Japanese version. JavaScript can be created with a text editor and a web browser. There are tools for development, but they are complex and require a lot of learning, so start learning in a simple environment at first. A text editor can be Notepad for the practice stage. Other than Notepad, Notepad++ and Sublime Text are candidates. Chrome is recommended as the web browser. Simple programming and execution examples Open Notepad, create a new file, and enter the following code: A save dialog box will appear, so save the file as “sample.html”. Then, open the saved “sample.html” file with Google Chrome, and a dialog box will appear, displaying “Hello, world! … Continue reading Development and Testing Using Chrome.(JavaScript)