npm i clipboard -S

    1. import Clipboard from 'clipboard'
    2. export default function copyText(text = '', callback) {
    3.     let _resolve
    4.     // 复制文本到剪切板
    5.     let tempBtn = document.createElement('div')
    6.     let clipboard = new Clipboard(tempBtn, {
    7.         text: () => { return text }
    8.     })
    9.     clipboard.on('success', (e) => {
    10.         clipboard.destroy()
    11.         tempBtn = null
    12.         if (callback) {
    13.             callback()
    14.         } else if (_resolve) {
    15.             _resolve()
    16.         }
    17.     })
    19.     if (!callback) {
    20.         return new Promise(resolve => {
    21.             _resolve = resolve
    22.             tempBtn.click()
    23.         })
    24.     } else {
    25.         tempBtn.click()
    26.     }
    27. }