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三种爱心代码html（文本文档即可实现）

2024-02-12 14:02:07 前端知识 前端哥 2027 149 我要收藏

第一种：

代码如下： 

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <title>💗</title>
 
    <style>
      html,
      body {
        height: 100%;
        padding: 0;
        margin: 0;
        background: #000;
      }
      canvas {
        position: absolute;
        width: 100%;
        height: 100%;
        animation: anim 1.5s ease-in-out infinite;
        -webkit-animation: anim 1.5s ease-in-out infinite;
        -o-animation: anim 1.5s ease-in-out infinite;
        -moz-animation: anim 1.5s ease-in-out infinite;
      }
      #name {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        margin-top: -20px;
        font-size: 30px;
        color: #ea80b0;
      }
      @keyframes anim {
        0% {
          transform: scale(0.8);
        }
        25% {
          transform: scale(0.7);
        }
        50% {
          transform: scale(1);
        }
        75% {
          transform: scale(0.7);
        }
        100% {
          transform: scale(0.8);
        }
      }
      @-webkit-keyframes anim {
        0% {
          -webkit-transform: scale(0.8);
        }
        25% {
          -webkit-transform: scale(0.7);
        }
        50% {
          -webkit-transform: scale(1);
        }
        75% {
          -webkit-transform: scale(0.7);
        }
        100% {
          -webkit-transform: scale(0.8);
        }
      }
      @-o-keyframes anim {
        0% {
          -o-transform: scale(0.8);
        }
        25% {
          -o-transform: scale(0.7);
        }
        50% {
          -o-transform: scale(1);
        }
        75% {
          -o-transform: scale(0.7);
        }
        100% {
          -o-transform: scale(0.8);
        }
      }
      @-moz-keyframes anim {
        0% {
          -moz-transform: scale(0.8);
        }
        25% {
          -moz-transform: scale(0.7);
        }
        50% {
          -moz-transform: scale(1);
        }
        75% {
          -moz-transform: scale(0.7);
        }
        100% {
          -moz-transform: scale(0.8);
        }
      }
    </style>
  </head>
  <body>
    <canvas id="pinkboard"></canvas>
    <!-- 添加名字 --><center>
     <div id="name" style="color: blue;" >
xxx<br>
I Love You
</center>
</div> 
 
    <script>
      var settings = {
        particles: {
          length: 500, 
          duration: 2, 
          velocity: 100, 
          effect: -0.75,
          size: 30, 
        },
      };
      (function () {
        var b = 0;
        var c = ["ms", "moz", "webkit", "o"];
        for (var a = 0; a < c.length && !window.requestAnimationFrame; ++a) {
          window.requestAnimationFrame = window[c[a] + "RequestAnimationFrame"];
          window.cancelAnimationFrame =
            window[c[a] + "CancelAnimationFrame"] ||
            window[c[a] + "CancelRequestAnimationFrame"];
        }
        if (!window.requestAnimationFrame) {
          window.requestAnimationFrame = function (h, e) {
            var d = new Date().getTime();
            var f = Math.max(0, 16 - (d - b));
            var g = window.setTimeout(function () {
              h(d + f);
            }, f);
            b = d + f;
            return g;
          };
        }
        if (!window.cancelAnimationFrame) {
          window.cancelAnimationFrame = function (d) {
            clearTimeout(d);
          };
        }
      })();
      var Point = (function () {
        function Point(x, y) {
          this.x = typeof x !== "undefined" ? x : 0;
          this.y = typeof y !== "undefined" ? y : 0;
        }
        Point.prototype.clone = function () {
          return new Point(this.x, this.y);
        };
        Point.prototype.length = function (length) {
          if (typeof length == "undefined")
            return Math.sqrt(this.x * this.x + this.y * this.y);
          this.normalize();
          this.x *= length;
          this.y *= length;
          return this;
        };
        Point.prototype.normalize = function () {
          var length = this.length();
          this.x /= length;
          this.y /= length;
          return this;
        };
        return Point;
      })();
      var Particle = (function () {
        function Particle() {
          this.position = new Point();
          this.velocity = new Point();
          this.acceleration = new Point();
          this.age = 0;
        }
        Particle.prototype.initialize = function (x, y, dx, dy) {
          this.position.x = x;
          this.position.y = y;
          this.velocity.x = dx;
          this.velocity.y = dy;
          this.acceleration.x = dx * settings.particles.effect;
          this.acceleration.y = dy * settings.particles.effect;
          this.age = 0;
        };
        Particle.prototype.update = function (deltaTime) {
          this.position.x += this.velocity.x * deltaTime;
          this.position.y += this.velocity.y * deltaTime;
          this.velocity.x += this.acceleration.x * deltaTime;
          this.velocity.y += this.acceleration.y * deltaTime;
          this.age += deltaTime;
        };
        Particle.prototype.draw = function (context, image) {
          function ease(t) {
            return --t * t * t + 1;
          }
          var size = image.width * ease(this.age / settings.particles.duration);
          context.globalAlpha = 1 - this.age / settings.particles.duration;
          context.drawImage(
            image,
            this.position.x - size / 2,
            this.position.y - size / 2,
            size,
            size
          );
        };
        return Particle;
      })();
      var ParticlePool = (function () {
        var particles,
          firstActive = 0,
          firstFree = 0,
          duration = settings.particles.duration;
 
