How do I fetch only few elements in a list of items/array
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This example demonstrates fetching only few elements in a list of items/array.
In the solution shown below, you will see the colors "Green" and "Red" are fetched from an array "["Blue","Green","Red","Yellow"]" using "slice(<first index of element,last index of the element+1>)" javascript method in "storeEval" command and stored into a variable.
Solution:
| # | Command | Target | Value |
|---|---|---|---|
| Fetching only few elements from an array | |||
| 1 | storeEval |
function f(){ var colors_list = ["Blue","Green","Red","Yellow"]; var colors=colors_list.slice(1,3); return colors[0]+","+colors[1]; }f(); |
colors |
Tips, Tricks, Gotchas & Best Practices:
- As a best practice, it is always advisable to define the variable names without any spaces and if you want to differentiate the words, use underscores.
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