함수 pluck()

1 개요

함수 pluck()

2 Go

Go pluck() 문서를 참고하십시오.

package main

import "fmt"

func main() {
	fruits := []map[string]interface{}{
		{"id": 102, "name": "apple", "price": 30},
		{"id": 202, "name": "banana", "price": 10},
		{"id": 104, "name": "melon", "price": nil},
	}

	var names []string
	for _, f := range fruits {
		names = append(names, fmt.Sprintf("%v", f["name"]))
	}
	fmt.Println(names)
}

3 JavaScript

JavaScript pluck() 문서를 참고하십시오.

function pluck (arrayOfObject, property) {
  return arrayOfObject.map(function (item) {
    return item[property];
  });
};
a = [
    {id: 1, name: 'Taylor'},
    {id: 2, name: 'Abigail'},
];
console.log(pluck(a,'name'));

4 PHP

PHP array_pluck() 문서를 참고하십시오.

$a = [
    ['id' => 1, 'name' => 'Taylor'],
    ['id' => 2, 'name' => 'Abigail'],
];
$values = array_map(function($e) {
    return $e['name'];
}, $a);
print_r($values);