fwrite():
The PHP fwrite() function is used to write content of the string into file.
int fwrite ( resource $handle , string $string [, int $length ] )
Here,
“fwrite”
is the PHP function for writing to files.“$handle”
is the file pointer resource.“$string”
is the data to be written in the file.“$length”
is optional, can be used to specify the maximum file length.