This article mainly talks about JS reference data types, wrapped objects, JS strong conversion, hidden data type conversion. In ECMAScript, a reference type is a...
In ES6, the use of promises is particularly important, as a chained expression to show engineers a new asynchronous operation. After really mastering it, it...
It took nearly two months, a React Native project. I also write nodeJS cloud functions on leanCloud, responsible for some project logic, such as regular...
BlobBlob is an immutable, the original data object of the class file by https://developer.mozilla.org/zh-CN/docs/Web/API/Blob/Blob Blob constructor can get a Blob
ES6, short for ECMAScript 6.0, is the next generation standard of the JavaScript language. The relationship between ECMAScript and JavaScript is that the former is...
If one element meets the criteria, the expression returns true, and the remaining elements are not tested. If no element satisfies the condition, false is...
This article introduces the polling implementation problems encountered in real development and gives a practical solution. It also mentions the reasons why polling can be...
Strings are an important data type, and regular expressions give programmers more ability to manipulate strings. The creators of ES6 have added many new features...
To understand the specification, take a JavaScript feature we know about and see how it is specified. We know that accessing an object's properties requires...
Even if you know JavaScript, reading its specifications can be daunting. Let's start with a concrete example and understand it through the specification. The following...
ECMAScript is a scripting language standardized by Ecma International through ECMA-262. In November 1996, Netscape, the creator of JavaScript, decided to submit JavaScript to the...
ECMAScript 6.0 (ES6) is the next generation standard for the JavaScript language, which was officially released in June 2015. Its goal is to make JavaScript...
ECMA Script is the name of the ecMA-262 standardized scripting language. Although JavaScript and JScript are ECMAScript compatible, they contain capabilities beyond ECMAScript. Array.prototype.map() =...