" + i + "\\}", "g"), arguments[i + 1]); } return s; };
String.format = function () { var s = arguments[0], i = arguments.length - 1; while (i--) { s = s.replace(new RegExp('\\{' + i + '\\}', 'g'), arguments[i + 1]); } return s; };
console.log(String.format("{0}:0 {1}:1 {2}:2", "zero", "{2}", "two"));
zero:0 {2}:1 two:2
zero:0 two:1 two:2
console.log(String.format("{0}:0 {1}:1 {2}:2", "zero", "one", "{1}"));
zero:0 one:1 one:2
zero:0 one:1 {1}:2
String.format = function () { var args = arguments; return args[0].replace(/{(\d+)}/g, function (match, number) { return args[parseInt(number) + 1]; }); };
console.log(String.format("{0} is {1} nice!", "donettips.info"));
donettips.info is undefined nice!
String.format = function () { var s = arguments[0], args = arguments; return s.replace(/{(\d+)}/g, function (match, number) { var i = parseInt(number); return typeof args[i + 1] != 'undefined' ? args[i + 1] : match; }); };
console.log(String.format("{0}:0 {1}:1 {2}:2, {{0}} {{{1}}} {{{{2}}}} {2}", "zero", "{2}", "two"));
zero:0 {2}:1 two:2, {zero} {{{2}}} {{{two}}} two
String.format = function () { var s = arguments[0], args = arguments; return s.replace(/\{\{|\}\}|\{(\d+)\}/g, function (match, number) { if (match == "{{") { return "{"; } if (match == "}}") { return "}"; } var i = parseInt(number); return typeof args[i + 1] != 'undefined' ? args[i + 1] : match; }); };
zero:0 {2}:1 two:2, {0} {{2}} {{2}} two
String.prototype.format = function () { ... }
String.prototype.format = function () { var s = this.toString(), args = arguments; return s.replace(/\{\{|\}\}|\{(\d+)\}/g, function (match, number) { if (match == "{{") { return "{"; } if (match == "}}") { return "}"; } return typeof args[number] != 'undefined' ? args[number] : match; }); };
console.log("{0}:0 {1}:1 {2}:2, {{0}} {{{1}}} {{{{2}}}} {2}".format("zero", "{2}", "two"));
String.format = function () { var s = arguments[0], args = arguments[1]; for (var arg in args) { s = s.replace(new RegExp("{" + arg + "}", "g"), args[arg]); } return s; };
String.prototype.format = function () { var s = this.toString(), args = arguments[0]; for (var arg in args) { s = s.replace(new RegExp("{" + arg + "}", "g"), args[arg]); } return s; };
console.log(String.format("{site} is {adj}! {site} is {adj}!", { site: "donettips.info", adj: "nice" })); console.log("{site} is {adj}! {site} is {adj}!".format({ site: "donettips.info", adj: "nice" }));
String.format = function String$format(format, args) { /// <summary locid="M:J#String.format" /> /// <param name="format" type="String"></param> /// <param name="args" parameterArray="true" mayBeNull="true"></param> /// <returns type="String"></returns> // var e = Function._validateParams(arguments, [ // { name: "format", type: String }, // { name: "args", mayBeNull: true, parameterArray: true } // ]); // if (e) throw e; return String._toFormattedString(false, arguments); }; String._toFormattedString = function String$_toFormattedString(useLocale, args) { var result = ''; var format = args[0]; for (var i = 0; ; ) { var open = format.indexOf('{', i); var close = format.indexOf('}', i); if ((open < 0) && (close < 0)) { result += format.slice(i); break; } if ((close > 0) && ((close < open) || (open < 0))) { if (format.charAt(close + 1) !== '}') { throw Error.argument('format', Sys.Res.stringFormatBraceMismatch); } result += format.slice(i, close + 1); i = close + 2; continue; } result += format.slice(i, open); i = open + 1; if (format.charAt(i) === '{') { result += '{'; i++; continue; } if (close < 0) throw Error.argument('format', Sys.Res.stringFormatBraceMismatch); var brace = format.substring(i, close); var colonIndex = brace.indexOf(':'); var argNumber = parseInt((colonIndex < 0) ? brace : brace.substring(0, colonIndex), 10) + 1; if (isNaN(argNumber)) throw Error.argument('format', Sys.Res.stringFormatInvalid); var argFormat = (colonIndex < 0) ? '' : brace.substring(colonIndex + 1); var arg = args[argNumber]; if (typeof (arg) === "undefined" || arg === null) { arg = ''; } if (arg.toFormattedString) { result += arg.toFormattedString(argFormat); } else if (useLocale && arg.localeFormat) { result += arg.localeFormat(argFormat); } else if (arg.format) { result += arg.format(argFormat); } else result += arg.toString(); i = close + 1; } return result; }
console.log(String.format("{0:n}, {0:c}, {0:p}, {0:d}", 100.0001)); // result: 100.00, ¤100.00, 10,000.01 %, 100.0001 console.log(String.format("{0:d}, {0:t}", new Date(2015, 1, 1, 10, 45))); // result: 02/01/2015, 10:45
var template = jQuery.validator.format("{0} is not a valid value"); console.log(template("abc")); // result: 'abc is not a valid value'
String.format([full format string], [arguments...]); // or: [date|number].format([partial format string]);
// Object path String.format("Welcome back, {username}!", { id: 3, username: "JohnDoe" }); // Result: "Welcome back, JohnDoe!" // Date/time formatting String.format("The time is now {0:t}.", new Date(2009, 5, 1, 13, 22)); // Result: "The time is now 01:22 PM." // Date/time formatting (without using a full format string) var d = new Date(); d.format("hh:mm:ss tt"); // Result: "02:28:06 PM" // Custom number format string String.format("Please call me at {0:+##0 (0) 000-00 00}.", 4601111111); // Result: "Please call me at +46 (0) 111-11 11." // Another custom number format string String.format("The last year result was {0:+$#,0.00;-$#,0.00;0}.", -5543.346); // Result: "The last year result was -$5,543.35." // Alignment String.format("|{0,10:PI=0.00}|", Math.PI); // Result: "| PI=3.14|" // Rounding String.format("1/3 ~ {0:0.00}", 1/3); // Result: "1/3 ~ 0.33" // Boolean values String.format("{0:true;;false}", 0); // Result: "false" // Explicitly specified localization // (note that you have to include the .js file for used cultures) msf.setCulture("en-US"); String.format("{0:#,0.0}", 3641.667); // Result: "3,641.7" msf.setCulture("sv-SE"); String.format("{0:#,0.0}", 3641.667); // Result: "3 641,7"
//inline arguments String.format("some string with {0} and {1} injected using argument {{number}}", 'first value', 'second value'); //returns: 'some string with first value and second value injected argument {number}' //single array String.format("some string with {0} and {1} injected using array {{number}}", [ 'first value', 'second value' ]); //returns: 'some string with first value and second value injected using array {number}' //single object String.format("some string with {first} and {second} value injected using {{propertyName}}",{first:'first value',second:'second value'}); //returns: 'some string with first value and second value injected using {propertyName}'