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qr code generator online

<!DOCTYPE html>

<html lang="en" dir="ltr">
  <head>
    <link rel="shortcut icon" href="QR-CODE.png" type="image/x-icon">
    <meta charset="utf-8">  
    <title>QR Code Generator | Clever Shivanshu</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
        /* Import Google Font - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');
*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}
body{
  display: flex;
  padding: 0 10px;
  min-height: 100vh;
  align-items: center;
  background: #EFEBFA;
  justify-content: center;
}
.wrapper{
  height: 265px;
  max-width: 410px;
  background: #fff;
  border-radius: 7px;
  padding: 20px 25px 0;
  transition: height 0.2s ease;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.wrapper.active{
  height: 530px;
}
header h1{
  font-size: 21px;
  font-weight: 500;
}
header p{
  margin-top: 5px;
  color: #575757;
  font-size: 16px;
}
.wrapper .form{
  margin: 20px 0 25px;
}
.form :where(input, button){
  width: 100%;
  height: 55px;
  border: none;
  outline: none;
  border-radius: 5px;
  transition: 0.1s ease;
}
.form input{
  font-size: 18px;
  padding: 0 17px;
  border: 1px solid #999;
}
.form input:focus{
  box-shadow: 0 3px 6px rgba(0,0,0,0.13);
}
.form input::placeholder{
  color: #999;
}
.form button{
  color: #fff;
  cursor: pointer;
  margin-top: 20px;
  font-size: 17px;
  background: linear-gradient(135deg, #481CB6 0%, #2D5CFE 100%);
}
.qr-code{
  opacity: 0;
  display: flex;
  padding: 33px 0;
  border-radius: 5px;
  align-items: center;
  pointer-events: none;
  justify-content: center;
  border: 1px solid #ccc;
}
.wrapper.active .qr-code{
  opacity: 1;
  pointer-events: auto;
  transition: opacity 0.5s 0.05s ease;
}
.qr-code img{
  width: 170px;
}

@media (max-width: 430px){
  .wrapper{
    height: 255px;
    padding: 16px 20px;
  }
  .wrapper.active{
    height: 510px;
  }
  header p{
    color: #696969;
  }
  .form :where(input, button){
    height: 52px;
  }
  .qr-code img{
    width: 160px;
  }  
}

   </style>
  </head>
  <body>
    <div class="wrapper">
      <header>
        <h1>QR Code Generator</h1>
        <p>Paste a url or enter text to create QR code</p>
      </header>
      <div class="form">
        <input type="text" spellcheck="false" placeholder="Enter text or url">
        <button>Generate QR Code</button>
      </div>
      <div class="qr-code">
        <img src="" alt="qr-code">
      </div>
    </div>

    <script>
    const wrapper = document.querySelector(".wrapper"),
        qrInput = wrapper.querySelector(".form input"),
        generateBtn = wrapper.querySelector(".form button"),
        qrImg = wrapper.querySelector(".qr-code img");
        let preValue;
        
        generateBtn.addEventListener("click", () => {
            let qrValue = qrInput.value.trim();
            if(!qrValue || preValue === qrValue) return;
            preValue = qrValue;
            generateBtn.innerText = "Generating QR Code...";
            qrImg.src = `https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=${qrValue}`;
            qrImg.addEventListener("load", () => {
                wrapper.classList.add("active");
                generateBtn.innerText = "Generate QR Code";
            });
        });
        
        qrInput.addEventListener("keyup", () => {
            if(!qrInput.value.trim()) {
                wrapper.classList.remove("active");
                preValue = "";
            }
        });
        </script>

  </body>
</html>
Source by stackoverflow.com #
 
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Tagged: #qr #code #generator #online
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