📅  最后修改于: 2022-03-11 15:01:46.145000             🧑  作者: Mango
var first = "a", last = "z";
for(var i = first.charCodeAt(0); i <= last.charCodeAt(0); i++) {
document.write( eval("String.fromCharCode(" + i + ")") + " " );
}