bin2hex

/** * Simulate HTTP requests. gzip and chunked formats are supported. * */ Function http_request ($ URL) { $ Urlinfo = parse_url ($ URL ); $ Urlinfo ['path'] = $ urlinfo ['path']! = ''? $ Urlinfo ['path']: '/'; $ Header = "get {$ urlinefo ['path']}

First, let's briefly talk about the history. The ASCII code was first developed by Americans. What is it? We know that the computer only knows 0 and 1. If we want the computer to recognize characters other than 01, for example, 'A', we must first

I. HTML page to UTF-8 encoding problem1. After head, add a line before title:The order must not be wrong, must be inThe caption displayed may be garbled!2.html file Encoding problem:Click on the Editor's menu: "File", "Save As", you can see the

The following is a detailed analysis of common functions in PHP. For more information, see array_change_key_case. the returned string key names are all lowercase or upper-case arrays. Array_chunk-divide an array into multiple Array_combine-creates

PHP and asp. netC # reversible encryption algorithms that can be shared. Because of work requirements, we need to generate encryption in php and then decrypt the password accepted in asp.net. below I find a PHP and asp. netC # A common reversible

PHP garbled problem, UTF-8 garbled problem is more common, through the following method basically can solve php garbled problem, indeed summed up good I. HTML page to UTF-8 encoding problem1. add a line before the title after the head: The order

In php, adding watermarks to Chinese characters requires some simple processing. one is to convert characters into gbk, and the other is to load Chinese fonts, with these two conditions, adding a Chinese watermark to the image is simple. Example 1

Workaround: Use JS to the URL of the Chinese character escape code. When you click the link, the effect is:References: http://127.0.0.1/shop/product_list.php?p_sort=PHP%u5F00%u53D1%u8D44%u6E90%u7F51The result is that the UrlDecode () or

[Note] several PHP encryption algorithms 1. Discuz authcode 0 verify data validity // substr ($ result, 10, 16) = substr (md5 (substr ($ result, 26 ). $ keyb), 0, 16) verify data integrity // verify data validity. please refer to the unencrypted

Below we together to see and an article about PHP BCD code compression-The decimal number compressed into hexadecimal data instances, I hope that the article to help you students oh. Example, PHP BCD compression-Compress decimal numbers into

How can I clear the tabs in a string? $ buf [10] = str_replace ("\ r \ n", '', $ buf [10]); // clear line breaks $ Buf [10] = str_replace ("\ n", '', $ buf [10]); // clear the line break $ Buf [10] = str_replace ("\ t", '', $ buf [10]); // clear the

PHP achieves Unicode and Utf-8 mutual conversion I. coding principles and implementation Unicode encoding is the basis for UTF-8 and gb series encoding (gb2312, gbk, and gb18030) Conversion. although we can also directly create a UTF-8-to-these

Json cannot be parsed to ask everyone a question. a function is provided on the website to load third-party files and send text messages. The text message is sent successfully, and array ('status' => 0, 'message' => 'sent successfully') is returned

Summary: Mcrypt 2.4.7 is a powerful cryptographic algorithm extension library that includes 22 algorithms, including the following algorithms:???? Blowfish RC2 safer-sk64 Xtea???? Cast-256 RC4 safer-sk128???? DES Rc4-iv Serpent???? Enigma Rijndael-12

Abs: Get absolute value. Acos: Gets the inverse cosine value. Ada_afetch: Gets the returned column of the database. Ada_autocommit: Switch automatic change function. Ada_close: Close Adabas D link. Ada_commit: Change Adabas D database. Ada_connect:

This article to introduce the PHP anti-Chinese character to Unicode encoding implementation program method, there is a need to understand the friend can enter the reference. Program The code is as follows Copy Code /***

Several common methods of PHP tutorial string encoding Conversion Mb_convert_encoding ()PHP's internal code conversion functionVersion (PHP 4 >= 4.0.6, PHP 5)This function can convert various encodings to each other Make a GBK to UTF-8Header

PHP improved calculation of string similarity function Similar_text (), Levenshtein (), Levenshtein Similar_text () Chinese character edition Copy the Code code as follows:Splitting a stringfunction Split_str ($STR) {Preg_match_all ("/./u", $str,

PHP after a long period of development, many users are very familiar with PHP, here I published a personal understanding of the PHP string processing function, I hope to help everyone, PHP itself is a simple and powerful language. The

What does the x7f-xff in this regular expression mean to see a regular expression written in the source code? /\ /I What does \ x7f-xff mean in Reply to discussion (solution) \ X7f-\ xff indicates that the ASCII character ranges from 127 to 255,