22 lines
1.1 KiB
JavaScript
22 lines
1.1 KiB
JavaScript
/* is.js
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(c) 2001 Douglas Crockford
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2001 June 3
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*/
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var is={ie:navigator.appName=='Microsoft Internet Explorer',java:navigator.javaEnabled(),ns:navigator.appName=='Netscape',ua:navigator.userAgent.toLowerCase(),version:parseFloat(navigator.appVersion.substr(21))||parseFloat(navigator.appVersion),win:navigator.platform=='Win32'}
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/**
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* preserve this comment, too
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*/
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is.mac=is.ua.indexOf('mac')>=0;if(is.ua.indexOf('opera')>=0){is.ie=is.ns=false;is.opera=true;}
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if(is.ua.indexOf('gecko')>=0){is.ie=is.ns=false;is.gecko=true;}/*@cc_on
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/*@if (@_win32)
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if (is.ie && is.win)
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document.write("PASS: IE/win honored conditional comment.<br>");
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@else @*/if(is.ie&&is.win)
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document.write("FAIL: IE/win did not honor multi-line conditional comment.<br>");else
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document.write("PASS: Non-IE/win browser ignores multi-line conditional comment.<br>");/*@end
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@*/var recognizesCondComm=true;//@cc_on/*
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recognizesCondComm=false;//@cc_on*/
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if((is.ie&&is.win)==recognizesCondComm)
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document.write("PASS: IE/win honored single-line conditional comment.<br>");else
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document.write("FAIL: Non-IE/win browser did not ignore single-line conditional comment.<br>"); |