API 的工作原理是什么？ 通过 API，您无需了解实施原理，也能将您的产品或服务与其他的互通。这样可以简化应用的开发，节省时间和成本。在您开发新的工具和产品，或管理现有工具和产品时，强大灵活的 API 可以帮助您简化设计、管理和使用，并带来更多创新机遇。
API 有时被视为合同，而合同文本则代表了各方之间的协议：如果一方以特定方式发送远程请求，该协议规定了另一方的软件将如何做出响应。
API电商接口包含很多，下面一个图概括了现有的电商平台。
大家熟知的淘宝/天猫、1688（阿里巴巴）、京东、拼多多、国外的亚马逊、Lazdda等等各大电商平台api接口，api参数齐全，满足各个需求。
item_get-获得淘宝商品详情
公共参数：
请求参数：num_iid=520813250866&is_promotion=1
参数说明：num_iid:淘宝商品ID
is_promotion:是否获取取促销价
请求示例：
响应示例：
{"item": {"num_iid": "520813250866","title": "三刃木折叠刀过安检创意迷你钥匙扣钥匙刀军刀随身多功能小刀包邮",
"desc_short": "",
"price": 25.8,
"total_price": 0,
"suggestive_price": 0,
"orginal_price": "25.80",
"nick": "欢乐购客栈",
"num": "832",
"min_num": 0,
"detail_url": "item.taobao.com/item.htm?id…","pic_url": "//img.alicdn.com/imgextra/i4/2596264565/TB2p30elFXXXXXQXpXXXXXXXXXX_!!2596264565.jpg","brand": "三刃木","brandId": "4036703",
"rootCatId": "50013886",
"cid": "50014822",
"favcount": "4824",
"fanscount": "1469",
"crumbs": [],
"created_time": "",
"modified_time": "",
"delist_time": "",
"desc": "<p style="text-align:center;"><span style="color:#ff0000;"><span style="font-size:24.0px;">小店所有产品都支持刻字，如需刻字，拍之前联系客服即可。
<p style="text-align:center;"><span style="font-size:18.0px;">炎炎夏日来临，一把随身携带便携式的折叠小刀，<span style="color:#ff0000;">带开瓶器功能，喝酒不用愁。（钥匙刀不带开瓶器功能） <p style="text-align:center;"><strong style="color:#000000;line-height:1.5;"><span style="font-size:18.0px;"><span style="line-height:18.0px;">可以当吊牌项链装饰，也可当钥匙扣挂饰， 水果刀 开瓶器 户外防身. <p style="text-align:center;"><strong style="line-height:1.5;"><span style="font-size:24.0px;">部分客户跟我们反映链子质量还不够好，因此小店已重新订购一批质量更好的链子赠送，<span style="color:#ff0000;">加量不加价，只为让你买的更舒心，戴的更放心。 <p style="text-align:center;"><span style="font-size:36.0px;">购买就送<span style="color:#ff0000;">工具刀卡和链子一条 <p style="text-align:center;"><span style="font-size:36.0px;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2Sci2jXXXXXXFXpXXXXXXXXXX_!!2596264565.png" size="611x442"> <p style="text-align:center;"><span style="font-size:18.0px;">璀璨钻石套餐包含【SK016D钥匙扣+GJ019C折叠刀+GJ017D工具卡】<img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2wWohmXXXXXX8XXXXXXXXXXXX_!!2596264565.jpg" size="750x600" /> <p style="text-align:center;"><span style="font-size:18.0px;">超凡大师套餐包括【304不锈钢钥匙扣+GJ019C折叠刀+GJ017D工具卡】<a href="//item.taobao.com/item.htm?id=520798805877" target="blank"><img align="absmiddle" src="//img.alicdn.com/imgextra/i4/2596264565/TB2_uiXnFXXXXXBXXXXXXXXXXXX!!2596264565.jpg_q90.jpg" style="float:none;margin:0.0px;" /> <p style="text-align:center;"> <p style="text-align:center;"><span style="font-size:18.0px;">最强王者套餐包括【钛钢钥匙扣+GJ019C折叠刀+GJ017D工具卡】<a href="//item.taobao.com/item.htm?id=520801586805" target="blank"><img align="absmiddle" src="//img.alicdn.com/imgextra/i4/2596264565/TB2Gm9xnFXXXXbmXXXXXXXXXXXX!!2596264565.jpg_q90.jpg" style="float:none;margin:0.0px;" /> <p style="text-align:center;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB28Ox4b77OyuJjSsplXXXqdpXa_!!2596264565.jpg" size="749x553"> <img align="absmiddle" src="//img.alicdn.com/imgextra/i1/2596264565/TB2.mTddVXXXXbeXpXXXXXXXXXX_!!2596264565.jpg" style="line-height:1.5;" size="750x653"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB21Ro.jl0lpuFjSszdXXcdxFXa_!!2596264565.jpg" size="750x653"> <img align="absmiddle" src="//img.alicdn.com/imgextra/i4/2596264565/TB2q9CelVXXXXcUXXXXXXXXXXXX_!!2596264565.jpg" size="750x340"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB21EX9lVXXXXaXXpXXXXXXXXXX_!!2596264565.jpg" size="750x416"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2udCylVXXXXXgXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i1/2596264565/TB2EARxjB8lpuFjSspaXXXJKpXa_!!2596264565.jpg" size="750x515"> <img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2ssuwlVXXXXafXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2nAHqgyC9MuFjSZFoXXbUzFXa_!!2596264565.jpg" size="750x606"> <img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2ahCelVXXXXc_XXXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2w1JnjwRkpuFjy1zeXXc.6FXa_!!2596264565.jpg" size="750x469"> <img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