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Query keywords for php Data Access and php Data keywords

Source: Internet
Author: User
Tags learn php programming
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Query keywords for php Data Access and php Data keywords

This example shares the php query implementation code for your reference. The details are as follows:

1. A keyword Query

Home page:

<Html> 



Encapsulation class:


<? Phpclass QiChe {public $ localhost = "localhost"; // server public $ uid = "root"; // user name public $ password = ""; // password // SQL Method for executing the query statement: // parameter description: $ SQL indicates the SQL statement to be executed; $ type indicates the type of the SQL statement, and 0 indicates the query, 1 is other (add, delete, modify, and Query); $ db indicates the public function Query of the database to be queried ($ SQL, $ type = "0", $ db = "mydb ") {$ dbconnect = new MySQLi ($ this-> localhost, $ this-> uid, $ this-> password, $ db );! Mysqli_connect_error () or die ("connection failed! "); $ Result = $ dbconnect-> query ($ SQL); if ($ type = 0) {return $ result-> fetch_all ();} else {return $ result ;}}}




Running result:






2. query multiple keywords


Home page:


<Html> 

Running result:




The above is all the content of this article. I hope it will help you learn php programming.

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Related Keywords:
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