About 50 results
Open links in new tab
  1. Is there a JavaScript equivalent of PHP’s “variable variables”?

    Unlike PHP, JavaScript doesn't offer access to the globals array (which contains references to all the variable names currently declared). As such, JavaScript does not offer native support for variable …

  2. What does $_ mean in PowerShell? - Stack Overflow

    4 $_ is a variable created by the system usually inside block expressions that are referenced by cmdlets that are used with pipe such as Where-Object and ForEach-Object. But it can be used also in other …

  3. What does the @ symbol before a variable name mean in C#?

    Mar 18, 2016 · I understand that the @ symbol can be used before a string literal to change how the compiler parses the string. But what does it mean when a variable name is prefixed with the @ symbol?

  4. Difference between ++variable and variable++ - Stack Overflow

    Difference between ++variable and variable++ Asked 11 years, 10 months ago Modified 8 years, 10 months ago Viewed 6k times

  5. python - How do I create variable variables? - Stack Overflow

    I know that some other languages, such as PHP, support a concept of "variable variable names" - that is, the contents of a string can be used as part of a variable name. I heard that this...

  6. Why do we use _ in variable names? - Stack Overflow

    Aug 1, 2011 · The underscore in variable names is completely optional. Many programmers use it to differentiate private variables - so instance variables will typically have an underscore prepended to …

  7. Scripting a post response in Bruno as an environment variable

    Oct 2, 2024 · The toString() method converts the raw response data into a string format, while the trim() method removes any leading or trailing whitespace from the string. These changes ensure the …

  8. ++someVariable vs. someVariable++ in JavaScript - Stack Overflow

    Aug 12, 2010 · In JavaScript you can use ++ operator before (pre-increment) or after the variable name (post-increment). What, if any, are the differences between these ways of incrementing a variable?

  9. Adding a directory to the PATH environment variable in Windows

    Mar 3, 2012 · I am trying to add C:\\xampp\\php to my system PATH environment variable in Windows. I have already added it using the Environment Variables dialog box. But when I type into my console: …

  10. Setting JAVA_HOME environment variable in MS Windows

    13 Set the JAVA_HOME Variable Windows 7 – Right click My Computer and select Properties > Advanced Windows 8 – Go to Control Panel > System > Advanced System Settings Windows 10 – …