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symbolicjs [2025/05/12 18:19] – Yuki | symbolicjs [2025/05/12 21:22] (current) – Yuki | ||
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</ | </ | ||
- | Of course, a few of those are not needed, | + | Of course, a few of those are not needed, can be removed if you don't need them, and those identifiers can always be shorter. We need at least enough to spell '' |
<code javascript> | <code javascript> | ||
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[$$$_, | [$$$_, | ||
</ | </ | ||
+ | |||
+ | < | ||
===== Execute arbitrary code ===== | ===== Execute arbitrary code ===== | ||
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===== Build more letters ===== | ===== Build more letters ===== | ||
- | We can then use `btoa` to get a lot of the letters we're missing: | + | We can then use `btoa` to get a lot of the letters we're missing, most notably '' |
<code javascript> | <code javascript> | ||
- | [K, | + | [K, |
</ | </ | ||
<code javascript> | <code javascript> | ||
- | [, | + | [, |
</ | </ | ||
+ | |||
+ | < | ||
+ | It's useful to save ''" | ||
+ | </ | ||
===== Build the global object ===== | ===== Build the global object ===== | ||
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<code javascript> | <code javascript> | ||
- | _=$($$_$+$$+$_+$$$_+$$_$+$_$+____$+$_+$$$$$+$$$+$$$$)() | + | _=$(_+$_+$$$$$+$$$+$$$$)() |
</ | </ | ||
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</ | </ | ||
- | ===== Final result | + | ===== console.log example |
<code javascript> | <code javascript> | ||
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[, | [, | ||
[$$$_, | [$$$_, | ||
- | $=(_=> | + | $=(_=> |
- | [, | + | [, |
- | $($$_$+$$+$_+$$$_+$$_$+$_$+____$+$_+$$$$$+$$$+$$$$)() | + | $($$_$+$$+$_+$$$_+$$_$+$_$+____$+$_+$$$$$+$$$+$$$$)() // $(" |
- | [$_$_$+$___+$_$+$$$$+$___+$$_$$+$$][$$_$$+$___+$__$]($$$$$+$$+$$_$$+$$_$$+$___) | + | [$_$_$+$___+$_$+$$$$+$___+$$_$$+$$][$$_$$+$___+$__$]($$$$$+$$+$$_$$+$$_$$+$___) // console.log(" |
</ | </ | ||
<code javascript> | <code javascript> | ||
- | [, | + | [, |
- | [$_$_$+$___+$_$+$$$$+$___+$$_$$+$$][$$_$$+$___+$__$]($$$$$+$$+$$_$$+$$_$$+$___) | + | |
</ | </ |