JS arrays, strings, JSON convert each other

Array to String

var arr = [1,2,3,4, ' Bud ', ' merge ']; var str = arr.join (', '//  1,2,3,4, bud, merge

Array of string turns

var str = ' 1,2,3,4, bud, merge '; var arr = str.split (', '); Console.log (arr);      // ["1", "2", "3", "4", "Bud", "merge"]   array console.log (arr[4]);  // Bud

string-to-array, array-to-array format, array-format-to-array

var str = ' 1,2,3,4, bud, merge '; var arr = str.split (', '); var strify = json.stringify (arr); Console.log (arr);        // ["1", "2", "3", "4", "Bud", "merge"]   array console.log (arr[4]);    // Budd Console.log (strify);    // ["1", "2", "3", "4", "Bud", "merge"]   string var arrparse = json.parse (strify); Console.log ( Arrparse);   // ["1", "2", "3", "4", "Bud", "merge"]   array

JS Array, string, json convert to each other