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JavaScript if/else Statement - W3Schools
Example. If the hour is less than 20, output "Good day": ... The if/else statement is a part of JavaScript's "Conditional" Statements, which are used to perform different actions based on different conditions. In JavaScript we have the following conditional statements:
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JavaScript if...else Statement (with Examples) - Programiz
The JavaScript if…else statement is used to execute/skip a block of code based on a condition. In this tutorial, we will learn about the JavaScript if…else statement with examples. Certification courses in Python, Java, SQL, HTML, CSS, JavaScript and DSA.
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if...else - JavaScript | MDN - MDN Web Docs
Statement that is executed if condition is truthy. Can be any statement, including further nested if statements. To execute multiple statements, use a block statement ({ /* ... */ }) to group those statements. To execute no statements, use an empty statement. statement2. Statement that is executed if condition is falsy and the else clause exists.
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JavaScript if Statement
The following example uses the if statement to check if the age is equal to or greater than 18: let age = 18; if ... Use the JavaScript if statement to execute a statement if a condition is true. Avoid using nested if statement as much as possible. Quiz. Was this tutorial helpful ? Yes No .
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How to Use If Statements in JavaScript – a Beginner's Guide
In this example, the if statement checks whether the value of the temperature variable is greater than 20. If the condition is true, the code inside the curly braces ({}) is executed, and the message "It's a warm day!" is logged to the console. Syntax of if Statements. The syntax of an if statement in JavaScript is
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JavaScript if-else - GeeksforGeeks
The JavaScript switch statement evaluates an expression and executes a block of code based on matching cases. It provides an alternative to long if-else chains, improving readability and maintainability, especially when handling multiple conditional branches.Switch Statement Example: Here, we will p
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JavaScript if else statements - w3resource
In JavaScript if else statement executes a group of statements if a logical condition is true. Use the optional else clause to execute another group of statements.
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JavaScript If...Else Statement - Online Tutorials Library
JavaScript If...Else Statement - Learn how to use the If...Else statement in JavaScript with examples and detailed explanations to enhance your programming skills. Home Whiteboard AI Assistant Online Compilers Jobs Tools Articles Corporate Training Practice. Chapters Categories. AI, ML, and Data ... Example. Try the following ...
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JavaScript Conditionals: The Basics with Examples | JavaScript.com
“Else” statements: where if the same condition is false it specifies the execution for a block of code. “Else if” statements: this specifies a new test if the first condition is false. Now that you have the basic JavaScript conditional statement definitions, let’s show you examples of each.
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JavaScript if, else, and else if - W3Schools
W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.