您好，我想使用 RandomQuoteGenerator 腳本，我在 stackoverflow 上找到了一個(gè)腳本，但我希望它不重復(fù)引號(hào)，我在這里找到了一個(gè)解決方案，但它對(duì)我不起作用。單擊按鈕時(shí)出現(xiàn)未定義的錯(cuò)誤。上面鏈接中提供的原始腳本工作正常，但如果我更改上面鏈接中提到的函數(shù)，我將收到未定義的消息而不是引號(hào)。我的 Generator.jsvar quotes = [//success quotes  {    quote: "If you set your goals ridiculously high and it's a failure, you will fail above everyone else's success.",    source: "James Cameron",    tag: "success"  },  {    quote: "The Way Get Started Is To Quit Talking And Begin Doing",    source: "Walt Disney",    tag: "success"  },  {    quote: "Don’t Let Yesterday Take Up Too Much Of Today.",    source: "Will Rogers",    tag: "success"  },  {    quote: "We Generate Fears While We Sit. We Overcome Them By Action",    source: "Dr. Henry Link",    tag: "success"  },//health quotes  {    quote: "Early to bed and early to rise, makes a man healthy wealthy and wise.",    source: "Benjamin Franklin",    tag: "health"  },  {    quote: "Let food be thy medicine and medicine be thy food.",    source: "Hippocrates",    tag: "health"  },  {    quote: "If you can’t pronounce it, don’t eat it.",    source: "Common Sense",    tag: "health"  },  {    quote: "Health is like money, we never have a true idea of its value until we lose it.",    source: "Josh Billings",    tag: "health"  },//spirituality quotes  {    quote: "Life is really simple, but men insist on making it complicated.",    source: "Confucius",    tag: "spirituality"  },  {    quote: "My religion is very simple. My religion is kindness.",    source: "Dalai Lama",    tag: "spirituality"  },  {    quote: "Knowing others is wisdom; knowing the self is enlightenment.",    source: "Tao Te Ching",    tag: "spirituality"  },  {    quote: "When there is love in your heart, everything outside of you also becomes lovable.",    source: "Veeresh",    tag: "spirituality"  }];