From cbb9d1dce2698b02e4e5fdffd342ed72cfc50939 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Mon, 15 Mar 2021 16:36:25 +0800
Subject: [PATCH] 实现 h5 开发中 rem 转换 px
---
common/Tools.js | 30 +++++++++++++++++++++++++++++-
1 files changed, 29 insertions(+), 1 deletions(-)
diff --git a/common/Tools.js b/common/Tools.js
index 3cc3497..a7a9a44 100644
--- a/common/Tools.js
+++ b/common/Tools.js
@@ -5,7 +5,6 @@
import moment from 'moment';
import Taro from '@tarojs/taro';
-import { $ } from '@tarojs/extend';
export class Tools {
@@ -20,6 +19,22 @@
mask: true,
duration: 2000,
});
+ }
+
+ /**
+ * URL参数解析
+ * @param {String} name
+ * @param {String} [search]
+ * @return {String|Null}
+ */
+ static getUrlParam(name, search = window.location.search) {
+ const reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)', 'i');
+ const r = search.substr(1).match(reg);
+ if (r !== null) {
+ return decodeURIComponent(r[2]);
+ } else {
+ return null;
+ }
}
/**
@@ -428,5 +443,18 @@
return /^1[3456789]\d{9}$/.test('' + phone);
}
+}
+// h5 中，实现 rem 转换 px
+if (process.env.NODE_ENV === 'development' && process.env.TARO_ENV === 'h5') {
+ const p1 = {
+ x: parseFloat(Taro.pxTransform(10, 750)), y: 10,
+ };
+ const p2 = {
+ x: parseFloat(Taro.pxTransform(1000, 750)), y: 1000,
+ };
+ window.rem = val => {
+ const px = (val - p1.x) * (p2.y - p1.y) / (p2.x - p1.x) + p1.y;
+ console.info(Math.round(px) + 'px');
+ };
}
\ No newline at end of file
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