PHP fread() Function
 Complete PHP Filesystem Reference
Definition and Usage
The fread() reads from an open file.
The function
will stop at the end of the file or when it reaches the specified length, whichever comes first.
This function returns the read string, or FALSE on failure.
Syntax
| Parameter |
Description |
| file |
Required. Specifies the open file to read from |
| length |
Required. Specifies the maximum number of bytes to read |
Tips and Notes
Tip: This function is binary-safe (meaning that both binary data, like
images, and character data can be written with this function).
Example 1
Read 10 bytes from file:
<?php
$file = fopen("test.txt","r");
fread($file,"10");
fclose($file);
?>
|
Example 2
Read entire file:
<?php
$file = fopen("test.txt","r");
fread($file,filesize("test.txt"));
fclose($file);
?>
|
Complete PHP Filesystem Reference
Need an easy way to get data into XML, or transform XML to another format?
MapForce lets you map XML data to/from any combination of XML, database, flat file, Excel 2007, XBRL, or Web services data.
Then it transforms data instantly or auto-generates royalty-free data integration code for recurrent conversions.
New features in Version 2010!
Download a free, fully functional 30-day trial to experience the following features:
- Easy-to-use, graphical data mapping interface
- Instant data transformation
- XSLT 1.0/2.0 and XQuery code generation
- Java, C#, and C++ code generation
- Advanced data processing functions
- Support for all major relational databases including SQL Server, IBM DB2, Oracle, and more
- Visual Studio & Eclipse integration
Download a fully-functional trial today!
|
|
|
|
