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Ternary Expressions in JS Concepts❓ A ternary expression in JavaScript is a shorthand for an if…else statement. It evaluates a condition and returns one value if true and another if false. Syntax: condition ? expressionIfTrue : expressionIfFalse; Example: let age = 18; let status = (age >= 18) ? “Adult” […]
Incrementing & Decrementing Operators ➕➖ In JavaScript, incrementing and decrementing are operations used to increase or decrease a variable’s value by 1. These operators are ++ (increment) and — (decrement). Example: let x = 5; x++; // Increment by 1, x becomes 6 x–; // Decrement by 1, x becomes […]
JavaScript Operators & Flow Control: Master in 60 Seconds ⏱ First 100 characters:Learn JavaScript operators and flow control quickly! Understand equality, if statements, and logical operators. 🚀 Loose Equality vs. Strict Equality 🆚 In JavaScript, you can compare values using loose equality (==) or strict equality (===). Loose equality (==) […]
Introduction to Functions ⚙️ In JavaScript, functions are blocks of code designed to perform a specific task. Functions allow you to write reusable code, making your programming more efficient and organized. Understanding how to define and call functions is a fundamental skill for any JavaScript developer. Defining and Calling Functions […]
Arrays and Array Indexing 📊 In JavaScript, arrays are used to store multiple values in a single variable. Arrays are zero-indexed, which means the first item in an array is at index 0. Example: let colors = [“Red”, “Blue”, “Green”]; console.log(colors[0]); // Outputs: Red console.log(colors[1]); // Outputs: Blue Array Indexing […]
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