Source Code

        
function sortString(inputString) {
    let digits = "";
    let letters = "";
    for (let i = 0; i < inputString.length; i++) {
        const char = inputString[i];
        if (char >= '0' && char <= '9') {
            digits += char;
        } else if ((char >= 'a' && char <= 'z') || (char >= 'A' && char <= 'Z')) {
            letters += char;
        }
    }
    console.log("数字字符串:", digits);
    console.log("字母字符串:", letters);
    document.getElementById('result').innerHTML = `数字字符串: ${digits}
字母字符串: ${letters}`;
}
const inputString = "a1B2c3D4e5F6";
sortString(inputString);
        
    

Running Result