myString.localeCompare( compareString ) in ECMAScript 262

Compare the string to the argument in the current locale.

Arguments

nametypedescription
compareString String The string to compare to the c
Return Type
Number

Description

This return value of this function depends on the specific implementation. From the specification:

"The result is intended to order strings in the sort order specified by the system default locale, and will be negative, zero, or positive, depending on whether [the calling string] comes before [compareString] in the sort order, the strings are equal, or [the calling string] comes [compareString] that in the sort order, respectively."