The sprintf in PHP differs from the printf function usage, sprintfprintf below is an example: rounding retains two digits after the decimal point explanation under the meaning of%0.2f:% means the starting character 0 means that the vacancy with 0
The sprintf in PHP differs from the printf function usage, sprintfprintf below is an example: rounding retains two digits after the decimal point explanation under the meaning of%0.2f:% means the starting character 0 means that the vacancy with 0
Instance
Write some text to a text file named "Test.txt":
The above code will output:
40
The following text will be written to the file "Test.txt":
There is 9 million bicycles in Beijing.
Definition and usage
The fprintf () function writes a
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
: 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 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
This article is originally from abroad this article: PHP performance Evolution 2016, thanks to the high-availability architecture of the public number translated into the Chinese version, here is reproduced in the highly available architecture
PHP learning series (1) -- string processing functions (3), php functions. PHP learning series (1) -- String Processing function (3), php function 11, crc32 () function to calculate the crc32 polynomial of a string. 32-bit cyclic redundancy
Document directory
PHP version 4.4.8
PHP and sqlite3
After several days of efforts, we finally built the Apache + SQLite + PHP platform on the arm-Linux platform.
Apche and SQLite have a lot of information on the Internet, but PHP for
PHP Learning Series (1) -- string processing functions (3), php Functions
11. The crc32 () function calculates the crc32 polynomial of a string. Generate the 32-bit Cyclic Redundancy checksum polynomial of the string parameter. This function can be
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