JavaScript: String.prototype.concat
str.concat(str1, str2 etc)
Join string, same as str+str1+str2+…
console.log( "a".concat ( "b", "c") === "abc" ); // true
str.concat(str1, str2 etc)
Join string, same as str+str1+str2+…
console.log( "a".concat ( "b", "c") === "abc" ); // true