Logical OR (||) - JavaScript | MDN - MDN Web Docs
Mar 13, 2025 · The logical OR (||) (logical disjunction) operator for a set of operands is true if and only if one or more of its operands is true. It is typically used with boolean (logical) values. …
JavaScript Comparison and Logical Operators - W3Schools
Comparison and Logical operators are used to test for true or false. Comparison operators are used in logical statements to determine equality or difference between variables or values. …
JavaScript Operators - W3Schools
Javascript operators are used to perform different types of mathematical and logical computations. Examples: The Assignment Operator = assigns values. The Addition Operator + …
How to use OR condition in a JavaScript IF statement?
Jan 11, 2023 · Use the logical "OR" operator, that is ||. Note that if you use string comparisons in the conditions, you need to perform a comparison for each condition: If you only do it in the …
Expressions and operators - JavaScript | MDN - MDN Web Docs
Apr 3, 2025 · In this section, we will introduce the following operators: These operators join operands either formed by higher-precedence operators or one of the basic expressions. A …
javascript - When should I use ?? (nullish coalescing) vs || (logical ...
The OR operator || uses the right value if left is falsy, while the nullish coalescing operator ?? uses the right value if left is null or undefined. These operators are often used to provide a default …
JavaScript OR (||) variable assignment explanation
The Logical OR operator (||) returns the value of its second operand, if the first one is falsy, otherwise the value of the first operand is returned. For example: Falsy values are those who …
OR(||) Logical Operator in JavaScript - GeeksforGeeks
Jun 3, 2024 · The logical OR (||) (logical disjunction) operator for a set of operands is true if and only if one or more of its operands is true. It evaluates two expressions and returns true if at …
Logical operators - The Modern JavaScript Tutorial
Jun 5, 2022 · The OR || operator does the following: Evaluates operands from left to right. For each operand, converts it to boolean. If the result is true, stops and returns the original value …
What does OR Operator || in a Statement in JavaScript
Jun 19, 2023 · The || (logical OR) Operator: The || operator in JavaScript is a binary operator that is used to evaluate two or more expressions and return the first truthy expression. A truthy …
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