        function ParticlePool(length) {
          particles = new Array(length);
          for (var i = 0; i < particles.length; i++)
            particles[i] = new Particle();
        }
        ParticlePool.prototype.add = function (x, y, dx, dy) {
          particles[firstFree].initialize(x, y, dx, dy);
          firstFree++;
          if (firstFree == particles.length) firstFree = 0;
          if (firstActive == firstFree) firstActive++;
          if (firstActive == particles.length) firstActive = 0;
        };
        ParticlePool.prototype.update = function (deltaTime) {
          var i;
          if (firstActive < firstFree) {
            for (i = firstActive; i < firstFree; i++)
              particles[i].update(deltaTime);
          }
          if (firstFree < firstActive) {
            for (i = firstActive; i < particles.length; i++)
              particles[i].update(deltaTime);
            for (i = 0; i < firstFree; i++) particles[i].update(deltaTime);
          }
          while (
            particles[firstActive].age >= duration &&
            firstActive != firstFree
          ) {
            firstActive++;
            if (firstActive == particles.length) firstActive = 0;
          }
        };
        ParticlePool.prototype.draw = function (context, image) {
          if (firstActive < firstFree) {
            for (i = firstActive; i < firstFree; i++)
              particles[i].draw(context, image);
          }
          if (firstFree < firstActive) {
            for (i = firstActive; i < particles.length; i++)
              particles[i].draw(context, image);
            for (i = 0; i < firstFree; i++) particles[i].draw(context, image);
          }
        };
        return ParticlePool;
      })();
      (function (canvas) {
        var context = canvas.getContext("2d"),
          particles = new ParticlePool(settings.particles.length),
          particleRate =
            settings.particles.length / settings.particles.duration, 
          time;
        function pointOnHeart(t) {
          return new Point(
            160 * Math.pow(Math.sin(t), 3),
            130 * Math.cos(t) -
              50 * Math.cos(2 * t) -
              20 * Math.cos(3 * t) -
              10 * Math.cos(4 * t) +
              25
          );
        }
        var image = (function () {
          var canvas = document.createElement("canvas"),
            context = canvas.getContext("2d");
          canvas.width = settings.particles.size;
          canvas.height = settings.particles.size;
          function to(t) {
            var point = pointOnHeart(t);
            point.x =
              settings.particles.size / 2 +
              (point.x * settings.particles.size) / 350;
            point.y =
              settings.particles.size / 2 -
              (point.y * settings.particles.size) / 350;
            return point;
          }
          context.beginPath();
          var t = -Math.PI;
          var point = to(t);
          context.moveTo(point.x, point.y);
          while (t < Math.PI) {
            t += 0.01;
            point = to(t);
            context.lineTo(point.x, point.y);
          }
          context.closePath();
          context.fillStyle = "#ea80b0";
          context.fill();
          var image = new Image();
          image.src = canvas.toDataURL();
          return image;
        })();
        function render() {
          requestAnimationFrame(render);
          var newTime = new Date().getTime() / 1000,
            deltaTime = newTime - (time || newTime);
          time = newTime;
          context.clearRect(0, 0, canvas.width, canvas.height);
          var amount = particleRate * deltaTime;
          for (var i = 0; i < amount; i++) {
            var pos = pointOnHeart(Math.PI - 2 * Math.PI * Math.random());
            var dir = pos.clone().length(settings.particles.velocity);
            particles.add(
              canvas.width / 2 + pos.x,
              canvas.height / 2 - pos.y,
              dir.x,
              -dir.y
            );
          }
          particles.update(deltaTime);
          particles.draw(context, image);
        }
        function onResize() {
          canvas.width = canvas.clientWidth;
          canvas.height = canvas.clientHeight;
        }
        window.onresize = onResize;
        setTimeout(function () {
          onResize();
          render();
        }, 10);
      })(document.getElementById("pinkboard"));
 
