first.php

<?php

$input = 'o@example.com"
     * }
     *
     * @AnnotationTargetPropertyMethod("Bar")
';
$regex = '/([a-z_\\\\][a-z0-9_\\:\\\\]*[a-z]{1})|((?:[+-]?[0-9]+(?:[\\.][0-9]+)*)(?:[eE][+-]?[0-9]+)?)|("(?:[^"\\n]|"")*")|\\s+|\\*+|(.)/i';

$flags = PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_OFFSET_CAPTURE;
$matches = preg_split($regex, $input, -1, $flags);

if (count($matches) === 12) {
    die("OK");
}

var_dump($matches);

die("NOPE");

/*Expected `$matches`:

```
array(12) {
  [0] =>
  array(2) {
    [0] =>
    string(1) "o"
    [1] =>
    int(0)
  }
  [1] =>
  array(2) {
    [0] =>
    string(1) "@"
    [1] =>
    int(1)
  }
  [2] =>
  array(2) {
    [0] =>
    string(7) "example"
    [1] =>
    int(2)
  }
  [3] =>
  array(2) {
    [0] =>
    string(1) "."
    [1] =>
    int(9)
  }
  [4] =>
  array(2) {
    [0] =>
    string(3) "com"
    [1] =>
    int(10)
  }
  [5] =>
  array(2) {
    [0] =>
    string(1) """
    [1] =>
    int(13)
  }
  [6] =>
  array(2) {
    [0] =>
    string(1) "}"
    [1] =>
    int(22)
  }
  [7] =>
  array(2) {
    [0] =>
    string(1) "@"
    [1] =>
    int(38)
  }
  [8] =>
  array(2) {
    [0] =>
    string(30) "AnnotationTargetPropertyMethod"
    [1] =>
    int(39)
  }
  [9] =>
  array(2) {
    [0] =>
    string(1) "("
    [1] =>
    int(69)
  }
  [10] =>
  array(2) {
    [0] =>
    string(5) ""Bar""
    [1] =>
    int(70)
  }
  [11] =>
  array(2) {
    [0] =>
    string(1) ")"
    [1] =>
    int(75)
  }
}
```*/

second.php

<?php

$input = '@AnnotationTargetPropertyMethod("Foo
     * Bar
     * Baz")
';

$regex = '/([a-z_\\\\][a-z0-9_\\:\\\\]*[a-z]{1})|((?:[+-]?[0-9]+(?:[\\.][0-9]+)*)(?:[eE][+-]?[0-9]+)?)|("(?:[^"]|"")*")|\\s+|\\*+|(.)/i';

$flags = PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_OFFSET_CAPTURE;
$matches = preg_split($regex, $input, -1, $flags);

if (count($matches) === 5) {
    die("OK");
}

var_dump($matches);

die("NOPE");

/*Expected `$matches`:

```
array(5) {
  [0] =>
  array(2) {
    [0] =>
    string(1) "@"
    [1] =>
    int(0)
  }
  [1] =>
  array(2) {
    [0] =>
    string(30) "AnnotationTargetPropertyMethod"
    [1] =>
    int(1)
  }
  [2] =>
  array(2) {
    [0] =>
    string(1) "("
    [1] =>
    int(31)
  }
  [3] =>
  array(2) {
    [0] =>
    string(27) ""Foo
     * Bar
     * Baz""
    [1] =>
    int(32)
  }
  [4] =>
  array(2) {
    [0] =>
    string(1) ")"
    [1] =>
    int(59)
  }
}
```*/