PHP 读取TXT文本问题
我想读取a.txt中第二个$，到第三个$之间的数据怎么弄谢谢了！！！
$fp = fopen('filename', 'r');<br />$num = 0;<br />$s = '';<br />while($ch = fgetc($fp)) {<br /> if($ch == '$') {<br /> $num++;<br /> if($num > 2) break;<br /> }elseif($num == 2) $s .= $ch;<br />}<br />echo $s;
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