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Nov 25, 2023 · 7 min read · Array initiation let arr = new Array(); //almost rarely used let arr = []; // this is what we do //special case let arr = new Array(10); //creates an array of ten elements length of array let arr = ['a', 'b', 'c']; let length = arr.length; console...
Join discussionNov 25, 2023 · 2 min read · Three ways to declare strings in JS let single = 'single-quoted'; let double = "double-quoted"; let backticks = `backticks`; Accessing characters let str = `Hello`; // the first character console.log( str[0] ); // H console.log( str.at(0) ); // H ...
Join discussionNov 23, 2023 · 2 min read · Quick notes about numbers in Javascript. It is expected that you have already understood how it works and just want to revise the important points. let billion_1 = 1000000000; let billion_2 = 1_000_000_000; let billion_3 = 1e9; //all above are same ...
Join discussionNov 17, 2023 · 3 min read · Type assertions are very useful in Typescript and in some cases very necessary. It is also called Type Casting. There are several situations in which we know more about the data than the compiler and we, as developers, assert that we know more and as...
Join discussionNov 16, 2023 · 4 min read · Continuing my journey to understand Typescript, we shall explore functions, but before that let's understand a few things about literal types and type aliases. Type Aliases: So, as the name suggests, it is very common that we need different kinds of ...
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