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Published
Edited
Nov 7, 2021
// Method 1
filteredPlainText = {
const filteredPlainText = [];
for (const character of plainText) {
if (/[a-zA-Z]/.test(character)) filteredPlainText.push(character);
}
return filteredPlainText;
}
// Method 2
//plainText.filter((element, index) => {
// if (alphabet.includes(element)) //console.log(element);
//})
// Method 3
//plainText.filter((element, index) => {
// if (/[a-zA-Z]/.test(element)) //plainText.push(element);
//})
// method 1
{
var encoder = [];
for (var i = 0; i < 26; i++) {
encoder[i] = {
key: alphabet[i],
value: i + 1
};
}
console.log(encoder);
return encoder;
}
// method 2
encoder = {
let encoder = {};
for (var i = 0; i < alphabet.length; i++) {
encoder[alphabet[i]] = i + 1;
}
return encoder;
}
cipherText = {
const cipherText = [];
for (let index = 0; index < filteredPlainText.length; ++index) {
cipherText[index] = encoder[filteredPlainText[index]];
}
return cipherText;
}
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Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
