HTML/CSS

彩色文字打印特效

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  1. <div id="chakhsu"></div>
  2. <script>
  3.     var chakhsu = function (r) {
  4.         function t() {
  5.             return b[Math.floor(Math.random() * b.length)]
  6.         }
  7.  
  8.         function e() {
  9.             return String.fromCharCode(94 * Math.random() + 33)
  10.         }
  11.  
  12.         function n(r) {
  13.             for (var n = document.createDocumentFragment(), i = 0; r > i; i++) {
  14.                 var l = document.createElement("span");
  15.                 l.textContent = e(), l.style.color = t(), n.appendChild(l)
  16.             }
  17.             return n
  18.         }
  19.  
  20.         function i() {
  21.             var t = o[c.skillI];
  22.             c.step ? c.step-- : (c.step = g, c.prefixP < l.length ? (c.prefixP >= 0 && (c.text += l[c.prefixP]), c.prefixP++) : "forward" === c.direction ? c.skillP < t.length ? (c.text += t[c.skillP], c.skillP++) : c.delay ? c.delay-- : (c.direction = "backward", c.delay = a) : c.skillP > 0 ? (c.text = c.text.slice(0, -1), c.skillP--) : (c.skillI = (c.skillI + 1) % o.length, c.direction = "forward")), r.textContent = c.text, r.appendChild(n(c.prefixP < l.length ? Math.min(s, s + c.prefixP) : Math.min(s, t.length - c.skillP))), setTimeout(i, d)
  23.         }
  24.         /*以下内容自定义修改*/
  25.         var l = "众里寻他千百度,",
  26.             o = ["蓦然回首,那人却在灯火阑珊处。", ].map(function (r) {
  27.                 return r + ""
  28.             }), a = 2, g = 1, s = 5, d = 75,
  29.             b = ["rgb(110,64,170)", "rgb(150,61,179)", "rgb(191,60,175)", "rgb(228,65,157)", "rgb(254,75,131)", "rgb(255,94,99)", "rgb(255,120,71)", "rgb(251,150,51)", "rgb(226,183,47)", "rgb(198,214,60)", "rgb(175,240,91)", "rgb(127,246,88)", "rgb(82,246,103)", "rgb(48,239,130)", "rgb(29,223,163)", "rgb(26,199,194)", "rgb(35,171,216)", "rgb(54,140,225)", "rgb(76,110,219)", "rgb(96,84,200)"],
  30.             c = {text: "", prefixP: -s, skillI: 0, skillP: 0, direction: "forward", delay: a, step: g};
  31.         i()
  32.     };
  33.     chakhsu(document.getElementById('chakhsu'));
  34. </script>

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