variable
$ Newvar = json_decode ($ string );
Print_r ($ newvar );
/* Prints
Array
(
[0] => hello
[1] => 42
[2] => Array
(
[0] => 1
[1] => two
)
[3] => apple
)
*/
8. string compression
When we talk about compression, we may think of file compression. In fact, strings can also be compressed. PHP provides gzcompress () and gzuncompress () functions:
$ String =
"Lorem ipsum dolor sit amet, consectetur
Adipiscing elit. Nunc ut elit id mi ultricies
Adipiscing. Nulla facilisi. Praesent pulvinar,
Sap
code
A complex array
$myvar = Array (
' Hello ',
42,
Array (1, ' both '),
' Apple '
);
Convert to a string
$string = Json_encode ($myvar);
Echo $string;
/* Prints
["Hello", 42,[1, "I"], "apple"]
*/
You can reproduce the original variable
$newvar = Json_decode ($string);
Print_r ($newvar);
/* Prints
Array
(
[0] = = Hello
[1] = 42
[2] = = Array
(
[0] = 1
[1] =
)
[3] = Apple
)
*/
8. String compression
When we talk about compression, we may think of file compression, in fact, strings can also be
=
"Lorem ipsum dolor sit amet, consectetur
Adipiscing elit. Nunc ut elit id mi ultricies
Adipiscing. Nulla facilisi. Praesent pulvinar,
Sapien vel feugiat vestibulum, nulla dui presponorci,
Non ultricies elit lacus quis ante. Lorem ipsum dolor
Sit amet, consectetur adipiscing elit. Aliquam
Prepolicullamcorper urna quis iaculis. Etiam ac massa
Sed turpis tempor luctus. Curabitur sed nibh eu elit
Mollis congue. Praesent ipsum diam, consectetur
:".
($data [' ru_stime.tv_sec '] +
$data [' ru_stime.tv_usec ']/1000000);
?>
Gzcompress (), gzuncompress ()
These two functions are used to compress and decompress string data. Their compression rate can reach about 50%. Other functions Gzencode () and Gzdecode () can achieve similar results, but different compression algorithms are used.
Usage:
$string =
"Lorem ipsum dolor sit amet, consectetur
Adipiscing elit. Nunc ut elit id mi ultricies
Adipiscing. Nulla Facilisi. Praesent Pulvinar,
Sapien
elit. Aliquam
Pretium ullamcorper Urna quis iaculis. Etiam ac Massa
Sed turpis tempor luctus. Curabitur sed nibh eu elit
Mollis Congue. Praesent ipsum diam, Consectetur vitae
Ornare A, aliquam a nunc. In ID magna pellentesque
Tellus posuere adipiscing. Sed non mi metus, at Lacinia
Augue. Sed magna Nisi, Ornare in mollis in, mollis
Sed nunc. Etiam at Justo in Leo Congue mollis.
Nullam in Neque eget metus hendrerit scelerisque
Facilisi. Praesent Pulvinar,
Sapien vel feugiat vestibulum, nulla dui pretium orci,
Non ultricies elit lacus quis ante. Lorem ipsum dolor
Sit amet, consectetur adipiscing elit. Aliquam
Pretium ullamcorper Urna quis iaculis. Etiam ac Massa
Sed turpis tempor luctus. Curabitur sed nibh eu elit
Mollis Congue. Praesent ipsum diam, Consectetur vitae
Ornare A, aliquam a nunc. In ID magna pellentesque
Tellus posuere adipiscing. Sed non mi met
["hello",42,[1,"two"],”apple”] */// you can reproduce the original variable $newvar = json_decode($string);print_r($newvar); /* prints Array ( [0] => hello [1] => 42 [2] => Array ( [0] => 1 [1] => two )[3] => apple ) */8. string compression
When we talk about compression, we may think of file compression. In fact, strings can also be compressed. PHP provides? Gzcompress () and gzuncompress () functions:
$ String = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. nunc ut elit id mi ultr
]);
}
Echo "Final:". memory_get_usage (). "bytes \ n ";
/* Prints
Final: 885912 bytes
*/
Echo "Peak:". memory_get_peak_usage (). "bytes \ n ";
/* Prints
Peak: 13687072 bytes
*/
8. use gzcompress () to compress data
$ String =
"Lorem ipsum dolor sit amet, consectetur
Adipiscing elit. Nunc ut elit id mi ultricies
Adipiscing. Nulla facilisi. Praesent pulvinar,
Sapien vel feugiat vestibulum, nulla dui presponorci,
Non ultricies elit lacus quis ante. Lor
components, suchEng.uni.edu. EU, Use:
Database bdb
Suffix "DC = ENG, Dc = uni, Dc = Edu, Dc = Eu"
Rootdn "cn = manager, Dc = ENG, Dc = uni, Dc = Edu, Dc = Eu"
Rootpw secret
Directory/usr/local/var/openldap-Data
Details regarding indexing ing slapd (8) can be found in the slapd. conf (5) manual page and the slapd configuration
Http://hi.baidu.com/gavensun_wang/item/c93636be34ef4c56ba0e12cb
In python, MD5 encryption is implemented through hashlib. Before demonstration, we should first create a piece of text to encrypt the data. Hashlib_data.py
# -- Encoding = 'utf-8 '--
Import hashlib
Lorem = "" lorem ipsum dolor sit Amet, consectetuer adipiscing elit. donecegestas, enim et consectetuer ullamcorper, lectus ligula rutrum Leo, a elementum elit tortor EU quam. DUIs tinci
Label: style Io AR for SP Div on BS ad How to shield 14 Channels [Solution] Alps \ mediatek \ custom \ {projectname} \ cgen \ defaults Default \ pai_wifi_default.hWifi_pai_param_struct stwificfgdefault ={0x0103,/* own version */0x0000,/* peer version */{0x00, 0x00, 0x00, 0x00, 0x00, 0x00},/* MAC address */{0x00, 0x00},/* Country Code * // modify this struct. For example, to change it to EU, modify it as follows:{0x45, 0x55},/* Country Code
significantly since the browser selection interface was launched. We expect that the number of Firefox users will continue to grow after the browser selection interface is launched for all countries ."
