一种格式就足够了。您可以在条目中使用多个占位符NSStringLocalizedFormatKey
,并为每个占位符使用带有复数规则的单独字典。例子:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>apples_and_pears</key>
<dict>
<key>NSStringLocalizedFormatKey</key>
<string>%#@num_apples@ : %#@num_pears@</string>
<key>num_apples</key>
<dict>
<key>NSStringFormatSpecTypeKey</key>
<string>NSStringPluralRuleType</string>
<key>NSStringFormatValueTypeKey</key>
<string>ld</string>
<key>zero</key>
<string>no apple</string>
<key>one</key>
<string>1 apple</string>
<key>other</key>
<string>%ld apples</string>
</dict>
<key>num_pears</key>
<dict>
<key>NSStringFormatSpecTypeKey</key>
<string>NSStringPluralRuleType</string>
<key>NSStringFormatValueTypeKey</key>
<string>ld</string>
<key>zero</key>
<string>no pear</string>
<key>one</key>
<string>1 pear</string>
<key>other</key>
<string>%ld pears</string>
</dict>
</dict>
</dict>
</plist>
用法:
let apples = 1
let pears = 3
let format = NSLocalizedString("apples_and_pears", comment: "")
let applesAndPears = String.localizedStringWithFormat(format, apples, pears)
print(applesAndPears) // 1 apple : 3 pears
这可以与位置参数结合使用:如果格式更改为
<key>NSStringLocalizedFormatKey</key>
<string>%2$#@num_pears@ : %1$#@num_apples@</string>
然后输出变为“3梨:1苹果”。