Using QString in evaluateJavaScript as agrument

[numbat]

QString escapeJavascriptString(const QString & str)
{
    QString out;
    QRegExp rx("(\\r|\\n|\\\\|\")");
    int pos = 0, lastPos = 0;
 
    while ((pos = rx.indexIn(str, pos)) != -1)
    {
        out += str.mid(lastPos, pos - lastPos);
 
        switch (rx.cap(1).at(0).unicode())
        {
        case '\r':
            out += "\\r";
            break;
        case '\n':
            out += "\\n";
            break;
        case '"':
            out += "\\\"";
            break;
        case '\\':
            out += "\\\\";
            break;
        }
        pos++;
        lastPos = pos;
    }
    out += str.mid(lastPos);
    return out;
}

QString escapeJavascriptString(const QString & str)
{
    QString out;
    QRegExp rx("(\\r|\\n|\\\\|\")");
    int pos = 0, lastPos = 0;

    while ((pos = rx.indexIn(str, pos)) != -1)
    {
        out += str.mid(lastPos, pos - lastPos);

        switch (rx.cap(1).at(0).unicode())
        {
        case '\r':
            out += "\\r";
            break;
        case '\n':
            out += "\\n";
            break;
        case '"':
            out += "\\\"";
            break;
        case '\\':
            out += "\\\\";
            break;
        }
        pos++;
        lastPos = pos;
    }
    out += str.mid(lastPos);
    return out;
}

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[kokilakr]

Thanks for everyone.
It worked.
First, I need to escape with \\ and then others.