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Filter element customization

Recommend Shunde Hualv environmental protection filter element technology

发布日期:2021-10-14 11:08    点击次数:195

answer 1:

are you talking about the filter function of array? The filter native implementation of array can only pass one method.

is used as follows% 26nbsp;

syntax

var NEW_ Array = array.filter (callback [, thisarg])

parameter

callback

is used to test the function of each element of the array. Call with parameter% 26nbsp; (element, index, array)。




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