How to filter a big list
David Glasgow
david at dvglasgow.wanadoo.co.uk
Wed Oct 21 14:07:56 EDT 2009
On 21 Oct 2009, at 6:00 pm, Jérôme Rosat wrotewrote:
>> Filtering takes the most time when I type the first and the
>> second letter. That takes approximately 800 milliseconds for the
>> first char and about 570 milliseconds for the second char. The
>> repeat loop with the "contains" operator is a little beat slower
>> (about 50 milliseconds) than the "filter ... with". There is no
>> significant difference when the third char or more is typed. Of
>> course I filter a variable before to put it in the list field
How about the filter with only kicks in after the second or third
character is typed? The first two characters take a disproportionate
amount of time, and probably don't reduce the list size substantially.
David Glasgow
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