How can PHP developers effectively utilize functions like file_get_contents and fwrite for file manipulation tasks?

PHP developers can effectively utilize functions like file_get_contents and fwrite for file manipulation tasks by using file_get_contents to read the contents of a file into a string, performing any necessary operations on the string, and then using fwrite to write the modified string back to the file. 

// Read the contents of a file into a string
$fileContents = file_get_contents('example.txt');

// Perform any necessary operations on the string
$fileContents = str_replace('old_text', 'new_text', $fileContents);

// Write the modified string back to the file
file_put_contents('example.txt', $fileContents);

Keywords

PHP file_get_contents fwrite file manipulation functions

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