私は、私たちの組織でボランティアをするために時間ブロックを予約したい人々から作成された配列を持っています. 重複する同じ日の時間ブロックを選択したかどうかを確認したい。以下の例の配列では、1 番目と 3 番目の要素が重複しているため、それを検出する必要があります。任意の推奨事項をいただければ幸いです。
Array
(
[0] => Array
(
[id_pc_time_blocks] => 3
[id_pc] => 2
[pc_date] => 2012-11-21
[pc_time_block] => 9:00 AM-1:00 PM
[pc_time_block_max] => 25
[pc_time_block_count] => 0
[pc_name] => Atlanta
)
[1] => Array
(
[id_pc_time_blocks] => 4
[id_pc] => 2
[pc_date] => 2012-11-21
[pc_time_block] => 1:00 PM-5:00 PM
[pc_time_block_max] => 25
[pc_time_block_count] => 10
[pc_name] => Atlanta
)
[2] => Array
(
[id_pc_time_blocks] => 6
[id_pc] => 2
[pc_date] => 2012-11-21
[pc_time_block] => 10:00 AM-2:00 PM
[pc_time_block_max] => 25
[pc_time_block_count] => 0
[pc_name] => Atlanta
)
[3] => Array
(
[id_pc_time_blocks] => 6
[id_pc] => 2
[pc_date] => 2012-11-23
[pc_time_block] => 10:00 AM-2:00 PM
[pc_time_block_max] => 25
[pc_time_block_count] => 0
[pc_name] => Atlanta
)
[4] => Array
(
[id_pc_time_blocks] => 6
[id_pc] => 2
[pc_date] => 2012-11-23
[pc_time_block] => 3:00 AM-6:00 PM
[pc_time_block_max] => 25
[pc_time_block_count] => 0
[pc_name] => Atlanta
)
)