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anseki 2017-08-30 13:08:29 +09:00
parent 921bbc285d
commit 9e7684f359
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@ -1469,7 +1469,7 @@ For example:
```js ```js
items = ['item-A', 'item-B', 'item-C', 'item-D', 'item-E']; items = ['item-A', 'item-B', 'item-C', 'item-D', 'item-E'];
index = readlineSync.keyInSelect(items, null, index = readlineSync.keyInSelect(items, null,
{cancel: 'Show more items than $<itemsCount>'}); {cancel: 'Show more than $<itemsCount> items'});
``` ```
```console ```console
@ -1478,7 +1478,7 @@ index = readlineSync.keyInSelect(items, null,
[3] item-C [3] item-C
[4] item-D [4] item-D
[5] item-E [5] item-E
[0] Show more items than 5 [0] Show more than 5 items
``` ```
##### <a name="utility_methods-keyinselect-additional_placeholders-firstitem"></a>`firstItem` ##### <a name="utility_methods-keyinselect-additional_placeholders-firstitem"></a>`firstItem`
@ -1556,7 +1556,7 @@ The placeholder is replaced to a string that is got by a `parameter`.
Both the `(text1)` and `(text2)` are optional. Both the `(text1)` and `(text2)` are optional.
A more added `'$'` at the left of the placeholder is used as an escape character, it disables a placeholder. For example, `'$$<foo>'` is replaced to `'$<foo>'`. If you want to put a `'$'` which is *not* an escape character at the left of a placeholder, specify it like `'$<($)bufferSize>'`, then it is replaced to `'$1024'`. A more added `'$'` at the left of the placeholder is used as an escape character, it disables a placeholder. For example, `'$$<foo>'` is replaced to `'$<foo>'`. If you want to put a `'$'` which is *not* an escape character at the left of a placeholder, specify it like `'$<($)bufferSize>'`, then it is replaced to `'$1024'`.
At the each position of `'(text1)'` and `'(text2)'`, `'text1'` and `'text2'` are put when a string that was got by a `parameter` has length more than 0. If that got string is `''`, a placeholder with or without `'(text1)'` and `'(text2)'` is replaced to `''`. At the each position of `'(text1)'` and `'(text2)'`, `'text1'` and `'text2'` are put when a string that was got by a `parameter` has more than 0 length. If that got string is `''`, a placeholder with or without `'(text1)'` and `'(text2)'` is replaced to `''`.
For example, a warning message that means that the command the user requested is not available: For example, a warning message that means that the command the user requested is not available: