Myronkaifung quickstart add php (#1333)

* Update install-mixpanel.mdx

* Update identify-users.mdx

* Update track-events.mdx

* Update constants.ts

Author: myronkaifung

pages/docs/quickstart/identify-users.mdx

@@ -47,6 +47,22 @@ You may want to disable ip geolocation when using a server-side SDK. You can lea
 
 </Tab>
 
+<Tab>
+```shell php
+// create/update a profile for user id 12345
+$mp->people->set('USER_ID', array(
+    '$first_name'       => "John",
+    '$last_name'        => "Doe",
+    '$email'            => "[email protected]",
+    '$phone'            => "5555555555",
+    "Favorite Color"    => "red"
+));
+````
+
+You may want to disable ip geolocation when using a server-side SDK. You can learn more in [Server-Side Best Practices](/docs/tracking-best-practices/server-side-best-practices)
+
+</Tab>
+
 <Tab>
 ```javascript
 mixpanel.people.set('USER_ID', {

pages/docs/quickstart/install-mixpanel.mdx

@@ -80,6 +80,39 @@ mp = Mixpanel("YOUR_TOKEN")
 ````
 </Tab>
 
+<Tab>
+##### Install the SDK
+
+**Install with Composer**
+
+1. Add mixpanel/mixpanel-php as a dependency and run composer update:
+
+```shell php
+"require": {
+    ...
+    "mixpanel/mixpanel-php" : "2.*"
+    ...
+}
+```
+**Install Manually**
+
+1. [Download the Mixpanel PHP Library](https://github.com/mixpanel/mixpanel-php/archive/master.zip)
+2. Extract the zip file to a directory called "mixpanel-php" in your project root
+
+##### Configure the SDK
+Replace `YOUR_TOKEN` with your project token. You can find your token [here](https://mixpanel.com/settings/project).
+```shell php
+<?php
+// import Mixpanel
+require 'mixpanel-php/lib/Mixpanel.php';
+
+// get the Mixpanel class instance, replace with your project token
+$mp = Mixpanel::getInstance("YOUR_TOKEN");
+
+?>
+````
+</Tab>
+
 <Tab>
 ##### Install the SDK
 ```shell Node.js

pages/docs/quickstart/track-events.mdx

@@ -50,6 +50,19 @@ _ Github: [Browse the Open Source SDKs](https://github.com/mixpanel)
 
 </Tab>
 
+<Tab>
+```shell php
+$mp->track("button clicked", array("label" => "sign-up"));
+```
+
+🎉 Congratulations, you've tracked your first event! You can see it in Mixpanel via the [Events page](https://mixpanel.com/report/events).
+
+**More resources:**
+_ Docs: [Read the Python SDK Doc](/docs/tracking-methods/sdks/php/)
+_ Github: [Browse the Open Source SDKs](https://github.com/mixpanel)
+
+</Tab>
+
 <Tab>
 ```js Node.js
 // Note: you must supply the USER_ID

utils/constants.ts

@@ -1,6 +1,7 @@
 export const dataItems = {
     'javascript': `Javascript`,
     'python': `Python`,
+    'php': `PHP`,
     'node': `Node`,
     'go': `Go`,
     'ruby': `Ruby`,