(PHP 5 >= 5.2.0, PHP 7, PHP 8)
SplFileObject::setCsvControl — Set the delimiter, enclosure and escape character for CSV
$separator = ",", string $enclosure = "\"", string $escape = "\\"): voidSets the delimiter, enclosure and escape character for parsing CSV fields.
separatorThe field delimiter (one single-byte character only).
enclosureThe field enclosure character (one single-byte character only).
escape
       The field escape character (at most one single-byte character).
       An empty string ("") disables the proprietary escape mechanism.
      
No value is returned.
| Version | Description | 
|---|---|
| 7.4.0 | The escapeparameter now also accepts an empty
        string to disable the proprietary escape mechanism. | 
Example #1 SplFileObject::setCsvControl() example
<?php
$file = new SplFileObject("data.csv");
$file->setFlags(SplFileObject::READ_CSV);
$file->setCsvControl('|');
foreach ($file as $row) {
    list ($fruit, $quantity) = $row;
    // Do something with values
}
?>
Contents of data.csv
<?php apples|20 bananas|14 cherries|87 ?>