| title | tags | goal | date | |
|---|---|---|---|---|
Splice using Array.splice |
|
Front-End Engineering |
2019-06-01 |
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changes array contents in place by removing or replacing existing elements and/or adding new elements
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remove a range of elements:
gas.splice(0,4) // removes first four elements- splice in new elements at the beginning, middle, or end, replacing the Index → Count range defined by the first two args:
gas.splice(1, 0, 'foo', 'bar'); // inserts two new els at idx 1