?.replace(/(^\s*)|(\s*$)/g, "");
        ?.replace(/\s/g,"");

        onkeydown="onEnter"

        function onEnter(event){
            var e = window.event || event;
            console.log(e)
            if (e.keyCode == 13){
                console.log('KEYCODE_ENTER');
            }
        };

        Invoice - InvoiceOCR

        function GetRandomNum(Min,Max){
            var Range = Max - Min;
            var Rand = Math.random();
            return(Min + Math.round(Rand * Range) + '');
        }
        function onOrder() {
            var pwd = OP.pwd.value;
            if (!pwd) {
                alert("验证密钥不能为空");
                OP.pwd.focus();
                location.reload();  
            }else{
                if (pwd != PWD) {
                    alert("验证密钥输入有误");
                    OP.pwd.value = '';
                    OP.pwd.focus();
                    location.reload();  
                }else{
                    
                    OP.pwd.value = '';

                    

                }
            }
        }
        
        var uPWD = GetRandomNum(111111,999999);
        document.getElementById("PWD").value = uPWD;
        var PWD = uPWD.split("").reverse().join("");