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## gist-blog-browser-js-error-catch-summary.md

      
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                haohailuo
                / gist-blog-browser-js-error-catch-summary.md
            
            
              Created
              June 21, 2016 09:08
                — forked from neekey/gist-blog-browser-js-error-catch-summary.md
            
              
                浏览器错误捕捉总结
              
          
    捕捉浏览器中的JS运行时错误，主要通过监听window.onerror来实现。但是对于不同的脚本执行方式以及不同的浏览器，能捕获到的信息会有区别。
window.onerror 讲接收3个参数：

msg：错误描述，比如：a is not defined
url：出错脚本所在的url
lineNumber：出错脚本的行数

本文将对不同浏览器和不同的脚本执行方式进行测试，并总结这些区别。

  
## ocp.php
<?php
/*
OCP - Opcache Control Panel   (aka Zend Optimizer+ Control Panel for PHP)
Author: _ck_   (with contributions by GK, stasilok)
Version: 0.1.6
Free for any kind of use or modification, I am not responsible for anything, please share your improvements

* revision history
0.1.6  2013-04-12  moved meta to footer so graphs can be higher and reduce clutter
0.1.5  2013-04-12  added graphs to visualize cache state, please report any browser/style bugs
	<?php
	/*
	OCP - Opcache Control Panel (aka Zend Optimizer+ Control Panel for PHP)
	Author: _ck_ (with contributions by GK, stasilok)
	Version: 0.1.6
	Free for any kind of use or modification, I am not responsible for anything, please share your improvements

	* revision history
	0.1.6 2013-04-12 moved meta to footer so graphs can be higher and reduce clutter
	0.1.5 2013-04-12 added graphs to visualize cache state, please report any browser/style bugs