Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP ftell() Function.
The built-in PHP ftell() function returns the current position in an open file.
The built-in PHP ftell() function returns the current position in an open file.
Syntax
Following below is the syntax to use this function -
int ftell ( resource $handle )
READ: PHP | fstat() Function
This PHP function returns the position of the file pointer referenced by the handle, which means it offset into the file stream.
Return Value
This PHP function returns the current file pointer position on success, else false on failure.
Example1
Try out the below example -
<?php $file = fopen("/PhpProject/sample.txt", "r"); // print current position echo ftell($file); // change current position fseek($file, "10"); // print current position again echo "\n" . ftell($file); fclose($file); ?>
Output
When the above code is executed, it will produce the following result -
0 10
Example2
Try out the below example -
<?php // opens a file and read data $file = fopen("/PhpProject/sample.txt", "r"); $data = fgets($file, 7); echo ftell($file); fclose($file); ?>
Output
When the above code is executed, it will produce the following result -
6
READ: PHP | fputs() Function
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP ftruncate() Function.
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Thanks for reading and bye for now.