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原文链接:https://blog.csdn.net/wxl1555/article/details/53128966 今天来看看前端的冒泡和事件默认事件如何处理 1.event.stopPropagation()方法 这是阻止事件的冒泡方法,不让事件向documen上蔓延,但是默认事件任然会执行, 阅读全文
posted @ 2018-07-19 17:21
枫若
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<!DOCTYPE html><html><head> <title>js拖进和拖出效果</title> <style type="text/css"> .parent{ position: relative; } #drop{ width: 300px; height: 200px; backgr 阅读全文
posted @ 2018-07-19 16:55
枫若
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<!DOCTYPE html><html><head> <title>js拖拽效果</title> <style type="text/css"> .parent{ position: relative; } #drop{ width: 300px; height: 200px; backgroun 阅读全文
posted @ 2018-07-19 16:55
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<!DOCTYPE html><html><head> <title></title></head><body><style> #div1{ width: 100px; height: 100px; position: absolute; top: 100px; left: 300px; backg 阅读全文
posted @ 2018-07-19 13:54
枫若
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<!DOCTYPE html><html><head> <title>画橡皮筋矩形</title> <script type="text/javascript"> var ctx; var linew=1; var color="rgb(255,0,0)"; var isClick; var sta 阅读全文
posted @ 2018-07-19 13:53
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<!DOCTYPE html><html><head> <title>画橡皮筋矩形并可以调整矩形大小</title> <script type="text/javascript"> var ctx; var linew=1; var color="rgb(255,0,0)"; var isClick 阅读全文
posted @ 2018-07-19 13:52
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<!DOCTYPE html><html><head> <title>画橡皮筋矩形</title> <script type="text/javascript"> var ctx; var linew=10; var color="rgb(255,0,0)"; var isClick; var st 阅读全文
posted @ 2018-07-19 13:51
枫若
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<!DOCTYPE html><html><head> <title>橡皮筋</title> <script type="text/javascript"> var ctx; var linew=10; var color="rgb(255,0,0)"; var isClick; var mx=50 阅读全文
posted @ 2018-07-19 13:50
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