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How to use the decode function
The decode function is used to convert a byte stream or byte array into a string. If you want to know more about the decode function, you can read the article below this topic.
What is the usage of Oracle's decode function?The usage of Oracle's decode function is: 1. Basic usage, simple conditional judgment based on a conditional field; 2. Multi-conditional judgment, returning different results based on multiple conditions; 3. Nested DECODE function, nesting the DECODE function Use it to achieve more complex conditional judgment and result return; 4. Use it in combination with other SQL statements: Use the DECODE function in combination with other SQL statements (such as WHERE clause) to achieve more flexible data query and processing, etc.
How to solve the Chinese garbled characters of json_decode function in PHP?Solution to the Chinese garbled code of the json_decode function in PHP: 1. Use the function "urldecode()" to decode the data, and then perform JSON decoding after decoding. The function of its function is to decode the encoded URL string; 2. When encoding JSON , just don’t encode Chinese.
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