pub fn flesch_reading_ease_score(text: &str) -> f64Expand description
Flesch Reading Ease Score (FRES)
FRES range is 100 (very easy) - 0 (extremely difficult)
Requires counting words, sentences, and syllables
See https://en.wikipedia.org/wiki/Flesch%E2%80%93Kincaid_readability_tests for more information