<html lang="en">
  <head>
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Fun With Text</title>
    <!-- Google Font -->
    <link
      href="https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,400;0,500;1,500&display=swap"
      rel="stylesheet"
    />
    <!-- Stylesheet -->
    <link rel="stylesheet" href="style.css" />
  </head>
  <body>
    <div class="container">
      <textarea
        rows="3"
        placeholder="Type something here.."
        id="my-text-box"
      ></textarea>
      <div id="result">Press Any Of The Buttons Below To Get Started</div>
      <div class="buttons">
        <button onclick="reverseStr()">Reverse</button>
        <button onclick="isPalindrome()">Is Palindrome</button>
      </div>
      <div class="buttons">
        <button onclick="charCount()">Character Count</button>
        <button onclick="wordCount()">Word Count</button>
      </div>
      <div class="search-container">
        <input
          type="text"
          id="search-text"
          placeholder="Type the word to be searched"
        />
        <button onclick="search()">Search</button>
      </div>
    </div>
    <!-- Script -->
    <script src="script.js"></script>
  </body>
</html>
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}
body {
  height: 100vh;
  background: linear-gradient(#fafbff 50%, #4581f6 50%);
}
.container {
  position: absolute;
  transform: translate(-50%, -50%);
  left: 50%;
  top: 50%;
  background-color: #ffffff;
  width: 80vmin;
  padding: 3em 1.8em;
  box-shadow: 0 1.25em 3em rgba(0, 0, 0, 0.18);
  border-radius: 0.5em;
}
textarea {
  resize: none;
  width: 100%;
  font-size: 1.1em;
  padding: 0.5em;
  border: 1px solid #000c27;
  border-radius: 0.2em;
}
#result {
  background-color: #dce7ff;
  text-align: center;
  font-size: 1.1em;
  padding: 1.35em 0.5em;
  margin: 0.8em 0 1.6em 0;
  color: #000c27;
}
#result span {
  font-weight: 500;
  font-style: italic;
}
.buttons {
  display: flex;
  justify-content: space-between;
  gap: 0.3em;
  width: 80%;
  margin: 0.6em auto;
}
.buttons button {
  background-color: #4581f6;
  font-size: 1em;
  border: none;
  width: 48%;
  padding: 0.8em 0;
  color: #ffffff;
  border-radius: 0.2em;
}
.search-container {
  width: 80%;
  margin: 1.8em auto 0 auto;
  display: grid;
  grid-template-columns: 9fr 3fr;
  gap: 0.6em;
}
.search-container input {
  font-size: 1em;
  padding: 0.7em 0.3em;
  border-radius: 0.3em;
  border: 1px solid #000c27;
}
.search-container button {
  font-size: 1em;
  background-color: #4581f6;
  color: #ffffff;
  border: none;
  border-radius: 0.3em;
}
@media screen and (max-width: 37.5em) {
  .buttons {
    width: 100%;
  }
  .search-container {
    width: 100%;
  }
}
let myTextBox = document.getElementById("my-text-box");
let result = document.getElementById("result");

//Validation for empty field
let isEmpty = () => {
  if (myTextBox.value.length != 0) {
    return false;
  } else {
    return true;
  }
};

//Function to reverse text
let reverseStr = () => {
  if (isEmpty()) {
    result.innerHTML = "Please Enter Some Text";
  } else {
    let myText = myTextBox.value;
    result.innerHTML = `The reversed text is: <span>${myText
      .split("")
      .reverse()
      .join("")}</span>`;
  }
};

//Function to check palindrome
let isPalindrome = () => {
  if (isEmpty()) {
    result.innerHTML = "Please Enter Some Text";
  } else {
    let myText = myTextBox.value.replace(/[^a-zA-Z0-9]/g, "").toLowerCase();
    if (myText == myText.split("").reverse().join("")) {
      result.innerHTML = `It is <span>A Palindrome</span>`;
    } else {
      result.innerHTML = `It is <span>Not A Palindrome</span>`;
    }
  }
};

//Count number of characters
let charCount = () => {
  if (isEmpty()) {
    result.innerHTML = "Please Enter Some Text";
  } else {
    let myText = myTextBox.value;
    result.innerHTML = `The character count is : <span>${myText.length}</span>`;
  }
};

//Count number of words
let wordCount = () => {
  if (isEmpty()) {
    result.innerHTML = "Please Enter Some Text";
  } else {
    let myText = myTextBox.value;
    result.innerHTML = `The word count is: <span>${
      myText
        .trim()
        .split(/\s+/)
        .filter((item) => item).length
    }</span>`;
  }
};

//Search given word in the text
let search = () => {
  let searchText = document.getElementById("search-text").value;
  if (isEmpty() || searchText.length == 0) {
    result.innerHTML = "Either Or Both Input Fields Are Empty";
  } else {
    let myText = myTextBox.value;
    if (myText.includes(searchText)) {
      result.innerHTML = `The text contains <span>'${searchText}'</span>`;
    } else {
      result.innerHTML = `The text does NOT contains <span>'${searchText}'</span>`;
    }
  }
};
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