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pentesting-web/xss-cross-site-scripting/README.md
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@ -1032,6 +1032,16 @@ Find some [**tools for XSS here**](xss-tools.md)**.**
## Other JS tricks ## Other JS tricks
### "--" Assignment
The decrement operator `--` is also an asignment. This operator takes a value and then decrements it by one. If that value is not a number, it will be set to `NaN`. This can be used to **remove the content of variables from the environment**.
![](../../.gitbook/assets/image%20%28556%29.png)
![](../../.gitbook/assets/image%20%28555%29.png)
### Arrow functions ### Arrow functions
Arrow functions allow you to generate functions in a sigle line more easily \(if you understand them\) Arrow functions allow you to generate functions in a sigle line more easily \(if you understand them\)