Romario DiazJavaScript Tutorial: Immutable Primitive Values and Mutable Object ReferencesThere is a fundamental difference in JavaScript between primitive values (undefined, null, booleans, numbers, and strings) and objects…Oct 12, 2023Oct 12, 2023
Romario DiazJavaScript Tutorial: The global ObjectThere is one very important object value that we must cover now. The global object is a regular JavaScript object that serves a very…Oct 11, 2023Oct 11, 2023
Romario DiazJavaScript Tutorial: SymbolsSymbols were introduce in ES6 to serve as non-string property names. To understand Symbols, you need to know that JavaScript’s fundamental…Oct 10, 2023Oct 10, 2023
Romario DiazJavaScript Tutorial: Boolean valuesA boolean value represents truth or falsehood, on or off, yes or no. There are only two possible values of this type. The reserved words…Oct 7, 2023Oct 7, 2023
Romario DiazJavaScript Tutorial: TextThe JavaScript type for representing text is the string. A string is an immutable ordered sequence of 16-bit values, each of which…Oct 7, 2023Oct 7, 2023
Romario DiazJavaScript Tutorial: NumbersJavaScript’s primary numeric type, Number, is used to represent integers and to approximate real numbers. JavaScript represents numbers…Sep 29, 2023Sep 29, 2023
Romario DiazFast review of Types, Values and Variables in JavaScriptComputer programs work by manipulating values, such as the number 3.14 or the text “Hello world”. The kinds of values that can be…Sep 27, 2023Sep 27, 2023
Romario DiazJavaScript: Optional SemicolonsLike many programming languages, JavaScript uses the semicolon (;) to separate statement from one another. This is important for making the…Sep 26, 2023Sep 26, 2023
Romario DiazUnicode in JavaScriptJavaScript programs are written using the Unicode character set, and you can use any Unicode character in strings and comments. For…Sep 26, 2023Sep 26, 2023
Romario DiazIdentifiers and Reserved Words in JavaScriptAn identifier is simply a name. In JavaScript, identifiers are used to name constants, variables, properties, functions, and classes and to…Sep 25, 2023Sep 25, 2023