How To Split String In Php

php string function is essential, give us a lot of convenience to solve practical problems, such as the use of PHP string function string segmentation, interception, matching, replacement and other treatment. PHP string function is essential for PHP entry learners, so we will mainly introduce PHP string segmentation function processing experience, open the PHP string function Getting Started tutorial tour. Commonly used PHP string segmentation function Commonly used PHP segmentation string functions are explode, strtok, str_split, mainly for demolition ...

Strtok (PHP3, PHP4) strtok---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Open string Syntax: String strtok (String arg1, String arg2) Description: Strtok () is used to cut strings, and that is if you have a string like "...

To use the message platform, the text message each has a limit of words, and the service side of the message platform will not be analyzed. The background of the SMS platform will be split by itself, but the API does not have this function. I found a little time on the internet. Then I thought of a way, it is original. It's just a function of interception plus substitution. function Smssubstr ($string, $length) {if (strlen ($string) <= $length) {ret ...

In PHP to generate a CAPTCHA image is quite simple, because in PHP for us to provide a graphics Gd.dll library, to enable the GD graphics library we just php.ini in the PHP-GD front; Method a $authnum = '; $ychar = "0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z&qu ...

Split (PHP3, PHP4) split---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; To cut a string in a regular expression syntax: Array split (string pattern, string string [, int limit]) Description: Returns an array of strings, in regular expression p ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall in the current Internet business rapid development period, new products springing up, Old product line new business is also constantly breaking and trying. 　　This puts forward higher requirements for rapid development iterations. First, the basic operating environment for the development of new products, must be able to quickly build a lamp structure. ...

Nothing else, see an article on the PHP form conversion textarea line breaks, after reading, based on past experience, I feel some of the information in this article is not accurate ... So I personally php Get form data in the newline character for research test Page code: <! DOCTYPE html PUBLIC "- // W3C // DTD XHTML 1.0 Transitional // EN" "http ...

PHP Tutorial to judge the file types of uploaded files a variety of instance code $array = Array (' jpg ', ' gif ', ' PNG ', ' jpeg '); $PICIMG = '/upfile/upload_pic/thumbnail_1258615556.jpg '; $img = Strtolower ($PICIMG); Get file name extension method One $ext = substr ($img, Strrpos ($img, ' ...

MD5 is the most common cryptographic algorithm used in Web applications. Since the MD5 is irreversible, the ciphertext after MD5 calculation can not get the original text through the reverse algorithm. The intention of using MD5 encrypted text passwords in Web applications is to prevent the passwords stored in the database from being compromised and then being directly acquired. However, the attackers not only have a large number of password dictionaries, but also set up a lot of MD5 original/ciphertext control database, can quickly find common password MD5 ciphertext, is the efficient way to decipher MD5 ciphertext. However, the number of MD5 ciphertext ...

UrlDecode (PHP3, PHP4) urldecode---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Translation URL-encoded string syntax: String UrlDecode (String str) Description: Any% # #编码 in the string given, and returns the translated string. Example: ...