Question

如何将日志保存到.txt？

<html>
<head>
<title>Javascript Stopwatch</title>
<script language="javascript">

var base = 60;

var clocktimer,dateObj,dh,dm,ds,ms;
var readout='';
var h=1;
var m=1;
var tm=1;
var s=0;
var ts=0;
var ms=0;
var show=true;
var init=0;
var filePath = "/Users/ResetOfDirectoryPath/testWrite.txt";

function getCheckedValue(radioObj) {
if(!radioObj)
    return "";
var radioLength = radioObj.length;
if(radioLength == undefined)
    if(radioObj.checked)
        return radioObj.value;
    else
        return "";
for(var i = 0; i < radioLength; i++) {
    if(radioObj[i].checked) {
        return radioObj[i].value;
    }
}
return "";
}

function uncheckedRadio() {

var radio_1 = document.clockform.gName;
var radio_2 = document.clockform.aName;       

if(radio_1.length == undefined)
    radio_1.checked = false;
else
    for(var i = 0; i < radio_1.length; i++)
        radio_1[i].checked = false;

if(radio_2.length == undefined)
    radio_2.checked = false;
else
    for(var i = 0; i < radio_2.length; i++)
        radio_2[i].checked = false;
}

unction clearALL() {
    clearTimeout(clocktimer);
    h=1;m=1;tm=1;s=0;ts=0;ms=0;
    init=0;show=true;
    readout='00:00:00.00';
    document.clockform.clock.value=readout;
    document.clockform.m0.value = '';
    uncheckedRadio();
    nrGola = 1;
}

var nrGola = 1; 
function addMEM() {
if (init>0)
{
    var mC = document.clockform.m0;
    var gol = getCheckedValue(document.clockform.gName);
    var asy = getCheckedValue(document.clockform.aName);

    if(gol != '')
    {
        var mesOut = nrGola + " G: " + gol;

        if(asy != '')
        {
            if(asy == gol)
            {
                alert('Error, asysta taki sam jak strzelca');
                uncheckedRadio();
                return false;
            }

            mesOut = mesOut + ", A: " + asy;
        }
        else
            mesOut = mesOut + ", A: brak";

        mesOut = mesOut + ", " + readout;

        if(mC.value != '')
            mC.value = mC.value + "\n" + mesOut;
        else
            mC.value = mesOut;
       nrGola++;     
       uncheckedRadio();              
    }
    else
        alert('Nie wybrano strzelcy');
}
}


function startTIME() {

var cdateObj = new Date();
var t = (cdateObj.getTime() - dateObj.getTime())-(s*1000);

if (t>999) { s++; }

if (s>=(m*base)) {
    ts=0;
    m++;
    } else {
    ts=parseInt((ms/100)+s);
    if(ts>=base) { ts=ts-((m-1)*base); }
    }

if (m>(h*base)) {
    tm=1;
    h++;
    } else {
    tm=parseInt((ms/100)+m);
    if(tm>=base) { tm=tm-((h-1)*base); }
    }

ms = Math.round(t/10);
if (ms>99) {ms=0;}
if (ms==0) {ms='00';}
if (ms>0&&ms<=9) { ms = '0'+ms; }

if (ts>0) { ds = ts; if (ts<10) { ds = '0'+ts; }} else { ds = '00'; }
dm=tm-1;
if (dm>0) { if (dm<10) { dm = '0'+dm; }} else { dm = '00'; }
dh=h-1;
if (dh>0) { if (dh<10) { dh = '0'+dh; }} else { dh = '00'; }

readout = dh + ':' + dm + ':' + ds + '.' + ms;
if (show==true) { document.clockform.clock.value = readout; }

clocktimer = setTimeout("startTIME()",1);
}

function findTIME() {
if (init==0) {
    dateObj = new Date();
    startTIME();
    init=1;
    } 

}

/*
var times = {};
window.onload=function() {
var inpt = document.getElementsByTagName("input");
for (var i=0,n=inpt.length;i<n;i++) {
if (inpt[i].type=="radio") inpt[i].onclick=function() {
    times[this.id]=this.form.m0.value=this.form.clock.value;

} 
}
}
*/

function showTimes() {

var temp = document.clockform.m0.value;

if(temp != '')
{   
    uriContent = "data:text/plain;charset=utf-8," + encodeURIComponent(temp);
    newWindow=window.open(uriContent, 'txt');
}
}



</script>
</head>
<body bgcolor=tan>
<form name="clockform">
<table bgcolor=cornsilk align=center cellpadding=5 border=1 bordercolor=burlywood><tr><td>
<table cellpadding=3 cellspacing=0 border=0 align=center>
<tr>
<td bgcolor=wheat><input name=clock value="00:00:00.00" style="text-align:center; width:174px; height:35px; font-size:24; font-weight:bold"></td>
<td valign=top bgcolor=wheat><input name=clearer type=button value="Reset" onclick="clearALL()"></td>
</tr>
<tr>
<td colspan=2 bgcolor=wheat>
<input name=starter type=button value="Start" style="width:97px; font-weight:bold" onclick="findTIME()">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<input name=marker type=button id ="dupa" value="Mark" style="width:84px" onclick="addMEM()"><br><font style="font-size:9pt">&nbsp;</font></td>
</tr>

<tr><td>
<input type="radio" name="gName" value="1" /> 1<br>
<input type="radio" name="gName" value="2" /> 2<br>
<input type="radio" name="gName" value="3" /> 3<br>
<input type="radio" name="gName" value="4" /> 4<br>
<input type="radio" name="gName" value="5" /> 5<br>
<input type="radio" name="gName" value="6" /> 6<br>
</td>
<td>
<input type="radio" name="aName" value="1" /> 1<br>
<input type="radio" name="aName" value="2" /> 2<br>
<input type="radio" name="aName" value="3" /> 3<br>
<input type="radio" name="aName" value="4" /> 4<br>
<input type="radio" name="aName" value="5" /> 5<br>
<input type="radio" name="aName" value="6" /> 6<br>
</td>
</tr>
<tr><td colspan="2">
<textarea name="m0"  style="text-align:left; width:83px cols="40" rows="5" readonly="readonly">
</textarea>
<input type="button" onclick="showTimes()" value="show times">
</td>
</tr>
</table>
</form>


</body>
</html>

Answer 1

在正常安全条件下，在浏览器中运行的JavaScript无法访问用户的文件系统。

Answer 2

您需要使用ajax或其他可以使用正确的权限写入服务器的服务器写入服务器的服务器。 JavaScript本身无法将日志文件写入服务器或客户端，因为它在服务器上执行，并且无法访问客户端计算机（如果这是真的，图像通过JavaScript获取病毒）....除非您给出显式写入访问非常不安全且非常复杂。

如何将日志保存到.txt

2 个答案: