To load a txt file, you can call the function LoadTextFile. And then you can call the function SplitString to split the texts to lines. You can also call SplitString again to split a line to values. The following sample show you how to load a text file and split its content.
Load Text File

You can download the sample from LoadTextFile.zip
And you can learn more about the function SplitString from http://blog.robot-soft.com/how-to-split-string.

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