What function can be used to read the entire content of a file into a variable in PHP?

To read the entire content of a file into a variable in PHP, you can use the `file_get_contents()` function. This function reads the entire file into a string variable, making it easy to manipulate or display the file content as needed. 

$fileContent = file_get_contents('file.txt');
echo $fileContent;

Keywords

file_get_contents PHP function read content

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