JQuery .each 用法 對象Array var array = [1, 2, 3, 4, 5]; $.each(array, function(index, value) { console.log(index + ": " + value); }); 結果: 0: 1 1: 2 2: 3 3: 4 4: 5 對象Json var people = [ { name: "John", age: 30, city: "New York" }, { name: "Jane", age: 25, city: "Chicago" }, { name: "Mike", age: 35, city: "Los Angeles" } ]; $.each(people, function(index, person) { console.log("Name: " + person.name + ", Age: " + person.age + ", City: " + person.city); }); 結果: Name: John, Age: 30, City: New York Name: Jane, Age: 25, City: Chicago Name: Mike, Age: 35, City: Los Angeles 列出JSon每個屬性 var data = {}; data.name = 'Alex'; data.id = "1"; $.each(data, function (key, value) { alert('key=' + key); alert('value=' + value); }); 結果: key=name value=Alex