sscan

1. 基本語法

sscan(key, cursor, ['MATCH', pattern], ['COUNT', count],callback)

Parameter	Default
pattern	'*'
count	'10'

內容。

2. 範例

(1) 內容

TypeScript

const arr = ['apple', 'potato', 'onion', 'tomato', 'melon']
client.sadd('food', arr);

let cursor = '0';
client.sscan('food', cursor, (err, scanner) => {
        cursor = scanner[0];
        let sub_set = scanner[1];
        console.log('Cursor: ', cursor);
        console.log('Members: ', sub_set);
    }
);

Output-TS

Cursor:  0
Members:  [ 'tomato', 'apple', 'onion', 'potato', 'melon' ]

(2) 內容

TypeScript

const arr = ['apple', 'potato', 'onion', 'tomato', 'melon']
client.sadd('food', arr);

let cursor = '0';
client.sscan('food', cursor, 'MATCH', '*a*', 'COUNT', '10', 
    (err, scanner) => {
        cursor = scanner[0];
        let sub_set = scanner[1];
        console.log('Cursor: ', cursor);
        console.log('Members: ', sub_set);
    }
);

Output-TS

Cursor:  0
Members:  [ 'tomato', 'apple', 'potato' ]