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List; add swap(index0, index1)

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ruby0x1
2020-12-03 13:17:53 -08:00
parent 62009870a8
commit 38f50fe091
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doc/site/modules/core/list.markdown
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@ -127,6 +127,17 @@ System.print(list) //> [6, 7, 8, 9]
It is a runtime error if `comparer` is not a function.
### **swap**(index0, index1)
Swaps values inside the list around. Puts the value from `index0` in `index1`,
and the value from `index1` at `index0` in the list.
<pre class="snippet">
var list = [0, 1, 2, 3, 4]
list.swap(0, 3)
System.print(list) //> [3, 1, 2, 0, 4]
</pre>
### **[**index**]** operator
Gets the element at `index`. If `index` is negative, it counts backwards from