If you're dealing with tree structures, like in a nested JSON data object, you may want to select deeply nested items across multiple sub-structures and then use flat() to flatten the array. An example in Ruby is flattening a list of data attributes from a database request. If you're using es2019 on the backend with node.js, flat() could be useful in that case.
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If you're dealing with tree structures, like in a nested JSON data object, you may want to select deeply nested items across multiple sub-structures and then use
flat()to flatten the array. An example in Ruby is flattening a list of data attributes from a database request. If you're using es2019 on the backend with node.js,flat()could be useful in that case.