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Logical OR assignment (||=) - JavaScript | MDN - MDN Web Docs

The logical OR assignment (||=) operator only evaluates the right operand and assigns to the left if the left operand is falsy. a.title ||= "title is empty."; // Expected output: "title is empty." Logical OR assignment short-circuits, meaning that x ||= y is equivalent to x || (x = y), except that the expression x is only evaluated once.

https://www.javascripttutorial.net/javascript-logical-assignment-...

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JavaScript Logical Assignment Operators

Summary: in this tutorial, you’ll learn about JavaScript logical assignment operators, including the logical OR assignment operator (||=), the logical AND assignment operator (&&=), and the nullish assignment operator (??=). ES2021 introduces three logical assignment operators including:

https://www.w3schools.com/js/js_assignment.asp

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JavaScript Assignment - W3Schools

Assignment operators assign values to JavaScript variables. The Logical assignment operators are ES2020. The Simple Assignment Operator assigns a value to a variable. The Addition Assignment Operator adds a value to a variable. The Subtraction Assignment Operator subtracts a value from a variable.

https://stackoverflow.com/questions/2100758/javascript-or-variabl...

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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 coerce to false when used in boolean context, and they are 0, null, undefined, an empty string, NaN and of course false.

https://www.geeksforgeeks.org/javascript-logical-or-assignment-op...

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JavaScript Logical OR assignment (||=) Operator - GeeksforGeeks

This operator is represented by x ||= y and it is called a logical OR assignment operator. If the value of x is falsy then the value of y will be assigned to x. When we divide it into two parts it becomes x || ( x = y ).

http://www.maxjavascript.com/javascript/operators/javascript-logi...

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JavaScript Logical Assignment Operators: A Complete Tutorial with Examples

JavaScript introduced logical assignment operators in ES2021 (ES12) to simplify common patterns where logical operators are combined with assignment. These operators combine logical operations (||, &&, ??) with assignment (=) in a compact way. The logical assignment operators include:

https://www.tutorialspoint.com/javascript/javascript_assignment_o...

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JavaScript - Assignment Operators - Online Tutorials Library

In the JavaScript statement "let x = 10;", the = operator assigns 10 to the variable x. We can combine a simple assignment operator with other type of operators such as arithmetic, logical, etc. to get compound assignment operators. Some arithmetic assignment operators are +=, -=, *=, /=, etc.

https://www.w3schools.com/js/js_comparisons.asp

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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. Given that x = 5, the table below explains the comparison operators:

https://www.geeksforgeeks.org/javascript-assignment-operators/

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JavaScript Assignment Operators - GeeksforGeeks

Logical AND Assignment Operator (&&=) The Logical AND Assignment assigns the value of y into x only if x is a truthy value.

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Exp...

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Expressions and operators - JavaScript | MDN - MDN Web Docs

An assignment operator assigns a value to its left operand based on the value of its right operand. The simple assignment operator is equal (=), which assigns the value of its right operand to its left operand. That is, x = f() is an assignment expression that assigns the value of f() to x.

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