
Equality comparisons and sameness - JavaScript | MDN
Jul 8, 2025 · Triple equals (===) will do the same comparison as double equals (including the special handling for NaN, -0, and +0) but without type conversion; if the types differ, false is …
Which equals operator (== vs ===) should be used in JavaScript ...
Dec 11, 2008 · The == operator will compare for equality after doing any necessary type conversions. The === operator will not do the conversion, so if two values are not the same …
Difference Between =, ==, and === in JavaScript [Examples]
Nov 22, 2024 · === (Triple equals) is a strict equality comparison operator in JavaScript, which returns false for the values which are not of a similar type. This operator performs type casting …
What is a Comparison Operator? - W3Schools
In the example below, we use the == operator to compare the value 10 with the value 5, to check if they are equal: Try the simulation below to see the result of different comparison operators:
Comparison Operators: =, <>, >, <, >=, <=
Comparison operators are symbols used in programming languages to compare two values. The equal to (=) operator checks if two values are equal, while the not equal to (<>) operator …
JavaScript Comparison Operators - GeeksforGeeks
Jul 28, 2025 · JavaScript comparison operators are essential tools for checking conditions and making decisions in your code. 1. Equality Operator (==) The Equality operator is used to …
Comparison operators - web.dev
Mar 31, 2024 · Two of the most frequently-used comparison operators are == for loose equality and === for strict equality. == performs a loose comparison between two values by coercing …
How is == Different from === in JavaScript? Strict vs Loose …
Feb 14, 2023 · Both == and === returns true if they find equality and false otherwise. But there is a catch: == and === use different criteria to measure the degree of equality. With that said, …
Stop Getting Confused by JavaScript Comparison Operators
Sep 3, 2025 · Learn all 8 comparison operators with real examples in 20 minutes. I spent 2 hours debugging a login form because I used == instead of ===. The user typed "0" but my code …
Understanding JavaScript's `==` and `===`: Equality and Identity
Jul 1, 2024 · The === operator, also known as the strict equality operator, compares two values for equality without performing type coercion. This means that if the values are not of the same …