javascript generate uuid
function uuid(){
var dt = new Date().getTime();
var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
var r = (dt + Math.random()*16)%16 | 0;
dt = Math.floor(dt/16);
return (c=='x' ? r :(r&0x3|0x8)).toString(16);
});
return uuid;
}uuid javascript
function uuid() {
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
return v.toString(16);
});
}
var userID=uuid();//something like: "ec0c22fa-f909-48da-92cb-db17ecdb91c5"uuid generator js
function uuidv4() {
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
return v.toString(16);
});
}
console.log(uuidv4());uuid javascript
uuidv4() {
return 'xxxxxxxxxxxxxxxxxxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
var r = (Math.random() * 16) | 0,
v = c == 'x' ? r : (r & 0x3) | 0x8;
return v.toString(16);
});
}uuid generator js
function uuidv4() {
return ([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g, c =>
(c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
);
}
console.log(uuidv4());uuid javascript
function uuid() {
const template = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx';
const xAndYOnly = /[xy]/g;
return template.replace(xAndYOnly, (character) => {
const randomNo = Math.floor(Math.random() * 16);
const newValue = character === 'x' ? randomNo : (randomNo & 0x3) | 0x8;
return newValue.toString(16);
});
}Copyright © 2021 Codeinu
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