    </script>
  </body>
</html>
复制

第二种

 代码如下：

<!DOCTYPE HTML PUBLIC “-//W3C//DTD HTML 4.0 Transitional//EN”>
<HTML>
 
<HEAD>
    <TITLE> New Document </TITLE>
    <META NAME=”Generator” CONTENT=”EditPlus”>
    <META NAME=”Author” CONTENT=””>
    <META NAME=”Keywords” CONTENT=””>
    <META NAME=”Description” CONTENT=””>
    <style>
        html,
        body {
 
            height: 100%;
            padding: 0;
            margin: 0;
            background: #000;
        }
 
        canvas {
 
            position: absolute;
            width: 100%;
            height: 100%;
        }
    </style>
</HEAD>
 
<BODY>
    <canvas id="pinkboard"></canvas>
    <script>
        var settings = {
 
            particles: {
 
                length: 500, // maximum amount of particles
                duration: 2, // particle duration in sec
                velocity: 100, // particle velocity in pixels/sec
                effect: -0.75, // play with this for a nice effect
                size: 30, // particle size in pixels
            },
        };
        (function () { var b = 0; var c = ["ms","moz","webkit","o"]; for (var a = 0; a < c.length && !window.requestAnimationFrame; ++a) { window.requestAnimationFrame = window[c[a] +"RequestAnimationFrame"]; window.cancelAnimationFrame = window[c[a] +"CancelAnimationFrame"]|| window[c[a] +"CancelRequestAnimationFrame"] } if (!window.requestAnimationFrame) { window.requestAnimationFrame = function (h, e) { var d = new Date().getTime(); var f = Math.max(0, 16 - (d - b)); var g = window.setTimeout(function () { h(d + f) }, f); b = d + f; return g } } if (!window.cancelAnimationFrame) { window.cancelAnimationFrame = function (d) { clearTimeout(d) } } }());
        var Point = (function () {
            function Point(x, y) {
                this.x = (typeof x !== "undefined") ?x: 0;
                this.y = (typeof y !== "undefined") ?y: 0;
            }
            Point.prototype.clone = function () {
                return new Point(this.x, this.y);
            };
            Point.prototype.length = function (length) {
                if (typeof length == "undefined")
                return Math.sqrt(this.x * this.x + this.y * this.y);
                this.normalize();
                this.x *= length;
                this.y *= length;
                return this;
            };
            Point.prototype.normalize = function () {
                var length = this.length();
                this.x /= length;
                this.y /= length;
                return this;
            };
            return Point;
        })();
        var Particle = (function () {
 
