For learning Yoruba language it is necessary to know alphabets in Yoruba. You have to know alphabets in Yoruba to learn writing in Yoruba language. Yoruba alphabets are the building blocks of Yoruba language. There are 29 characters in Yoruba alphabets. Yoruba alphabets are made up of Yoruba vowels and Yoruba consonants. The Yoruba alphabets contain 12 vowels and 17 consonants. Yoruba vs German gives a comparison between Yoruba and German alphabets.
Yoruba script is also known as Yoruba writing system or Yoruba orthography. The set of visible signs used to represent units of Yoruba language in a systematic way is called Yoruba Script. The Yoruba language uses Latin i.e. Yoruba alphabets are derived from Latin script. The script decides the writing direction of the any language, hence the writing direction of Yoruba is Not Available. Learn Yoruba Greetings where you will find some interesting phrases.
Is Yoruba hard to learn? The answer to this question is that it depends on one's native language. One should start learning Yoruba language with Yoruba alphabets and Yoruba phonology.
Time taken to learn any language that is mentioned here is the approximate time required to learn specific language for the person who is proficient in English. You can also go through all Indian Languages and find if Yoruba is one of the language of India.