The *ordinal*.rangeBands and *ordinal*.rangeRoundBands methods have been replaced with a new subclass of ordinal scale: [band scales](https://github.com/d3/d3-scale#band-scales). The following code in 3.x:
```js
varx=d3.scaleOrdinal()
varx=d3.scale.ordinal()
.domain(["a","b","c"])
.rangeBands([0,width]);
```
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@@ -781,7 +781,7 @@ The new [*band*.padding](https://github.com/d3/d3-scale#band_padding), [*band*.p
Similarly, the *ordinal*.rangePoints and *ordinal*.rangeRoundPoints methods have been replaced with a new subclass of ordinal scale: [point scales](https://github.com/d3/d3-scale#point-scales). The following code in 3.x:
```js
varx=d3.scaleOrdinal()
varx=d3.scale.ordinal()
.domain(["a","b","c"])
.rangePoints([0,width]);
```
...
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@@ -806,7 +806,7 @@ The [ordinal scale constructor](https://github.com/d3/d3-scale#ordinal-scales) n