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关于来源:百度及个人经验。 常用的都是个人尝试过或个人常用的,其它的都是从百度来的。使用前建议写个HTML的Demo试试看 ^_^ 比心
显示结果 | 实体名称 | 实体编号 | 描述 |
---|---|---|---|
< | < | < | 小于号 |
> | > | > | 大于号 |
≤ | ≤ | ≤ | 小于等于号 |
≥ | ≥ | ≥ | 大于等于号 |
& | & | & | 和号 |
" | " | " | 引号 |
' | ' | ' | 单引号(英文、IE不支持) |
“ | “ | “ | 左双引号 |
” | ” | ” | 右双引号 |
‘ | ‘ | ‘ | 左单引号 |
’ | ’ | ’ | 右单引号 |
| | | | 竖线Vertical bar | |
© | © | © | 版权 |
® | ® | ® | 注册商标 |
™ | ™ | ™ or ™ | 商标 |
¥ | ¥ | ¥ | 人民币 |
$ | $ | $ | 美元符号 |
‰ | ‰ | ‰ | 千分率 |
觉得可以,记得右上角点赞哦!如有不正确的地方,欢迎各位大神指教!
【The End】
附言:
[抽空为大家整理了一些文章]
div+CSS实现段落首行缩进两个字符(text-indent标签)
mysql下出现Unknown column 'xx' in 'on clause'的完全解决方法
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <title>Breathing Galaxies (3005 bytes)</title>
- <script type="text/javascript">
- window.onload = function() {
- var d = window.document.getElementById("_d");
- if (!d) {
- d = window.document.createElement("canvas");
- d.id = "_d";
- window.document.getElementsByTagName("BODY")[0]
- .appendChild(d);
- }
-
- C = Math.cos; // cache Math objects
- S = Math.sin;
- U = 0;
- w = window;
- j = document;
- c = d.getContext("2d");
- W = d.width = w.innerWidth;
- H = d.height = w.innerHeight;
- c.fillRect(0, 0, W, H); // resize <canvas> and draw black rect (default)
- c.globalCompositeOperation = "lighter"; // switch to additive color application
- c.lineWidth = 0.2;
- c.lineCap = "round";
- var bool = 0, t = 0; // theta
- d.onmousemove = function(e) {
- if (window.T) {
- if (D == 9) {
- D = Math.random() * 15;
- f(1);
- }
- clearTimeout(T);
- }
- X = e.pageX; // grab mouse pixel coords
- Y = e.pageY;
- a = 0; // previous coord.x
- b = 0; // previous coord.y
- A = X, // original coord.x
- B = Y; // original coord.y
- R = (e.pageX / W * 999 >> 0) / 999;
- r = (e.pageY / H * 999 >> 0) / 999;
- U = e.pageX / H * 360 >> 0;
- D = 9;
- g = 360 * Math.PI / 180;
- T = setInterval(f = function(e) { // start looping spectrum
- c.save();
- c.globalCompositeOperation = "source-over"; // switch to additive color application
- if (e != 1) {
- c.fillStyle = "rgba(0,0,0,0.02)";
- c.fillRect(0, 0, W, H); // resize <canvas> and draw black rect (default)
- }
- c.restore();
- i = 25;
- while (i--) {
- c.beginPath();
- if (D > 450 || bool) { // decrease diameter
- if (!bool) { // has hit maximum
- bool = 1;
- }
- if (D < 0.1) { // has hit minimum
- bool = 0;
- }
- t -= g; // decrease theta
- D -= 0.1; // decrease size
- }
- if (!bool) {
- t += g; // increase theta
- D += 0.1; // increase size
- }
- q = (R / r - 1) * t; // create hypotrochoid from current mouse position, and setup variables (see: http://en.wikipedia.org/wiki/Hypotrochoid)
- x = (R - r) * C(t) + D * C(q) + (A + (X - A) * (i / 25))
- + (r - R); // center on xy coords
- y = (R - r) * S(t) - D * S(q) + (B + (Y - B) * (i / 25));
- if (a) { // draw once two points are set
- c.moveTo(a, b);
- c.lineTo(x, y)
- }
- c.strokeStyle = "hsla(" + (U % 360) + ",100%,50%,0.75)"; // draw rainbow hypotrochoid
- c.stroke();
- a = x; // set previous coord.x
- b = y; // set previous coord.y
- }
- U -= 0.5; // increment hue
- A = X; // set original coord.x
- B = Y; // set original coord.y
- }, 18);
- }
- j.onkeydown = function(e) {
- a = b = 0;
- R += 0.05
- }
- d.onmousemove({
- pageX : 300,
- pageY : 290
- })
- }
- </script>
- </head>
- <body style="padding: 0px !important; margin: 0px !important;">
- </body>
- </html>
-
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