            function Particle() {
                this.position = new Point();
                this.velocity = new Point();
                this.acceleration = new Point();
                this.age = 0;
            }
            Particle.prototype.initialize = function (x, y, dx, dy) {
                this.position.x = x;
                this.position.y = y;
                this.velocity.x = dx;
                this.velocity.y = dy;
                this.acceleration.x = dx * settings.particles.effect;
                this.acceleration.y = dy * settings.particles.effect;
                this.age = 0;
            };
            Particle.prototype.update = function (deltaTime) {
                this.position.x += this.velocity.x * deltaTime;
                this.position.y += this.velocity.y * deltaTime;
                this.velocity.x += this.acceleration.x * deltaTime;
                this.velocity.y += this.acceleration.y * deltaTime;
                this.age += deltaTime;
            };
            Particle.prototype.draw = function (context, image) {
                function ease(t) {
                    return (-t) * t * t + 1;
                }
                var size = image.width * ease(this.age / settings.particles.duration);
                context.globalAlpha = 1 - this.age / settings.particles.duration;
                context.drawImage(image, this.position.x - size / 2, this.position.y - size / 2, size, size);
            };
            return Particle;
        })();
        var ParticlePool = (function () {
            var particles,
                firstActive = 0,
                firstFree = 0,
                duration = settings.particles.duration;
            function ParticlePool(length) {
                particles = new Array(length);
                for (var i = 0; i < particles.length; i++)
                    particles[i] = new Particle();
            }
            ParticlePool.prototype.add = function (x, y, dx, dy) {
 
                particles[firstFree].initialize(x, y, dx, dy);
                firstFree++;
                if (firstFree == particles.length) firstFree = 0;
                if (firstActive == firstFree) firstActive++;
                if (firstActive == particles.length) firstActive = 0;
            };
            ParticlePool.prototype.update = function (deltaTime) {
                var i;
                if (firstActive < firstFree) {
                    for (i = firstActive; i < firstFree; i++)
                        particles[i].update(deltaTime);
                }
                if (firstFree < firstActive) {
                    for (i = firstActive; i < particles.length; i++)
                        particles[i].update(deltaTime);
                    for (i = 0; i < firstFree; i++)
                        particles[i].update(deltaTime);
                }
                while (particles[firstActive].age >= duration && firstActive != firstFree) {
                    firstActive++;
                    if (firstActive == particles.length) firstActive = 0;
                }
            };
            ParticlePool.prototype.draw = function (context, image) {
                if (firstActive < firstFree) {
                    for (i = firstActive; i < firstFree; i++)
                        particles[i].draw(context, image);
                }
                if (firstFree < firstActive) {
                    for (i = firstActive; i < particles.length; i++)
                        particles[i].draw(context, image);
                    for (i = 0; i < firstFree; i++)
                        particles[i].draw(context, image);
                }
            };
            return ParticlePool;
        })();
        (function (canvas) {
            var context = canvas.getContext("2d"),
                particles = new ParticlePool(settings.particles.length),
                particleRate = settings.particles.length / settings.particles.duration, // particles/sec
                time;
            function pointOnHeart(t) {
                return new Point(
                    160 * Math.pow(Math.sin(t), 3),
                    130 * Math.cos(t) - 50 * Math.cos(2 * t) - 20 * Math.cos(3 * t) - 10 * Math.cos(4 * t) + 25
                );
            }
            var image = (function () {
                var canvas = document.createElement("canvas"),
                    context = canvas.getContext("2d");
                canvas.width = settings.particles.size;
                canvas.height = settings.particles.size;
                function to(t) {
                    var point = pointOnHeart(t);
                    point.x = settings.particles.size / 2 + point.x * settings.particles.size / 350;
                    point.y = settings.particles.size / 2 - point.y * settings.particles.size / 350;
                    return point;
                }
                context.beginPath();
                var t = -Math.PI;
                var point = to(t);
                context.moveTo(point.x, point.y);
                while (t < Math.PI) {
                    t += 0.01; // baby steps!
                    point = to(t);
                    context.lineTo(point.x, point.y);
                }
                context.closePath();
                context.fillStyle = "#ea80b0";
                context.fill();
                var image = new Image();
                image.src = canvas.toDataURL();
                return image;
            })();
            function render() {
                requestAnimationFrame(render);
                var newTime = new Date().getTime() / 1000,
                    deltaTime = newTime - (time || newTime);
                time = newTime;
                context.clearRect(0, 0, canvas.width, canvas.height);
                var amount = particleRate * deltaTime;
                for (var i = 0; i < amount; i++) {
                    var pos = pointOnHeart(Math.PI - 2 * Math.PI * Math.random());
                    var dir = pos.clone().length(settings.particles.velocity);
                    particles.add(canvas.width / 2 + pos.x, canvas.height / 2 - pos.y, dir.x, -dir.y);
                }
                particles.update(deltaTime);
                particles.draw(context, image);
            }
            function onResize() {
                canvas.width = canvas.clientWidth;
                canvas.height = canvas.clientHeight;
            }
            window.onresize = onResize;
            setTimeout(function () {
 
