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: Logical OR assignment operator (||=) Logical AND assignment operator (&&=) Nullish coalesing assignment operator…
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An Introduction to JavaScript Logical Operators Summary: in this tutorial, you will learn how to use the JavaScript logical operators including the logical NOT operator( !), the logical AND operator ( &&) and the logical OR operator ( ||). The logical operators are important in JavaScript because they allow you to compare variables and do…
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JavaScript Comparison Operators Summary: in this tutorial, you will learn how to use JavaScript comparison operators to compare two values. Introduction to JavaScript comparison operators To compare two values, you use a comparison operator. The following table shows the comparison operators in JavaScript: Operator Meaning < less than > greater than <= less than or…
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JavaScript Unary Operators Explained Summary: in this tutorial, you will learn how to use JavaScript unary operators that take a single operand and performs an operation. Introduction to the JavaScript unary operators Unary operators work on one value. The following table shows the unary operators and their meanings: Unary Operators Name Meaning +x Unary Plus…
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JavaScript Assignment Operators Summary: in this tutorial, you will learn how to use JavaScript assignment operators to assign a value to a variable. Introduction to JavaScript assignment operators An assignment operator (=) assigns a value to a variable. The syntax of the assignment operator is as follows: let a = b; Code language: JavaScript (javascript)…
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JavaScript Remainder Operator Summary: in this tutorial, you’ll learn about the JavaScript remainder operator (%) to get the remainder of a number divided by another number. Introduction to the JavaScript remainder operator JavaScript uses the % to represent the remainder operator. The remainder operator returns the remainder left over when one value is divided by…
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JavaScript Arithmetic Operators Summary: in this tutorial, you will learn how to use JavaScript arithmetic operators to perform arithmetic calculations. Introduction to the JavaScript Arithmetic Operators JavaScript supports the following standard arithmetic operators: Operator Sign Addition + Subtraction – Multiplication * Division / An arithmetic operator accepts numerical values as operands and returns a single…
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JavaScript Arrays Summary: in this tutorial, you’ll learn about JavaScript arrays and their basic operations. Introduction to JavaScript arrays In JavaScript, an array is an ordered list of values. Each value is called an element specified by an index. An JavaScript array has the following characteristics: First, an array can hold values of mixed types. For…
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JavaScript Primitive vs. Reference Values Summary: in this tutorial, you’ll learn about two different types of values in JavaScript including primitive and reference values. JavaScript has two different types of values: Primitive values Reference values Primitive values are atomic pieces of data while reference values are objects that might consist of multiple values. Stack and…
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JavaScript Objects Summary: in this tutorial, you will learn about JavaScript objects and how to manipulate object properties effectively. Introduction to the JavaScript objects In JavaScript, an object is an unordered collection of key-value pairs. Each key-value pair is called a property. The key of a property can be a string. And the value of…
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