Difference between Java and JavaScript | Java vs JavaScript


  • JavaScript often abbreviated as JS, JavaScript is a programming language (“scripting language”) that conforms to the ECMAScript specification. JavaScript is high-level, often just in time compiled, and multi-paradigm.
  • JavaScript is an object-based scripting language.
  • JavaScript supports event-driven, functional, and imperative programming styles.
  • JavaScript engines were originally used only in web browsers, but they are now embedded in some servers, usually via Node.js.
  • JavaScript was developed by Netscape in 1995.
  • JavaScript code is written for the web browser.
  • JavaScript code is maintained inside a web page.
  • JavaScript is lightweight.
  • JavaScript is weakly typed and does not require definitions for all variables.
  • JavaScript objects are prototype-based.
  • JavaScript do not create stand-alone applications. JavaScript is implemented using JavaScript statements that are placed within the <script>… </script>.
  • JavaScript file has file extension “.js” and it is interpreted but not compiled, every browser has the JavaScript interpreter to execute JS code
  • JavaScript requires less memory therefore it is used in web pages.
  • Javascript has event based approach to concurrency.

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  • Java is a general-purpose programming language that is class-based, object-oriented, and designed to have as few implementation dependencies as possible.
  • Java promised, “Write Once, Run Anywhere” (WORA).
  • Java is an object-oriented programming language.
  • Java programming language was originally developed by Sun Microsystems which was initiated by James Gosling and released in 1995 as a core component of Sun Microsystems’ Java platform (Java 1.0 [J2SE]).
  • Java is a Standalone language and contained within a web page and integrates with its HTML content.
  • Java programs require more memory.
  • Java is strongly typed and requires all variables to have a declared type.
  • Java objects are class-based.
  • Java applications are run in a virtual machine or web browser.
  • Java code is compiled then run.
  • Java program has file extension “.Java” and translates source code into bytecodes which is executed by JVM(Java Virtual Machine).
  • Java has a thread based approach to concurrency

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Pradip Mehta

I am a well-organized professional in Drupal Development and PHP web development with strong script handling knowledge or automation process with PHP. I have advanced computer skills and am a proficient multitasker.

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