함수 column()

1 개요[ | ]

함수 column()
함수 array_column()

2 PHP[ | ]

PHP
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$orders = [
  ['id'=>1, 'name'=>'Ashley', 'date'=>'2020-05-20'],
  ['id'=>2, 'name'=>'Peter' , 'date'=>'2020-05-20'],
  ['id'=>3, 'name'=>'Ashley', 'date'=>'2020-05-05'],
  ['id'=>4, 'name'=>'John'  , 'date'=>'2020-05-05'],
  ['id'=>5, 'name'=>'Peter' , 'date'=>'2020-05-05'],
];
$names = array_column($orders, 'name');
print_r( $names );
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3 Python[ | ]

Python
Copy
orders = [
  {'id': 1, 'name': 'Ashley', 'date': '2020-05-20'},
  {'id': 2, 'name': 'Peter' , 'date': '2020-05-20'},
  {'id': 3, 'name': 'Ashley', 'date': '2020-05-05'},
  {'id': 4, 'name': 'John'  , 'date': '2020-05-05'},
  {'id': 5, 'name': 'Peter' , 'date': '2020-05-05'},
]
names = [x['name'] for x in orders]
print( names ) # ['Ashley', 'Peter', 'Ashley', 'John', 'Peter']
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