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add a note about with empty string

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Younies Mahmoud 2020-05-19 15:34:48 +02:00
parent 6eb9a88e82
commit b88aeeecf5
1 changed files with 9 additions and 7 deletions
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16
icu4c/source/i18n/unicode/numberformatter.h
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@ -2044,7 +2044,7 @@ class U_I18N_API NumberFormatterSettings {
/**
* Specifies the usage of the unit ("person", "road", "person" ...etc.)
*
* NOTE: `usage` will change the output unit depending on the `Locale`
* NOTE: `usage` will change the output unit depending on the `Locale`
* and the unit value.
* For Example:
* Locale: en_US
@ -2052,14 +2052,16 @@ class U_I18N_API NumberFormatterSettings {
* Unit : Meter
*
* If the unit value is 0.25, the output will be "10 inches."
* If the unit value is 1.50, the output will be
* If the unit value is 1.50, the output will be
* "4 feet and 11 inches"
*
* NOTE: If the input usage is not exist (e.g. "dance") or is misspelled,
* the usage will be **fall backed** to the "default" usage.
*
* Pass this method a `StringPiece` that represents the usage of
* the unit. For example:
* NOTE: If the input usage is empty `StringPiece` (i.e. "") the usage
* will be resetted. Thus means the behaviour would not be effected by any
* `usage` values.
*
* NOTE: If the input usage is not exist (e.g. "dance")
* or is misspelled, the usage will be **fall backed** to the "default"
* usage.
*
* <pre>
* NumberFormatter::with().usage("person")