php7 cannot use mysql

php7 cannot use mysql

After many people upgrade from php5 to php7, the program cannot run normally, especially The mysql database cannot be connected. Let’s take a look at the solution.

After upgrading php7, I found that some projects that have been completed and placed locally cannot be used normally. This is because the functions of the mysql_ class have been abandoned by php7. In fact, As early as php5, the official has made it clear that this type of function will be abandoned. The following is a comparison of query data after php5 and php7 associate the database:

php5: 

php7: 

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