Prior to this, the small browser vendor submitted a petition to the EU requesting Microsoft to modify the Windows browser selection interface. Microsoft's original browser selection interface places Microsoft IE8, Apple Safari, Google Chrome, Mozilla F
dolor sit amet, consectetur adipiscing elit. Aliquam pretium ullamcorper urna quis iaculis. Etiam ac massa sed turpis tempor luctus. Curabitur sed nibh eu elit mollis congue. Praesent ipsum diam, consectetur vitae ornare a, aliquam a nunc. In id magna pellentesque tellus posuere adipiscing. Sed non mi metus, at lacinia augue. Sed magna nisi
ut elit id mi ultricies adipiscing. Nulla Facilisi. Praesent pulvinar, sapien vel feugiat vestibulum, nulla dui pretium orci, non ultricies elit lacus quis ante. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aliquam pretium ullamcorper urna quis iaculis. Etiam ac massa sed turpis tempor luctus. Curabitur sed nibh eu elit mollis congue. Praesent ipsum diam, Consectetur vitae ornare A, aliquam a nunc. In ID magna pellentesque tellus posuere
is Panel oneH2> p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Mauris vel leo sem. sed nec quam sit amet lorem volutpat ullamcorper ut Sed massa. Sed vel felis velit. Nullam et turpis sed dui auctor vehicula quis a DUI.P> p>Aliquam vitae leo et sapien volutpat accumsan quis eget turpis. Etiam ac metus vitae purus semper pretium. Curabitur ID nisl nisl. Cras ut massa sed dolor ullamcorper consequat ut sed dolor.P> p>Nam sodales
1. JSTAT-GC PIDYou can display GC information, the number of times the GC is viewed, and the time.The last five items were the number of young GC, the time of young GC, the number of full GC, the time of full GC, and the total time of GC.chpcentos5-/opt/best/log> jstat-gc 29430 s0c s1c s0u s1u EC EU OC OU PC PU YGC YGCT FGC fgct GCT2560.0 2176.0 0.0 2176.0 280640.0 50731.3 349568.0 1
'] +
$data [' ru_utime.tv_usec ']/1000000);
echo "System time:".
($data [' ru_stime.tv_sec '] +
$data [' ru_stime.tv_usec ']/1000000);
?>
Gzcompress (), gzuncompress ()
These two functions are used to compress and decompress string data. Their compression rate can reach about 50%. Other functions Gzencode () and Gzdecode () can achieve similar results, but use different compression algorithms.
Usage:
$string =
"Lorem ipsum dolor sit amet, consectetur
Adipiscing elit. Nunc ut el
very complex data structures, data loss may result.
8. String compressionWhen we talk about compression, we might think of file compression, but strings can also be compressed. PHP provides the gzcompress () and Gzuncompress () functions:
Copy Code code as follows:
$string =
"Lorem ipsum dolor sit amet, consectetur
Adipiscing elit. Nunc ut elit id mi ultricies
Adipiscing. Nulla Facilisi. Praesent Pulvinar,
Sapien vel feugiat vestibulum, nulla dui pretium,
Non ultricies elit la
. Lorem ipsum dolor
Sit amet, consectetur adipiscing elit. Aliquam
Pretium ullamcorper Urna quis iaculis. Etiam ac Massa
Sed turpis tempor luctus. Curabitur sed nibh eu elit
Mollis Congue. Praesent ipsum diam, Consectetur vitae
Ornare A, aliquam a nunc. In ID magna pellentesque
Tellus posuere adipiscing. Sed non mi metus, at Lacinia
Augue. Sed magna Nisi, ornare in mollis, mollis
Sed nunc. Etiam at Justo in Leo Congue mollis.
Nullam in Neque
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.