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cleanup

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Karan 2021-11-25 20:03:09 +05:30 committed by GitHub
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commit f47cd6d2f1
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Chapter 12/email extractor
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<!doctype html>
<html><head><title>Complete JavaScript Course</title></head>
<body>
        <textarea name="txtarea" rows=2 cols=50></textarea> <button>Get Emails</button>>
        <textarea name="txtarea2" rows=2 cols=50></textarea>
<script>
const firstArea = document.querySelector("textarea[name='txtarea']");
const secArea = document.querySelector("textarea[name='txtarea2']");
document.querySelector("button").addEventListener("click", lookUp);
function lookUp() {
const rawTxt = firstArea.value;
const eData = rawTxt.match(/([a-zA-Z0-9._-]+@[a-zA-Z0-9._-]+\.[a-zA-Z0-9._-]+)/gi);
const holder = [];
for (let x = 0; x < eData.length; x++) {
if (holder.indexOf(eData[x]) == -1) {
holder.push(eData[x]);
}
}
secArea.value = holder.join(',');
}
</script>
</body>
</html>