Determines the writing system's directionality based on characters tests.

$ component install component/directionality

var dir = require('directionality');
dir('الولايات المتحدة الأمريكية'); // 'rtl'
dir('Hello world'); // 'ltr'

The decision is made based on the first character of the input string, testing for a range of unicode characters that belong to rtl or ltr languages (see API to learn how to access the regular expressions).

Returns 'rtl' for right-to-left text, and 'ltr' for left-to-right text.

Access the regular expression of ltr characters.

Access the regular expression of rtl characters.

MIT