提交pad点餐设置问题
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@@ -438,3 +438,15 @@ export function formatDecimal(num = 0, decimal = 2, isInt = false) {
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return parseFloat(num).toFixed(decimal);
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}
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}
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/**
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* 传入数组,以及要交换位置的2个元素的下标
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* @param {*} arr
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* @param {*} i1
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* @param {*} i2
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* @returns
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*/
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export function swapArrayEle(arr, i1, i2) {
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arr[i1] = arr.splice(i2, 1, arr[i1])[0];
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return arr;
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}
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