URLパラメーター部分の文字列は"document.location.search"プロパティで取得できます。 substring(1)メソッドを呼び出すことで2文字目 ...
The Rest parameter is a feature in JavaScript that allows you to represent an indefinite number of arguments as an array. It is denoted by three dots (...) followed by the name of the array that will ...
Your browser does not support the audio element.