uview-plus组件库全面升级更新，订单结算判断支付方式是否可用代码调整，公众号关注二维码修改

uni_modules/uview-plus/components/u-th/u-th.vue

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+<template>
+	<view class="u-th" :style="[thStyle]">
+		<slot></slot>
+	</view>
+</template>
+
+<script>
+	import { props } from './props';
+	import { mpMixin } from '../../libs/mixin/mpMixin';
+	import { mixin } from '../../libs/mixin/mixin';
+	import { addUnit, $parent } from '../../libs/function/index';
+	/** 
+	 * Td 表格中的单元格
+	 * @description 
+	 * @tutorial url
+	 * @property {String | Number} 
+	 * @event {Function}
+	 * @example
+	 */
+	export default {
+		name: 'u-th',
+		mixins: [mpMixin, mixin, props],
+		props: {
+			// 宽度，百分比或者具体带单位的值，如30%， 200rpx等，一般使用百分比
+			width: {
+				type: [String],
+				default: ''
+			}
+		},
+		data() {
+			return {
+				thStyle: {}
+			}
+		},
+		created() {
+			this.parent = false;
+		},
+		mounted() {
+			this.parent = $parent.call(this, 'u-table');
+			if (this.parent) {
+				// 将父组件的相关参数，合并到本组件
+				let style = {};
+				if (this.width) style.flex = `0 0 ${this.width}`;
+				style.textAlign = this.parent.align;
+				style.padding = this.parent.padding;
+				style.borderBottom = `solid 1px ${this.parent.borderColor}`;
+				style.borderRight = `solid 1px ${this.parent.borderColor}`;
+				Object.assign(style, this.parent.thStyle);
+				this.thStyle = style;
+			}
+		}
+	}
+</script>
+
+<style lang="scss" scoped>
+	.u-th {
+		@include flex;
+		flex-direction: column;
+		flex: 1;
+		justify-content: center;
+		font-size: 28rpx;
+		color: $u-main-color;
+		font-weight: bold;
+		background-color: rgb(245, 246, 248);
+	}
+</style>