String built in methods in js

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Sun Nov 03 2024 10:31:05 GMT+0000 (Coordinated Universal Time)

Saved by @login123 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>String Methods in JavaScript</title>
</head>
<body>

<h1>JavaScript String Methods</h1>


<script>
    const str = "   Hello, JavaScript World!   ";

    console.log("Original String:", str);

    
    console.log("\ntrim() method:");
    const trimmedStr = str.trim();
    console.log("Trimmed String:", trimmedStr);

  
    console.log("\ntoUpperCase() method:");
    console.log("Uppercase:", trimmedStr.toUpperCase());

  
    console.log("\ntoLowerCase() method:");
    console.log("Lowercase:", trimmedStr.toLowerCase());

    
    console.log("\nslice() method:");
    console.log("Sliced:", trimmedStr.slice(7, 17)); // Extracts "JavaScript"

    console.log("\nreplace() method:");
    console.log("Replaced:", trimmedStr.replace("JavaScript", "Coding"));

    
    console.log("\nincludes() method:");
    console.log("Includes 'World':", trimmedStr.includes("World")); // true


    console.log("\nsplit() method:");
    console.log("Split by space:", trimmedStr.split(" ")); // ["Hello,", "JavaScript", "World!"]


    console.log("\nrepeat() method:");
    console.log("Repeated String:", "Hi! ".repeat(3));

    
</script>

</body>
</html>
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