typescript array join code example
Example 1: join last element of array javascript with different value
['tom', 'dick', 'harry'].join(', ').replace(/, ([^,]*)$/, ' and $1')
> "tom, dick and harry"
Example 2: array.join typescript
var arr = new Array("First","Second","Third");
var str = arr.join();
console.log("str : " + str );
var str = arr.join(", ");
console.log("str : " + str );
var str = arr.join(" + ");
console.log("str : " + str );