Tag archive

#coercion

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Sep 10, 2025

#webdev #javascript #coercion #programming

🔁 Type Coercion (Auto-Conversion) in JS

Basically, type coercion is a concept in which JavaScript auto-converts types in some operations....

Sep 10, 20251 min read0 reactions0 comments

Apr 20, 2023

#coercion #falsy #javascript #webdev

Coercion and Falsy values in Javascript.

In JavaScript, coercion is the process of converting a value from one type to another. This can be...

Apr 20, 20232 min read0 reactions0 comments

Feb 27, 2023

#languages #programming #coercion #boolean

Boolean coercion pitfalls (with examples)

It's not uncommon for programming language designers to let people write conditions where the type is...

Feb 27, 20235 min read1 reactions0 comments

Understand JavaScript Abstract Operations in 7 Minutes.

Feb 1, 2021

#javascript #coercion #abstractoperations #javascripttypes

Understand JavaScript Abstract Operations in 7 Minutes.

To help you understand better, let’s quickly revisit types in JavaScript. Variables in JavaScript do...

Feb 1, 20217 min read42 reactions1 comments

Nov 14, 2020

#oop #tutorial #boolean #coercion

Code Smell 24 - Boolean Coercions

Booleans should be just True and false TL;DR: Don't do magic castings to boolean. You will regret...

Nov 14, 20202 min read12 reactions30 comments

Oct 19, 2020

#php #booleans #coercion

PHP Boolean Casting Gotchas

This post originally appeared on Chris DeLuca's blog I find PHP’s boolean casting rules strange and...

Oct 19, 20206 min read0 reactions0 comments

Apr 30, 2020

#javascript #coercion

Entendiendo la coerción en JavaScript

JavaScript es un lenguaje extraño… En el podemos encontrar cosas como console.log(1 == 1) //tr...

Apr 30, 20204 min read37 reactions1 comments

Jan 21, 2020

#javascript #coercion #equality #operator

Predicting JavaScript Equality Comparisons Correctly

Predicting the result of an equality check of two or more values in JavaScript has been a part of the...

Jan 21, 20203 min read7 reactions0 comments

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Nov 26, 2019

#javascript #wtfjs #coercion

(a == 1 && a == 2 && a == 3) === true - Wait, hold on...

Some of you may recognize the problem in the title. It's a bit of a famous sample of wtfJS, explained...

Nov 26, 20194 min read66 reactions4 comments

Nov 23, 2019

#javascript #coercion

Coercion: Deep Dive

From the beginning of history of Javascript, developers thought that coercion is evil and confusing...

Nov 23, 20197 min read6 reactions0 comments

Jul 27, 2019

#javascript #coercion #wtf

[] == ![] - WTFJS And Coercion

WTFJS is a term first coined by Brian Leroux, but I first heard it from James Padolsey's twitter. The...