Evo.DB
Is a local storage database that is very easy to use.
Methods
DB(config, callback) To make new database.
-
config(JSON) Config of database.-
folder(String) Path of database files.
-
-
callback(Function) Function that will fired if a document is corrupted.
DB#isExist(name) To check does a document is exist or no.
-
name(String) Name of the document.
DB#create(name) To create a document.
-
name(String) Name of document.
DB#delete(name) To delete a document.
-
name(String) Name of document.
DB#set(name, key, value) To set variable value from a document.
-
name(String) Name of document. -
key(String) Name of variable. -
value(String/Non Circular Object/JSON/Array/Number) New value of variable.
DB#add(name, key, value) To add value into variable value from a document.
-
name(String) Name of document. -
key(String) Name of variable. -
value(String/Non Circular Object/JSON/Array/Number) New value of variable.
DB#get(name, key) To get variable value from a document.
-
name(String) Name of document. -
key(String) Name of variable.
DB#push(name, key, value) Push a value info key from a document.
-
name(String) Name of document. -
key(String) Name of variable. -
value(String/Non Circular Object/JSON/Array/Number) Item that want to get pushed to a variable.
DB#getKeys(name) Get all keys of document.
-
name(String) Name of document.
DB#getValues(name) Get all values of document.
-
name(String) Name of document.
DB#getEntries(name) Get entries of document.
-
name(String) Name of document.
DB#getAll(name) Get all variables of document.
-
name(String) Name of document.
DB#remove(name, key) (Beta) Remove a value of document by key.
-
name(String) Name of document. -
key(String) Name of variable.
Example
let DB = require("@evodev/evo.db");
let db = new DB({
folder: __dirname + "/"
}, (data) => {
console.log(`Document ${data.document} is corrupted! Successfully fixed the document.`);
});
if (!db.isExist("test")) {
db.create("test");
console.log(`Cannot found document "test". Successfully to make it.`);
}
if (!db.get("test", "count")) {
db.set("test", "count", 1);
console.log(`Cannot found variable "count" in document "test". Successfully to make it.`);
} else {
db.add("test", "count", 1);
console.log(`Added 1 into "count"'s value in "test" document.`);
}
console.log(`Count: ${db.get("test", "count")}`);
console.log(`All keys of document "test": ${db.getKeys("test")}`);
console.log(`All values of document "test": ${db.getValues("test")}`);
if (db.get("test", "count") > 2) {
db.remove("test", "count");
db.delete("test");
console.log(`Count reached 3! Deleted "test" document.`);
}Developer
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