How to convert 'e8af9a' to Chinese in PHP

PHP method to convert "e8af9a" to Chinese: 1. Use the "hex2bin()" function to convert hexadecimal data to binary data, and then use the "mb_convert_encoding()" function to convert the binary data It is a Chinese string; 2. To handle different character sets, you need to specify the original character set in the second parameter of the "mb_convert_encoding()" function, and specify the target character in the third parameter.

Operating system for this tutorial: Windows 10 system, php8.1.3 version, Dell G3 computer.

PHP method to convert "e8af9a" to Chinese

"e8af9a" represents a Unicode character in UTF-8 encoding format. You can use " "hex2bin()" function converts hexadecimal data to binary data, and then uses the "mb_convert_encoding()" function to convert this binary data into a Chinese string. It should be noted that this function will return the input hexadecimal string as binary data. Therefore, the output results are only applicable to specific character sets and encoding methods. If you want to process different character sets, you need to specify the original character set in the second parameter of the "mb_convert_encoding()" function, and specify the target in the third parameter. character.

1. Use the "hex2bin()" function to convert hexadecimal data into binary data, and then use the "mb_convert_encoding()" function to convert the binary data into a Chinese string.

$hex = 'e8af9a';
$binary = hex2bin($hex);
$chinese = mb_convert_encoding($binary, 'UTF-8', 'ASCII');
echo $chinese; // 输出：中

2. To handle different character sets, you need to specify the original character set in the second parameter of the "mb_convert_encoding()" function, and specify the target character set in the third parameter

For example, if the original data is GB2312 encoded, you can set the second parameter to 'GB2312' and the target character set is still set to 'UTF-8':

$hex = 'd6d0ceb4bbaaf4a8';
$binary = hex2bin($hex);
$chinese = mb_convert_encoding($binary, 'UTF-8', 'GB2312');
echo $chinese; // 输出：中文测试

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