string.js

// string  method list 
 // length (retuns the entire length)
 // toUpperCase()  (converts entire string to upper case)
 // toLowerCase()  (converts entire string to lower case)
 // charAt(index) (index starts from 0 , if we give 2 , 3 rd word will be output
 // indexOf ()    () should mention in string "a" 
 // lastIndexOf () doubt???? same should mention in a string "c" i will take the last alphabet if ccc last c 
 // slice() (it will show output only as last 5 words) (+ if we put , first 5 words will cut and output shows)
// substring () (substring means print the first words from 0-7 like chennai has 7 words)
// replace ()
// replace all ()
// trim ()    strarting and ending same remove 
// split()    seprate the words , part part 
// join ()    join the words which we split (it will be join the slpitted words)
// concat ()  is used to connect one para to another para in the end
// startsWith ()  string starts with - only starting alphabet  - its a boolean format - true or false
// endsWith ()    string ends with last - word - aplphabet - its a boolean format - true or false
// includes ()    checking whether the word is we given inside string is there or noe - true or flase



var a = "chennai city centre"
console.log(a.charAt(2));
console.log(a.indexOf("e"));
console.log(a.lastIndexOf("e"));
console.log(a.slice(-5));
console.log(a.substring(0,7));
console.log(a.replace("chennai","inox"));
console.log(a.replaceAll("e", "E"));
console.log(a.trim(""));
console.log(a.split(""). join (""));
console.log(a.concat(" nice to join"));
console.log(a.startsWith("c"));
console.log(a.endsWith("c"));
console.log(a.includes("b"));