2C902lVXXXXbnXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i1/2596264565/TB2sGR3lVXXXXblXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i1/2596264565/TB2ZBGxlVXXXXXMXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i1/2596264565/TB2MjWklVXXXXcaXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2UgV3lVXXXXbdXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2ip5XlVXXXXX2XpXXXXXXXXXX_!!2596264565.jpg_q90.jpg"> <img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2sMTBdVXXXXXlXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2d3HfdVXXXXahXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i4/2596264565/TB2AVbBdVXXXXXkXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2nf_wdVXXXXaMXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i4/2596264565/TB2dLYddVXXXXbtXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2H1_adVXXXXbWXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2eBzsdVXXXXbuXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i4/2596264565/TB2dOTndVXXXXcCXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB2fK2tdVXXXXbkXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i2/2596264565/TB29zjedVXXXXaFXpXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;"><img align="absmiddle" src="//img.alicdn.com/imgextra/i3/2596264565/TB2i7rmdVXXXXcTXXXXXXXXXXXX_!!2596264565.jpg_q90.jpg" style="line-height:1.5;" />","item_imgs": [{"url": "//img.alicdn.com/imgextra/i4/2596264565/TB2p30elFXXXXXQXpXXXXXXXXXX_!!2596264565.jpg"
},
{
"url": "//img.alicdn.com/imgextra/i2/2596264565/TB2onxRlVXXXXcDXpXXXXXXXXXX_!!2596264565.jpg"
},
{
"url": "//img.alicdn.com/imgextra/i1/2596264565/TB2a.x.lVXXXXXPXpXXXXXXXXXX_!!2596264565.jpg"
},
{
"url": "//img.alicdn.com/imgextra/i2/2596264565/TB2iWE6bKZkyKJjSszbXXblwFXa_!!2596264565.jpg"
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{
"url": "//img.alicdn.com/imgextra/i4/2596264565/TB2j2cTXib_F1JjSZFzXXc6KXXa_!!2596264565.jpg"
}
],
"item_weight": "0",
"item_size": "",
"location": "广东深圳",
"post_fee": "",
"express_fee": "0.00",
"ems_fee": "",
"shipping_to": "广东广州白云区",
"has_discount": "false",
"video": [],
"is_virtual": "",
"sample_id": "",
"is_promotion": "false",
"props_name": "1627207:1347647754:颜色分类:长方形带开瓶器+送工具刀卡+链子;1627207:1347647753:颜色分类:椭圆形带开瓶器+送工具刀卡+链子;1627207:1195392087:颜色分类:GJ018X钥匙刀+送工具刀卡+链子;1627207:1331112595:颜色分类:超凡大师套餐【送工具卡+链子】;1627207:1331112594:颜色分类:最强王者套餐【送工具卡+链子】;1627207:1331264247:颜色分类:璀璨钻石套餐【送工具卡+链子】",
"prop_imgs": {
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{
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"props": [
{
"name": "品牌",
"value": "三刃木"
},
{
"name": "产地",
"value": "中国"
},
{
"name": "颜色分类",
"value": "长方形带开瓶器+送工具刀卡+链子,椭圆形带开瓶器+送工具刀卡+链子,GJ018X钥匙刀+送工具刀卡+链子,超凡大师套餐【送工具卡+链子】,最强王者套餐【送工具卡+链子】,璀璨钻石套餐【送工具卡+链子】"
},
{
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{
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"value": "5个及以下"
},
{
"name": "货号",
"value": "GJ019C"
},
{
"name": "附加功能",
"value": "开瓶器,刀,螺丝刀,钥匙圈,其他"
}
],
"total_sold": "1",
"skus": {
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{
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{
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{
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},
"seller_info": {
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"cid": null,
"delivery_score": "4.8 ",
"item_score": "4.8 ",
"score_p": "4.8 "
},
"tmall": "false",
"error": "",
"warning": "",
"url_log": [],
"stuff_status": "",
"shopinfo": {
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"shop_id": "127203758"
},
"data_from": "mtop",
"method": "item_mtop:item_get",
"promo_type": null,
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"secache": "d8bd20b8f0d9df02dd030dd374110240",
"secache_time": 1591841298,
"secache_date": "2020-06-11 10:08:18",
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"cache": 1,
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"server_time": "Beijing/2020-06-11 10:12:27",
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