How to pad a string with leading zeros of a fixed length. in regex expression for mongoDB native query. For example, for length of 4: ‘12’ → ‘0012’ ‘123’ → ‘0123’ ‘1234’ → ‘1234’

I wrote a blog post a while back showing how to do it: [image] Aggregation Helper Functions: lpad Likes technical puzzles, world travel and fancy food Asya

How to pad a string?

Working with Data

Asya_Kamsky (Asya Kamsky) September 24, 2021, 8:58pm 2

I wrote a blog post a while back showing how to do it:

Asya

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