您可以設定電子商務事件，收集使用者的購物行為資訊。這些活動可讓您量化最熱銷的產品，瞭解促銷活動和置入性行銷對收益的影響。
本文件將說明各種電子商務事件，以及設定事件的時機。如需設定電子商務事件的逐步範例，請參閱「設定購買事件」。
事前準備
確認您已將 Google 代碼加進網站，並且可以存取 Analytics 和網站原始碼。
建議
- 啟用偵錯模式，即可查看即時事件並排解問題。
- 透過電子商務事件傳送自訂參數時，請詳閱自訂維度和指標限制。
- 傳送
value(收益) 資料時，請設定currency，確保收益指標計算正確無誤。 - 設定您有資料的每個電子商務參數，無論參數是否為選用參數。
- 您可以前往電子商務網站範例查看如何在網站上加入代碼。
實作
以電子商務來說，一般實務上會評估下列動作：
這些動作的核心就是您銷售的產品與服務。您可以將代表產品和服務的一系列項目加入電子商務事件。除了規定的參數外，您最多可以在項目陣列中加入 27 個自訂參數。
以下範例說明如何建立本指南所參照的 items 集合。items 陣列最多可包含 200 個元素。
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
},
{
item_id: "SKU_12346",
item_name: "Google Grey Women's Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 3.33,
index: 1,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "gray",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 21.01,
quantity: 2
}
]
從清單中選取商品
當使用者看到結果清單時，請傳送 view_item_list 事件，包括包含顯示項目的 items 陣列參數。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "view_item_list", {
item_list_id: "related_products",
item_list_name: "Related products",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
使用者選取清單中的項目後，請傳送 select_item 事件，並在 items 陣列參數中附上所選項目。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "select_item", {
item_list_id: "related_products",
item_list_name: "Related products",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
查看商品詳細資料
如要評估商品詳細資料的瀏覽次數，請在使用者查看商品詳細資料畫面時傳送 view_item 事件。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "view_item", {
currency: "USD",
value: 30.03,
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
在購物車中新增或移除商品
如要評估加入購物車的商品，請傳送 add_to_cart 事件，並在 items 陣列中加入相關商品。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "add_to_cart", {
currency: "USD",
value: 30.03,
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
您也可以傳送 add_to_wishlist 事件，並在 items 陣列中加入相關項目，藉此評估商品何時加入願望清單。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "add_to_wishlist", {
currency: "USD",
value: 30.03,
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
],
});
當使用者之後查看購物車時，請傳送包含購物車中所有商品的 view_cart 事件。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "view_cart", {
currency: "USD",
value: 30.03,
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
如要評估使用者從購物車中移除商品的時間，請傳送 remove_from_cart 事件。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "remove_from_cart", {
currency: "USD",
value: 30.03,
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
啟動結帳程序
如要評估結帳程序的第一個步驟，請傳送 begin_checkout 事件，其中包含使用相關欄位定義的一或多個項目。您也可以在這個階段將優待券新增至事件，藉此將優待券新增至整個訂單，或是將優待券新增至 items 陣列中的特定元素，以便套用至特定商品。如要進一步瞭解要傳送的參數，請參閱「事件參考資料」。
gtag("event", "begin_checkout", {
currency: "USD",
value: 30.03,
coupon: "SUMMER_FUN",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
當使用者繼續進行結帳程序並新增運送資訊時，請傳送 add_shipping_info 事件。使用參數 shipping_tier 指定使用者的運送選項，例如「陸運」、「空運」或「次日」。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "add_shipping_info", {
currency: "USD",
value: 30.03,
coupon: "SUMMER_FUN",
shipping_tier: "Ground",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
使用者提交付款資訊時傳送 add_payment_info 事件。如果適用，請為所選付款方式的事件加入 payment_type。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "add_payment_info", {
currency: "USD",
value: 30.03,
coupon: "SUMMER_FUN",
payment_type: "Credit Card",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
購買或退款
如要評估購買交易，請傳送 purchase 事件，並在相關欄位中定義一或多個項目。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "purchase", {
transaction_id: "T_12345",
// Sum of (price * quantity) for all items.
value: 72.05,
tax: 3.60,
shipping: 5.99,
currency: "USD",
coupon: "SUMMER_SALE",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
},
{
item_id: "SKU_12346",
item_name: "Google Grey Women's Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 3.33,
index: 1,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "gray",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 21.01,
promotion_id: "P_12345",
promotion_name: "Summer Sale",
quantity: 2
}]
});
如要評估退款，請傳送 refund 事件，並指定相關的 transaction_id，以及使用 item_id 和 quantity 定義的一或多個項目。建議您在 refund 事件中加入商品資訊，以便在 Analytics 中查看商品層級退款指標。
如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "refund", {
currency: "USD",
transaction_id: "T_12345", // Transaction ID. Required for purchases and refunds.
value: 30.03,
coupon: "SUMMER_FUN",
shipping: 3.33,
tax: 1.11,
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
套用促銷活動
電子商務功能支援評估內部宣傳活動的曝光次數和點擊次數，例如用於宣傳特價的橫幅廣告。
促銷活動曝光次數通常會以初始畫面瀏覽次數為基準，方法是傳送 view_promotion 事件，並附上指定促銷商品的商品參數。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "view_promotion", {
creative_name: "Summer Banner",
creative_slot: "featured_app_1",
promotion_id: "P_12345",
promotion_name: "Summer Sale",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
]
});
如要指出使用者點選了促銷活動，請傳送 select_promotion 事件，並將該項目做為項目參數。如要進一步瞭解要傳送的參數，請參閱事件參考資料。
gtag("event", "select_promotion", {
creative_name: "Summer Banner",
creative_slot: "featured_app_1",
promotion_id: "P_12345",
promotion_name: "Summer Sale",
items: [
{
item_id: "SKU_12345",
item_name: "Stan and Friends Tee",
affiliation: "Google Merchandise Store",
coupon: "SUMMER_FUN",
discount: 2.22,
index: 0,
item_brand: "Google",
item_category: "Apparel",
item_category2: "Adult",
item_category3: "Shirts",
item_category4: "Crew",
item_category5: "Short sleeve",
item_list_id: "related_products",
item_list_name: "Related Products",
item_variant: "green",
location_id: "ChIJIQBpAG2ahYAR_6128GcTUEo",
price: 10.01,
quantity: 3
}
],
});