                onResize();
                render();
            }, 10);
        })(document.getElementById("pinkboard"));
    </script>
</BODY>
 
</HTML>
复制

第三种

 代码如下：

<!DOCTYPE html>
<html lang="en">
 
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>爱心跳动效果</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }
 
        .loveBox {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            background-color: rgb(36, 40, 66);
        }
 
        .loveLine {
            height: 200px;
        }
 
        .loveLine li {
            float: left;
            list-style: none;
            width: 20px;
            height: 20px;
            border-radius: 10px;
            margin-right: 10px;
        }
 
        .loveLine li:nth-child(1) {
            background-color: red;
            animation: jump1 3s infinite;
        }
 
        .loveLine li:nth-child(2) {
            background-color: rgb(238, 118, 5);
            animation: jump2 3s 0.2s infinite;
        }
 
        .loveLine li:nth-child(3) {
            background-color: rgb(106, 10, 233);
            animation: jump3 3s 0.4s infinite;
        }
 
        .loveLine li:nth-child(4) {
            background-color: darkmagenta;
            animation: jump4 3s 0.6s infinite;
        }
 
        .loveLine li:nth-child(5) {
            background-color: rgb(245, 11, 147);
            animation: jump5 3s 0.8s infinite;
        }
 
        .loveLine li:nth-child(6) {
            background-color: rgb(32, 9, 231);
            animation: jump4 3s 1.0s infinite;
        }
 
        .loveLine li:nth-child(7) {
            background-color: rgb(36, 170, 81);
            animation: jump3 3s 1.2s infinite;
        }
 
        .loveLine li:nth-child(8) {
            background-color: #f62e74;
            animation: jump2 3s 1.4s infinite;
        }
 
        .loveLine li:nth-child(9) {
            background-color: red;
            animation: jump1 3s 1.6s infinite;
        }
 
        @keyframes jump1 {
 
            30%,
            50% {
                height: 60px;
                transform: translateY(-30px);
            }
 
            70%,
            100% {
                height: 20px;
                transform: translateY(0px);
            }
        }
 
        @keyframes jump2 {
 
            30%,
            50% {
                height: 120px;
                transform: translateY(-60px);
            }
 
            70%,
            100% {
                height: 20px;
                transform: translateY(0px);
            }
        }
 
        @keyframes jump3 {
 
            30%,
            50% {
                height: 160px;
                transform: translateY(-75px);
            }
 
            70%,
            100% {
                height: 20px;
                transform: translateY(0px);
            }
        }
 
        @keyframes jump4 {
 
            30%,
            50% {
                height: 180px;
                transform: translateY(-60px);
            }
 
            70%,
            100% {
                height: 20px;
                transform: translateY(0px);
            }
        }
 
        @keyframes jump5 {
 
            30%,
            50% {
                height: 200px;
                transform: translateY(-45px);
            }
 
            70%,
            100% {
                height: 20px;
                transform: translateY(0px);
            }
        }
    </style>
</head>
 
<body>
    <div class="loveBox">
        <ul class="loveLine">
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
        </ul>
    </div>
</body>
 
</html>
复制

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讲个笑话：程序员心理活动：看别人的代码，这都写得什么玩意儿，垃圾！！看自己一个月前的代码：这TM谁写得代码，垃圾！再一看，这代码怎么这么眼熟？我自己写得？仔细一看，卧槽！还TM的真是我自己写的！！

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