How to use Boolean operation of shape path in Photoshop?

The usage of Boolean operation in Photoshop is as follows:

1. First open ps to create a new canvas, as shown in the figure below, and then go to the next step.

2. Secondly, after completing the above steps, select the rectangular marquee tool. At this point, the Boolean operation command will appear at the top of the toolbar. * * * There are four tools, and we can choose the required command as needed, as shown in the figure below, and then go to the next step.

3. Then, after completing the above steps, first select the rectangular box selection tool, and then arbitrarily pull a new box selection. Its shortcut key is the m key. Of course, you can also choose the elliptical marquee tool as needed, as shown in the figure below, and then proceed to the next step.

4. Then, after completing the above steps, select the second Boolean operation command, that is, addition. When you pull on the canvas, a plus sign will appear, and the shortcut key is Shift, as shown in the figure below, and then go to the next step.

5. Then, after completing the above steps, execute the third command in Boolean operation, that is, subtraction. A minus sign appears when you drag on the canvas. Its shortcut key is Alt, as shown in the figure below, and then go to the next step.

6. Finally, after completing the above steps, execute the fourth command in Boolean operation, which means to select the cross part of the selection, and a multiplication symbol will appear when dragging on the canvas. Its shortcut key is shift.

? +alt, as shown in the figure below. The above is the usage of Boolean operation.