Scriptable and Interactive
PowerShell can be used as a scripting language by creating reusable scripts that can automate various tasks, and it can also be used interactively by opening up a console window and entering commands line-by-line.
In interactive mode, PowerShell is intelligent enough to know when a command is not complete and actually displays >> on a new line when it believes a complete command has not been entered. Figure 14.2 shows an example of the console in interactive mode. The commands shown in this Figure are part of an if-else construct where commands entered on each line are tied to the conditions that were entered on the prior line; notice the >> characters on the left-hand side of the figure. After entering all the commands, ...
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