JavaScript

Grundlagen

Variablen

• https://wiki.selfhtml.org/wiki/JavaScript/Variable

Konkrete Optionen

Get selected value in dropdown list using JavaScript

• ttps://stackoverflow.com/questions/1085801/get-selected-value-in-dropdown-list-using-javascript

Style mit JavaScript inline setzen

• https://www.javascripttutorial.net/javascript-dom/javascript-style/

Einblenden und Ausblenden mit JavaScript und CSS

• https://www.it-swarm.com.de/de/javascript/einblenden-und-ausblenden-mit-javascript-und-css/972803707/

How TO - JavaScript Progress Bar

• https://www.w3schools.com/howto/howto_js_progressbar.asp
• https://www.w3schools.com/howto/tryit.asp?filename=tryhow_js_progressbar_3