I want to restrict my array length to a specific size?

Question

For example, I have an array = []. I want to restrict the array length. How should I initialize it? Is there anything for restricting the size?in Javascript i cant make it? i have a JSON data with 250 length,i want them to restrict to first 20 values?

MH2K9 · Accepted Answer · 2019-03-18T11:44:41.297

0

Define array size. Example:

var arr = new Array(5);

edited Mar 18 '19 at 11:44

answered Mar 18 '19 at 11:37

MH2K9

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This does not restrict the size of the array, it only initilalizes it on construction. You can still do arr.push(...) – jo_va Mar 18 '19 at 11:48

I want to restrict my array length to a specific size?

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