communications app, popup lib

lib/utility/strings.d.ts

@@ -2,4 +2,5 @@ export function nullOrEmpty(s?: string | any | null): boolean
 export function contains(s: string, key: string | any, ignoreCase?: boolean): boolean
 export function endsWith(s: string, suffix: string): boolean
 export function padStart(s: string, num: Number, char: string): boolean
-export function formatUrl(msg: string): string
+export function formatUrl(msg: string): string
+export function escapeHtml(text: string): string

lib/utility/strings.html

@@ -54,6 +54,12 @@
     <p>
         把超链接解析替换为图标
     </p>
+    <h2>escapeHtml</h2>
+    <code>function escapeHtml(text: string): string</code>
+    <h3>text: string</h3>
+    <p>
+        解析转换 html 代码为显示内容
+    </p>
     <hr />
     <h2>用法</h2>
     <pre>const util = window["lib-utility"];

lib/utility/strings.js

@@ -34,7 +34,7 @@ function formatUrl(msg) {
     //const urlArrray = str.match(urlReg);
     const p = /(http|ftp|https):\/\/.+?(\s|\r\n|\r|\n|\"|\'|\*|$)/g;
     const r = msg.match(p);
-    msg = htmlencode(msg);
+    msg = escapeHtml(msg);
 
     if (r?.length > 0) {
         const rs = [];
@@ -50,7 +50,17 @@ function formatUrl(msg) {
         }
     }
 
-    return msg
+    return msg;
+}
+
+function escapeHtml(text) {
+    if (text == null) {
+        return '';
+    }
+    return String(text)
+        .replaceAll('&', '&')
+        .replaceAll('<', '&lt;')
+        .replaceAll('>', '&gt;')
         .replaceAll('\r\n', '<br/>')
         .replaceAll('\n', '<br/>')
         .replaceAll('  ', '&nbsp;');
@@ -61,5 +71,6 @@ export {
     contains,
     endsWith,
     padStart,
-    formatUrl
+    formatUrl,
+    escapeHtml
 }