![]() ![]()
You are using on MS : ctrl m, MAC OS : cmd m, iPhone/android: shake your device then look for the " disable Remote Debug JS" and click it.īeside above, how do you inspect in react native? To inspect elements, open your app in Simulator > press Cmd D > select Show Inspector. You should see your message in the Chrome console.Also to know is, how do I stop react native debugger?ĭ keyboard shortcut when your app is running in the iOS Simulatoror, or ?M when running in an Android emulator on Mac OS and Ctrl M on Windows and Linux. Save App.js, then in the emulator double tap R to reload the app. When Chrome opens, press to open the console.Īdd some debugging code to App.js for example, add a line to the end of the file:Ĭonsole.log(“This is a message from my code to the console”) With the emulator in the foreground, press on the keyboard. Return to the emulator and “Double tap R on your keyboard to reload”. Replace “Welcome to React Native!” with something personal and save the file. If all goes well this should have a successful build and the Metro window should show a build process and the emulator should show “Welcome to React Native!”. With the SDK location selected above and found on the SDK System Settings: Just as we did with above with JAVA_HOME, we now need to set an environment variable for Define location with sdk.dir in the local.properties file or with an ANDROID_HOME environment variable.” The process should get further but is likely to give you an error: “C:\Program Files\Android\Android Studio\jre”Ĭlose the node window and reopen the command shell and try again To solve this open your system settings and add an environment variable for “ERROR: JAVA_HOME is not set and no ‘java’ command could be found in your PATH.” On the original command prompt, you may see the following: If you get a Windows Security Alert asking if you want allow an application to communicate on the network, click “Allow access”:Įrrors from Missing Environment Variables This will open a new “node” window with the title “Running Metro Bundler on port 8081.” CREATE REACT NATIVE APP RUN ANDROID EMULATOR MAC INSTALLNpm install -g react react-native react-native-cli Build an Appįrom a command prompt enter the following: When that finishes run the following in a command shell: Install Node.js accepting all the defaults. The emulator will show in the Task Manager as “qemu-system-x86_64.exe” and will take a lot of memory and CPU! Install React Native Tools I got a warning that that the emulator is using a “compatibility renderer”, which is fine with me. We may want to create another one with “Google Play”.Ĭlick the green arrow under the Actions column to start an emulator. Note that this is a “Google API” emulator. Select the AVD (Android Virtual Device) Manager command to view the emulator that got created for you. ![]() Make a note of this since we will need it for the ANDROID_HOME environment variable later: Select the SDK Manager command to confirm that you have installed an SDK in a path without a space. When it finishes we have the Welcome screen. The download and unzip process takes some time. So, I’ll just put the SDK into C:\Android. Note that the dialog warns that the SDK location should not contain whitespace: : Check the box to install the Android Virtual Device. ![]() Install Android Studio and Emulatorĭownload Android Studio and install both Android Studio and Android Virtual Device. CREATE REACT NATIVE APP RUN ANDROID EMULATOR MAC WINDOWS 10For this exercise I’m starting with a clean install of Windows 10 64-bit and I will walk through the steps I took, including the errors I encountered (so that if you get the same errors you might find this blog post!). CREATE REACT NATIVE APP RUN ANDROID EMULATOR MAC HOW TOI’m presently teaching a class on mobile application development and have decided to share my notes about how to get things working. Define location with sdk.dir in the local.properties file or with an ANDROID_HOME environment variable.” Introduction ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |