# Guard

- [guardArray()](/type/guard/guardarray.md)
- [guardBigInt()](/type/guard/guardbigint.md)
- [guardBoolean()](/type/guard/guardboolean.md)
- [guardClass()](/type/guard/guardclass.md)
- [guardDate()](/type/guard/guarddate.md)
- [guardDefined()](/type/guard/guarddefined.md)
- [★ guardFalse()](/type/guard/guardfalse.md)
- [guardFunction()](/type/guard/guardfunction.md)
- [guardInstance()](/type/guard/guardinstance.md)
- [guardKey()](/type/guard/guardkey.md)
- [guardNull()](/type/guard/guardnull.md)
- [guardNumber()](/type/guard/guardnumber.md)
- [guardNumberBetween()](/type/guard/guardnumberbetween.md)
- [guardObject()](/type/guard/guardobject.md)
- [guardObjectKey()](/type/guard/guardobjectkey.md)
- [guardObjectKeyIn()](/type/guard/guardobjectkeyin.md)
- [guardObjectKeys()](/type/guard/guardobjectkeys.md)
- [guardObjectKeysIn()](/type/guard/guardobjectkeysin.md)
- [guardObjectSomeKeys()](/type/guard/guardobjectsomekeys.md)
- [guardPrimitive()](/type/guard/guardprimitive.md)
- [guardRegExp()](/type/guard/guardregexp.md)
- [★ guardString()](/type/guard/guardstring.md)
- [guardStringIncludes()](/type/guard/guardstringincludes.md)
- [guardStringIncludesSome()](/type/guard/guardstringincludessome.md)
- [guardStringLength()](/type/guard/guardstringlength.md)
- [guardStringLengthBetween()](/type/guard/guardstringlengthbetween.md)
- [guardSymbol()](/type/guard/guardsymbol.md)
- [★ guardTrue()](/type/guard/guardtrue.md)
- [guardType()](/type/guard/guardtype.md)
- [guardUndefined()](/type/guard/guardundefined.md)