How to get the number of lines in a file in php

How to get the number of file lines in php

stream_get_line to get the number of file lines

<?php 
$file_path = &#39;xxx.txt&#39;; //文件路径 
$line = 0 ; //初始化行数 
//打开文件 
$fp = fopen($file_path , &#39;r&#39;) or die("open file failure!"); 
if($fp){ 
//获取文件的一行内容，注意：需要php5才支持该函数； 
while(stream_get_line($fp,8192,"\n")){ 
 $line++; 
} 
fclose($fp);//关闭文件 
} 
//输出行数； 
echo $line; 
?>

feof and fgets to get the number of file lines

<?php
$lines = 0;//初始化行数 
 
if ($fh = fopen(&#39;data.txt&#39;,&#39;r&#39;)) {//打开文件
 while (! feof($fh)) {//判断是否已经达到文件底部
  if (fgets($fh)) {//读取一行内容
   $lines++;
  }
 }
}
print $lines;
?>

count to get the number of file lines

<?php 
 $line = count(file(&#39;filename&#39;)); 
 echo $line; 
?>