strlen string

An example 1, index.php detect the length of the string cellspacing= "0" >"" Username :"Src= "Images/btn_dl.jpg" width= "height=" border= "0" >" Password :"* password length cannot be less than 6 digits" 2, index_ok.php if (strlen ($_post["

Interested in open-source communities, php, and a little time to understand php Interested in open-source communities, php, and a little time to understand php Simple PHP Functions Topic: simple PHP Functions Brief Introduction: PHP is simple

In php, strlen is the number of returned bytes. Three UTF-8 encoded Chinese characters are returned, which does not meet the requirements. The following provides a method to complete this function. In php, strlen is the number of returned bytes.

Developers who have done PHP development should be aware that PHP has a lot of built-in features, mastered them, can help you in the development of PHP more handy, this article will share 8 development of the necessary PHP features, all very

Function Name: tellFunction: obtains the current position of the file pointer.Usage: long tell (int handle );Program example:# Include# Include# Include# IncludeInt main (void){Int handle;Char msg [] = "Hello world ";If (handle = open ("TEST. $",

Original link: http://www.codeceo.com/article/php-function.html1, PHP encryption decryptionPHP encryption and decryption functions can be used to encrypt some useful strings stored in the database, and by reversible decryption of the string, the

We know that to judge the string length in php, we only need to use the strlen () and mb_strlen () functions, but it is not as simple as we think, especially when it comes to a mix of Chinese and English, the above functions are a little inadequate.

We can use built-in functions to intercept strings in php, but built-in functions do not support intercept Chinese characters. If you need to intercept Chinese strings, we need to perform some operations. I will introduce them to you. We can use

1. generate random string functions Function random ($ length ){$ Hash = @#@#;$ Chars =@# abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz @#;$ Max = strlen ($ chars)-1;Mt_srand (double) microtime () * 1000000 );For ($ I = 0; $ I $

/* Obtain the Client IP Address */Function getIP (){If (getenv ("HTTP_CLIENT_IP") & strcasecmp (getenv ("HTTP_CLIENT_IP"), "unknown ")){$ Ip = getenv ("HTTP_CLIENT_IP ");}Else if (getenv ("HTTP_X_FORWARDED_FOR") & strcasecmp (getenv

Algorithm-sort-insert sort. -- Linux general technology-Linux programming and kernel information. The following is a detailed description. /*************************************** ************************* Title: insertsort. c Author: Time: Purpose:

Algorithm-sort-bubble sort 1. -- Linux general technology-Linux programming and kernel information. The following is a detailed description. /*************************************** ************************* Title:

Algorithm-sort-bubble sort 2. -- Linux general technology-Linux programming and kernel information. The following is a detailed description. /*************************************** ************************* Title:

This article mainly introduces the example of php encryption and decryption. For more information, see. This article mainly introduces the example of php encryption and decryption. For more information, see. The Code is as follows: $ Id = "

This article introduces ten extremely useful PHP code snippets, each of which is wonderful and worthy of favorites. If you are interested, please refer to them. This article introduces ten extremely useful PHP code snippets, each of which is

In PHP, strlen and mb_strlen are functions used to evaluate the string length. However, for some beginners, if they do not read the manual, they may not know the difference. In PHP, strlen and mb_strlen are functions used to evaluate the string

Www.codeceo.comarticlephp-function.html 1, PHP encryption and decryption functions can be used to encrypt some useful strings stored in the database, and through reversible decryption string, the function uses base64 and MD5 encryption and

1 /**2 * Method Library-intercept string-"The function author is unknown"3 * @param string $string strings4 * @param int $length character length5 * @param string $dot whether to add after interception ...6 * @param string $charset encoding7 *

Php does not support Chinese very well. It is a problem to intercept Chinese and English characters in a string, and garbled characters may occur if the string is not properly processed, next we can take the Chinese character string function and

1. No security: Zmq_null (7) 1.1 nameZmq_null-no security or confidentiality1.2 OverviewThe null mechanism is defined by the ZMTP 3.0 specification: http://rfc.zeromq.org/spec:23. This is the default security mechanism for ZEROMQ sockets.2. Use user