<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Remove Lines Containing</title>
<style>
body {
font-family: Arial, sans-serif;
}
.container {
margin: auto;
max-width: 600px;
padding: 20px;
}
textarea {
width: 100%;
height: 200px;
padding: 10px;
box-sizing: border-box;
margin-bottom: 10px;
}
input[type=text] {
width: 100%;
padding: 12px 20px;
margin: 8px 0;
box-sizing: border-box;
border: 2px solid #ccc;
border-radius: 4px;
}
input[type=button] {
background-color: #4CAF50;
color: white;
padding: 12px 20px;
border: none;
border-radius: 4px;
cursor: pointer;
float: right;
}
input[type=button]:hover {
background-color: #45a049;
}
</style>
</head>
<body>
<div class="container">
<h2>Remove Lines Containing</h2>
<p>Enter the text and the keyword to remove lines containing it:</p>
<textarea id="myTextarea" placeholder="Enter text here..."></textarea>
<input type="text" id="myKeyword" placeholder="Enter keyword...">
<input type="button" value="Remove Lines" onclick="removeLines()">
</div>
<script>
function removeLines() {
// Get the text area and keyword input elements
var textArea = document.getElementById("myTextarea");
var keyword = document.getElementById("myKeyword").value;
// Split the text area value into an array of lines
var lines = textArea.value.split("\n");
// Loop through the lines array and remove lines containing the keyword
for (var i = 0; i < lines.length; i++) {
if (lines[i].indexOf(keyword) !== -1) {
lines.splice(i, 1);
i--;
}
}
// Join the lines array back into a string and update the text area value
textArea.value = lines.join("\n");
}
</script>
</body>
</html>
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