No description

find_player.php

<?php

$value = 'deojeff';

$array = [
  [
    'tourney_id' => 1,
    'player_1' => 'xxx',
    'player_2' => 'yyy',
    'player_3' => 'ttt',
    'player_4' => 'ppp',
    'player_5' => 'lpsldpsd',
  ],
  [
    'tourney_id' => 2,
    'player_1' => 'deojeff',
    'player_2' => 'two',
    'player_3' => 'three',
    'player_4' => 'fffour',
    'player_5' => 'ffive',
  ],
  [
    'tourney_id' => 3,
    'player_1' => 'chuck_norris',
    'player_2' => 'obama',
    'player_3' => '333',
    'player_4' => '4444',
    'player_5' => '5555',
  ],
];

foreach (range(1, 5) as $i) {
  if (in_array($value, array_column($array, "player_{$i}"))) {
    echo 'Name exists';
    break;
  }
}