UNI-APP_uni-app微信小程序支付调用，调用支付JSAPI缺少参数:total_fee

Love The Way You Lie 2022-11-14 11:59 1067阅读 0赞

# 微信小程序调用微信支付 #

uni.getProvider({  //获取支付类型
    	service: 'payment',
    	success(reson) { 
    		uni.requestPayment({  //下面参数为必传
    			provider: reson.provider[0], //支付类型
    			appId: appId, //小程序Appid
    			timeStamp: timeStamp, //创建订单时间戳
    			nonceStr: nonceStr,
    			package: _package, // 订单包 package:"prepay_id=wx21**************"
    			signType: 'MD5', // 加密方式统一'MD5'
    			paySign: paySign, // 后台支付签名返回
    			success(res) {  
    				uni.showToast({ 
    				    title: "支付成功",
    					icon:'none',
    				    duration: 2000
    				});
    				setTimeout(() => {  //支付成功跳转
    					uni.navigateBack()
    				}, 1200)
    			},
    			fail(err) { 
    				uni.showToast({ 
    				    title: "支付失败",
    					icon:'none',
    				    duration: 2000
    				});
    				setTimeout(() => {  //支付失败跳转
    					uni.navigateBack()
    				})
    			}
    		})
    	}
    })

# 调用支付JSAPI缺少参数:total\_fee #

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDU5OTkzMQ_size_16_color_FFFFFF_t_70]

[微信文档][Link 1]  
缺少package参数，或者package参数错误  
package参数格式应该是这样： package:“prepay\_id=wx2017033010242291fcfe0db70013231072”  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDU5OTkzMQ_size_16_color_FFFFFF_t_70 1]

package:"prepay_id=wx21**************"

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDU5OTkzMQ_size_16_color_FFFFFF_t_70]: /images/20221022/d367011fdbb14bc78809d6cd7efec0a8.png
[Link 1]: https://pay.weixin.qq.com/wiki/doc/api/wxa/wxa_api.php?chapter=7_7&index=5
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NDU5OTkzMQ_size_16_color_FFFFFF_t_70 1]: /images/20221022/4a51b6433fee42e09f9a656f67343e65.png