Text Processing 05. Replace Repeating Chars

function solve(string) {
    let updatedStr = string[0];
    let currentChar = string[0];
    for (let i = 1; i < string.length; i++) {
        if (string[i] !== currentChar) {
            updatedStr += string[i];
            currentChar = string[i];
        }

    }
    console.log(updatedStr);
}

/*function solve(string) {
    let output = string[0];
    for (let i = 1; i < string.length; i++) {
        let current = string[i];
        let previous = string[i - 1];
        if (current !== previous) {
            output += current;
        }

    }
    console.log(output);
}*/