How to convert binary to utf8 in php

php solution to convert binary to utf8: 1. Create a PHP sample file; 2. Convert binary data to utf through "iconv('GBK', 'UTF-8', str1);" -8 is enough.

The operating environment of this article: Windows7 system, PHP7.1 version, DELL G3 computer

How does php convert binary to utf8?

php How to convert Chinese in binary data to utf-8

Use the following function:

string iconv ( string $in_charset , string $out_charset , string $str )

Example:

str1 = '汉字'; // 假设此php源文件以GBK编码保存，那么str1就是GBK编码，占4个字节
str2 = iconv('GBK', 'UTF-8', str1); // str2是utf8编码，占6个字节

Note: If your PHP source file has been saved in UTF8 encoding, there is no need to convert it in this way.

Other related functions:

mb_convert_encoding

Recommended learning: "PHP Video Tutorial"

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