Ablestate Corhort 1 javascript session

string methods

console.clear();
//console.log("test");
/**
 * string.substr(start[, lenght]): Extracted  a portion of a string beginning from start and ending at start plus length.
 * The return is the extraction begins from the end of the string.
 * If start is out of bounds or greater than the string.lenght an empty string will be returned.
 * If you don't specify the lenght but specify the start then the return from the start to the end of the string.
 * If you dont specify the beginning and end or if you don't specify arguments it returns the entire  string.
 * 
 */
 
let olunyiliri = `Buganda kifo kili mu masekati ge'gwanga eliyitibwa Uganda`;

console.log(olunyiliri.length)
let buganda = olunyiliri.substr(0, 7);
console.log(buganda);

let ekifo= olunyiliri.substr(8, 4);
console.log(ekifo);

let sikitufu = olunyiliri.substr(70, 5);
console.log(sikitufu);

let extractUganda = olunyiliri.substr(-6);
console.log(extractUganda);

let extractFrom21 = olunyiliri.substr(21);
console.log(extractFrom21);

let examiningWithOutArgs = olunyiliri.substr();
console.log(examiningWithOutArgs);

/**
 * string.substring(indexA [, indexB])
 * Get a subset string from a given string based on index A and index B. Index B is optional.
 * If we specify -8 value for IndexA we get the entire string back.
 */

let getKifo = olunyiliri.substring(8, 12);
console.log(getKifo);

let getFromIndex8 = olunyiliri.substring(8);
console.log(getFromIndex8);

let getFromNegative = olunyiliri.substring(-8);
console.log(getFromNegative);