init

.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

.idea/go_chat_api_util.iml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="Go" enabled="true" />
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/go_chat_api_util.iml" filepath="$PROJECT_DIR$/.idea/go_chat_api_util.iml" />
+    </modules>
+  </component>
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

common.go

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+package go_chat_api_util
+func GetMusk(phone string) string {
+	if phone == "" {
+		return phone
+	}
+	phoneMask := ""
+	list := []byte(phone)
+	lenS := len(phone)
+	if lenS > 7 {
+		asterisk := ""
+		for i := 0; i < lenS-7; i++ {
+			asterisk += "*"
+		}
+		phoneMask = string(list[:3]) + asterisk + string(list[lenS-4:])
+	} else if lenS >= 5 {
+		phoneMask = string(list[:2]) + "**" + string(list[lenS-2:])
+	} else {
+		phoneMask = phone
+	}
+	return phoneMask
+}

go.mod

@@ -0,0 +1 @@
+module "gitdxz.51daxuetong.cn/go_dev/go_chat_api_util"