Posted By
Bajarangi soft ,
Posted On 22-09-2020
PHP file read functions are given below:
1.PHP fread() Function
The fread() reads from an open file.The function will stop at the end of the file or file Reading stops when length bytes have been read.
Syntax for fread() Function
fread(file, length)
Parameter Description
file Specifies the open file to read from
length Specifies the maximum number of bytes to read
Example(1)
<?php
$file = fopen("myfile.txt","r");
fread($file,"10");//reads only 10 byte or we can give filesize function
fclose($file);
?>
above example fread function reads only 10 bytes from myfile.text
2.PHP fgets() Function
The fgets() function returns a line from an open file.
Syntax for fgets() Function.
fgets(file, length)
file Specifies the open file to return a line from
length Specifies the number of bytes to read. Reading stops when length-1 bytes have been reached,or on EOF.
<?php
$file = fopen("myfile.txt","r");
echo fgets($file);
fclose($file);
?>
In above example fgets function read one line from the myfile.text open file untill reaches length-1.
3.PHP fgetc() Function
The fgetc() function returns a single character from an open file.
fgetc(file)
file Specifies the open file to return a single character from
<?php
$file = fopen("myfile.txt","r");
echo fgetc($file);
fclose($file);
?>
Complete code of read file function.
<!DOCTYPE html>
<html>
<head>
<title>what are the different functions to read file in PHP</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
</head>
<body>
<div class="container">
<br>
<br>
<br>
<div class="text-center">
<h1>PHP Read a file in different Function</h1>
</div>
<br>
<br>
<h2></h2>
<div class="well">
<?php
$file = fopen("myfile.txt","r");
echo "<h1>".fread($file,"10")."</h1>";
fclose($file);
echo "<br>";
$file = fopen("myfile.txt","r");
echo "<h1>".fgets($file)."</h1>";
fclose($file);
echo "<br>";
$file = fopen("myfile.txt","r");
echo "<h1>".fgetc($file)."</h1>";
fclose($file);
?>
</div>
<br>
</div>
</body>
</html>