郑州PHP.Net PHP Hypertext Preprocessor
Skip to primary content. Skip to secondary content. Php f 0.58; var dumpintvalf 100 ; 为啥输出57. 我相信有很多的同学有过这样的疑问, 因为光问我类似问题的人就很多, 更不用说bugs.php.net上经常有人问. 浮点数, 以64位的长度为例, 会采用1位符号位E, 11指数位Q, 52位尾数M表示一共64位. 这里的关键点就在于, 小数在二进制的表示, 关于小数如何用二进制表示, 大家可以百度一下, 我这里就不再赘述, 我们关键的要了解, 0.58 对于二进制表示来说, 是无限长的值下面的数字省掉了隐含的1. 058的二进制表示基本上52位是 0010100011110101110000101000111101011100001010001111 0.57的二进制表示基本上52位是 0010001111010111000010100011110101110000101000111101. 而两者的二进制, 如果只是通过这52位计算的话,分别是. Cat sh.
OVERVIEW
The web site zzphp.net currently has an average traffic ranking of zero (the lower the superior). We have examined two pages inside the site zzphp.net and found one website associating themselves with zzphp.net. There is one contacts and addresses for zzphp.net to help you contact them. The web site zzphp.net has been on the internet for six hundred and seventy weeks, five days, eight hours, and forty-seven minutes.
Pages Crawled
2Links to this site
1Contacts
1Addresses
1Online Since
Apr 2012ZZPHP.NET TRAFFIC
The web site zzphp.net has seen a variation levels of traffic for the whole of the year.
Date Range
1 week
1 month
3 months
This Year
Last Year
All time
Date Range
All time
This Year
Last Year
Date Range
All time
This Year
Last Year
Last Month
ZZPHP.NET HISTORY
The web site zzphp.net was registered on April 26, 2012. It was last updated on February 07, 2014. This web page will expire on the date of April 26, 2015. As of today, it is six hundred and seventy weeks, five days, eight hours, and forty-seven minutes young.
REGISTERED
April
2012
UPDATED
February
2014
EXPIRED
April
2015
PERIOD
12
YEARS
10
MONTHS
4
DAYS
LINKS TO DOMAIN
WHAT DOES ZZPHP.NET LOOK LIKE?
CONTACTS
WHOISGUARD, INC.
WHOISGUARD PROTECTED
P.O. BOX 0823-03411
PANAMA, PANAMA, 00000
PA
ZZPHP.NET SERVER
Our parsers discovered that a single page on zzphp.net took seven hundred and three milliseconds to load. Our crawlers could not observe a SSL certificate, so in conclusion our web crawlers consider this site not secure.
Load time
0.703 secs
SSL
NOT SECURE
Internet Protocol
107.170.231.239
NAME SERVERS
f1g1ns1.dnspod.net
f1g1ns2.dnspod.net
SERVER OS AND ENCODING
We revealed that this website is utilizing the nginx/1.1.19 server.HTML TITLE
郑州PHP.Net PHP Hypertext PreprocessorDESCRIPTION
Skip to primary content. Skip to secondary content. Php f 0.58; var dumpintvalf 100 ; 为啥输出57. 我相信有很多的同学有过这样的疑问, 因为光问我类似问题的人就很多, 更不用说bugs.php.net上经常有人问. 浮点数, 以64位的长度为例, 会采用1位符号位E, 11指数位Q, 52位尾数M表示一共64位. 这里的关键点就在于, 小数在二进制的表示, 关于小数如何用二进制表示, 大家可以百度一下, 我这里就不再赘述, 我们关键的要了解, 0.58 对于二进制表示来说, 是无限长的值下面的数字省掉了隐含的1. 058的二进制表示基本上52位是 0010100011110101110000101000111101011100001010001111 0.57的二进制表示基本上52位是 0010001111010111000010100011110101110000101000111101. 而两者的二进制, 如果只是通过这52位计算的话,分别是. Cat sh.PARSED CONTENT
The web site zzphp.net states the following, "58; var dumpintvalf 100 ; 为啥输出57." We noticed that the website also said " 我相信有很多的同学有过这样的疑问, 因为光问我类似问题的人就很多, 更不用说bugs." It also said " 浮点数, 以64位的长度为例, 会采用1位符号位E, 11指数位Q, 52位尾数M表示一共64位. 这里的关键点就在于, 小数在二进制的表示, 关于小数如何用二进制表示, 大家可以百度一下, 我这里就不再赘述, 我们关键的要了解, 0."ANALYZE SIMILAR WEBSITES
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