PHP | ftell() Function
January 25, 2021
Hello dear readers! welcome back to another edition of our tutorial on PHP. In this tutorial guide, we are going to be discussing 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 function returns the position of the file pointer referenced by the handle, which means it offset into the file stream.
Return Value
This built-in PHP function returns the current file pointer position on success or 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 rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP ftruncate() Function.
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