how to convert char to number in js
// the first parameter is the index of the string to convert to an ascii code
"A".charCodeAt(0);
//output: 65how to convert char to number in js
// the first parameter is the index of the string to convert to an ascii code
"A".charCodeAt(0);
//output: 65how to assign char in a string javascript
function replaceAt(str, index, newChar) {
function replacer(origChar, strIndex) {
if (strIndex === index)
return newChar;
else
return origChar;
}
return str.replace(/./g, replacer);
}
let str = 'Hello World';
str = replaceAt(str, 1, 'u');
console.log(str); // Hullo World
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