php length string

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PHP statistics Chinese string length string to numeric PHP split string php string length ph

Chinese websites generally choose two types of code: gbk/gb2312 or Utf-8. Each Chinese character in the GBK encoding occupies 2 bytes, as an example: $zhStr = ‘您好,中国!’;echo strlen($zhStr// 输出:12 utf-8编码下每个中文字符所占字节为3,例: $zhStr = ‘您好,中国!’;echo strlen(

Php performance optimization: using isset () to determine the string length is faster than strlen () _ PHP Tutorial

Php performance optimization: using isset () to determine the string length is faster than strlen. How can I determine the length of a string in php? Many people think of strlen () mb_strlen () functions first. However, in terms of program

Common string operation functions in PHP Development, php development string function _ PHP Tutorial

Common string operation functions in PHP development, and string functions in php development. Common string operation functions in PHP Development. string function 1 in php Development. concatenating string concatenation strings is one of the most

Php functions (encryption and decryption, random string, truncated string length, forced download, etc)

Php functions (encryption and decryption, random string, truncated string length, forced download, etc) Function encryptdecrypt ($ key, $ string, $ decrypt ){ If ($ decrypt ){ $ Decrypted = rtrim (mcrypt_decrypt

Php Programming Notes

: This article mainly introduces php programming notes. if you are interested in PHP tutorials, please refer to them. Three methods for php to obtain POST data Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese

PHP development of commonly used string manipulation functions, PHP Development string Function _php Tutorial

PHP development of common string manipulation functions, PHP development of String functions 1, stitching strings The concatenation of strings is one of the most commonly used string operations, and in PHP there are three ways to stitch strings,

Php programming notes-small_123

Php programming notes-three methods for obtaining POST data from small_123 php Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese character to pinyin source code Php traverses the Directory, generates the md5

Php string length function _ PHP Tutorial-php Tutorial

Php string length function. Php string length function. in php, two functions are used to test the string length. one is strlen, and the other is supported by the previous one before mb_strlen by default. the other one needs to enable a plug-in,

PHP Programming notes Sharing

Three ways to get post data from PHP PHP image plus watermark source code One of the simplest examples of Php+ajax+json PHP Chinese Pinyin Source code PHP iterates through directories, generates MD5 values for each file in the directory, and writes

PHP functions (encryption decryption, random string, intercept string length, forced download, etc.)

function Encryptdecrypt ($key, $string, $decrypt) { if ($decrypt) { $decrypted = RTrim (Mcrypt_decrypt (mcrypt_rijndael_256, MD5 ($key), Base64_decode ($string), MCRYPT_MODE_CBC, MD5 (MD5 ($ Key)), "12"); return $decrypted;

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