Judgment path

1、 Function description

Judge whether the specified path exists, return true if it exists, and return false if it does not exist.

2、 Attribute description

●Output to variable: the variable to which the result is output.

●Path: the path of the file to be read.

●Absolute path: select whether the entered file address is an absolute path.

3、 Use example

Example: judge whether the path of the presentation file under the presentation folder exists, and if so, read the size of the file. Running the process, you can see that the size of the file printed at the output is 12125k.