Two weeks ago I wrote an article about a FileMaker custom function I needed to preprocess some data imported from the web. I used this custom function in an auto-enter calculation to immediately preprocess the data while being imported. I created a server-side script that does the import every morning. But when I discovered that the import was taking over an hour every day, I saw it deserves some optimization. I used FM Bench Detective and optimized the custom function to evaluate up to several hundreds times faster…

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