$arrInsert = insertContent("array.php", "abcdef", 3, 10);
unlink("array.php");
foreach($arrInsert as $value)
{
file_put_contents("array.php", $value, FILE_APPEND);
}
function insertContent($source, $s, $iLine, $index) {
$file_handle = fopen($source, "r");
$i = 0;
$arr = array();
while (!feof($file_handle)) {
$line = fgets($file_handle);
++$i;
if ($i == $iLine) {
if($index == strlen($line)-1)
$arr[] = substr($line, 0, strlen($line)-1) . $s . "n";
else
$arr[] = substr($line, 0, $index) . $s . substr($line, $index);
}else {
$arr[] = $line;
}
}
fclose($file_handle);
return $arr;
}
//在多数据我们存储数据都是用数据库教程来操作,上面我们就是把数据以X格式存在文本中了,现在我要像操作数据库一样的,想删除那行就那行,保存数据也一样,怎么读取第几行就第几行了,所以我就写出来了php 在文件指定行插入数据实例哦。
?>
$iLine:为第几行,$index为第几个字符之前
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