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Question

每次在我的 html 和 js 文件中单击“开始”按钮时，计时器都会增加速度

这是我的菜鸟级代码我不知道发生了什么我刚开始 js :|

kya bakchodi h bhenchod zaruri h kya poori ram kahani likhni yahan chutiya 网站 bhenchod sab 编码专业 h 代码 dekh ke samjh jaate h yahan。 duniya bhar ka rundi rona karwate h bhenchod ye log seedha seedha submit karo na question bhenchod yahan to 1 ghanta ho gaya es code ko change karte karte aur enko 更多细节 chahiye warna 问题提交 nahi karege bc bada hoke hacker banke es site me aag laga duga

        var hr = 0;
        var min = 0;
        var sec = 0;
        var milisec = 0;

        var timer = false;

        function start() {
            timer = true;
            stopwatch();
        }

        function stop() {
            timer = false;
        }

        function reset() {
            timer = false;
            hr = 0;
            min = 0;
            sec = 0;
            milisec = 0;
            document.getElementById("hr").innerHTML = "00";
            document.getElementById("min").innerHTML = "00";
            document.getElementById("sec").innerHTML = "00";
            document.getElementById("milisec").innerHTML = "00";
        }

        function stopwatch() {

            if (min == 60) {
                hr = hr + 1;
                if (hr < 10) {
                    let hrstring = hr;
                    hrstring = "0" + hrstring;
                    document.getElementById("hr").innerHTML = hrstring;
                }
                else {
                    document.getElementById("hr").innerHTML = hr;
                }
                min = 0;
                milisec = 0;
                sec = 0;
            }

            if (sec == 60) {
                min = min + 1;
                if (min < 10) {
                    let minstring = min;
                    minstring = "0" + minstring
                    document.getElementById("min").innerHTML = minstring;
                }
                else {
                    document.getElementById("min").innerHTML = min;
                }
                milisec = 0;
                sec = 0;
            }

            if (milisec == 100) {
                sec = sec + 1;
                if (sec < 10) {
                    let secstring = sec;
                    secstring = "0" + secstring;
                    document.getElementById("sec").innerHTML = secstring;
                }
                else {
                    document.getElementById("sec").innerHTML = sec;
                }
                milisec = 0;
            }

            if (timer == true) {
                milisec = milisec + 1;
                document.getElementById("milisec").innerHTML = milisec;
                setTimeout("stopwatch()", 10);
            }   
        }

请帮帮我