32 lines
702 B
Markdown
32 lines
702 B
Markdown
|
---
|
||
|
|
title: getId()
|
||
|
|
---
|
||
|
|
|
||
|
|
Calling `getId()` in a part's draft method will return an integer the can be used as an
|
||
|
|
for ID Points/Paths/Snippets. This method will ensure the ID is unique by
|
||
|
|
keeping an internal incremental counter of the IDs that have been used.
|
||
|
|
It is typically used when programatically adding points, paths, or snippets.
|
||
|
|
|
||
|
|
## getId() signature
|
||
|
|
|
||
|
|
```js
|
||
|
|
int|string getId(prefix='')
|
||
|
|
```
|
||
|
|
|
||
|
|
This methiod takes an optional parameter that will be used as a prefix for the ID.
|
||
|
|
|
||
|
|
## getId() example
|
||
|
|
|
||
|
|
```js
|
||
|
|
cont part = {
|
||
|
|
name: 'examples.getid',
|
||
|
|
draft: ({ Point, points, getId, part }) => {
|
||
|
|
for (let i=0;i<10;i++) {
|
||
|
|
points[getId()] = new Point(i*10, i*10)
|
||
|
|
}
|
||
|
|
|
||
|
|
return part
|
||
|
|
}
|
||
|
|
}
|
||
|
|
```
|