我在PHP代码中缺少什么来生成链接？

Question

I am trying to generate 300 link in serial with php very confused plz help what im missing.

$i         = 0;
$c         = 300;
do {
    $i++;
    echo "<a href=http://deewayz.in/user/" . $i . "/><img src="http://deewayz.in/images/user/" . $i . "/profile_q.jpg" border=0></a>";
} while ($c > $i);

out put i want is:

<a href=http://deewayz.in/user/1/>
<img src="http://deewayz.in/images/user/1/profile_q.jpg" border=0></a>
<a href=http://deewayz.in/user/2/>
<img src="http://deewayz.in/images/user/2/profile_q.jpg" border=0></a>

so on....

Error:

Parse error: syntax error, unexpected 'http' (T_STRING), expecting ',' or ';'

Answer 1

 echo "<a href='http://deewayz.in/user/ $i/'><img src='http://deewayz.in/images/user/$i/profile_q.jpg' border=0></a>";

php parses variables automatically within double quotes