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This article mainly introduces "case sharing of php process control switch". In daily operation, I believe that many people have doubts about the case sharing of php process control switch. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts of "php process control switch case sharing". Next, please follow the editor to study!

Switch allows you to choose from multiple possible results of a scalar (expression).

Syntax:

Switch (expr) {case result1: statement1 break; case result2: statement2 break;. Default: statement}

The system calculates the value of expr and selects the following corresponding execution statements according to the calculation results (result1, result2, etc.). If all the case results do not match, the statements in default will be executed.

Example:

Prompt

There can be multiple case conditions.

The results after case are not limited to numbers, but can also be characters or other types supported by PHP.

Default is not necessary.

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