# CollatorOptions
Options to be passed into the constructor method.
NOTE
This is an abstract type. Any object of this structure can be used where this type is used.
# Properties
# caseFirst
Indicates if upper case or lower case characters should sort first.
Can be set to one of the following:
'upper'Upper case characters are sorted before lower case characters.'lower'Lower case characters are sorted before upper case characters.'false'Use the locale's default case handling.
This option is ignored on Android.
Default: false
# ignorePunctuation
Indicates if punctuation characters should be ignored during the compare.
This option is ignored on Android.
Default: false
# localeMatcher
The locale matching algorithm to use.
Can be set to 'lookup' or 'best fit'.
This option is ignored on Android.
Default: best fit
# numeric
Indicates if numbers in string should be compared as integers.
When set true, strings containing numbers will be sorted as '1' < '2' < '10' by their numeric
value instead of by their character codes.
This option is ignored on Android.
Default: false
# sensitivity
Indicates how characters should be compared.
Can be set to one of the following:
'base'Strings that differ in base letters are unequal. For examplea !== b,a === á,a === A'accent'Strings that differ in base letters and accents are unequal. For examplea !== b,a !== á,a === A'case'Strings that differ in base letters or casing are unequal. For examplea !== b,a === á,a !== A'variant'Strings that differ in base letters, accents, or casing are unequal. For examplea !== b,a !== á,a !== A
Default: variant
# usage
Indicates if the comparison is for sorting or searching when matching strings.
Can be set to 'sort' or 'search'.
This option is ignored on Android.
Default: sort