Example analysis of php value assignment and address assignment usage

This article mainly introduces the usage of value assignment and address assignment in php, and analyzes common value assignment techniques in php in details in the form of examples, for more information about php value assignment and address assignment, see the following example. Share it with you for your reference. The details are as follows:

<? Php $ name = 'Simon '; // assign values to the variable $ name (assign values) $ name_ B = $ name; // assign values to the variable $ name_ B (assign values) $ addr = & $ name; // assign a value to the variable $ addr (assign an address) $ name = "Eline"; // change the value of $ name echo $ name; // Output $ name. The value of $ name is changed. echo $ name_ B; // Output $ name_ B. The value of $ name_ B is not changed. echo $ addr; // Output $ addr, and the value of $ addr is changed. $ addr = "Helen"; // change the value of $ addr echo $ name; // Output $ name, the value of $ name has changed. echo $ addr; // Output $ addr. Does the value of $ addr change?>

I hope this article will help you with php programming.