Python Learning In Debian Linux-Control Flow

Python has three control flow statements:If,ForAndWhile.

1. If statement usage (if... Elif... else)

Code:

Run:

Note:Raw_inputThe function requires that a string be input., IntConverts the string to an integer.

2. For statement usage (for... else)

Code:

Run:

Note:ElseSome are optional. If else is included, it is always inForRun the statement once after the loop ends. Else Will not execute the break statement.

Range (, 2) generates a number sequence table,The step size is 2 and does not include 10.

3. While statement usage (while... else)

Code:

Run:

Note:ElseSome are optional. If else is included, it is always inWhileRun the statement once after the loop ends. Else Will not execute the break statement.