Module
x/zod/index.ts>ZodString#toLowerCase
TypeScript-first schema validation with static type inference
Extremely Popular
benchmarkshelperslocalesobjectUtilutilzParseStatusSchemaZodAnyZodArrayZodBigIntZodBooleanZodBrandedZodCatchZodDateZodDefaultZodDiscriminatedUnionZodEffectsZodEnumZodErrorZodFunctionZodIntersectionZodLazyZodLiteralZodMapZodNaNZodNativeEnumZodNeverZodNullZodNullableZodNumberZodObjectZodOptionalZodPipelineZodPromiseZodReadonlyZodRecordZodSchemaZodSetZodStringZodSymbolZodTransformerZodTupleZodTypeZodUndefinedZodUnionZodUnknownZodVoidParseContextParseResultZodAnyDefZodArrayDefZodBigIntDefZodBooleanDefZodBrandedDefZodCatchDefZodCustomIssueZodDateDefZodDefaultDefZodDiscriminatedUnionDefZodEffectsDefZodEnumDefZodFunctionDefZodIntersectionDefZodInvalidArgumentsIssueZodInvalidDateIssueZodInvalidEnumValueIssueZodInvalidIntersectionTypesIssueZodInvalidLiteralIssueZodInvalidReturnTypeIssueZodInvalidStringIssueZodInvalidTypeIssueZodInvalidUnionDiscriminatorIssueZodInvalidUnionIssueZodLazyDefZodLiteralDefZodMapDefZodNaNDefZodNativeEnumDefZodNeverDefZodNotFiniteIssueZodNotMultipleOfIssueZodNullableDefZodNullDefZodNumberDefZodObjectDefZodOptionalDefZodPipelineDefZodPromiseDefZodReadonlyDefZodRecordDefZodSetDefZodStringDefZodSymbolDefZodTooBigIssueZodTooSmallIssueZodTupleDefZodTypeDefZodUndefinedDefZodUnionDefZodUnknownDefZodUnrecognizedKeysIssueZodVoidDefAnyZodObjectAnyZodTupleArrayCardinalityArrayKeysarrayOutputTypeAssertArrayAsyncParseReturnTypebaseObjectInputTypebaseObjectOutputTypeBRANDCatchallInputCatchallOutputCustomErrorParamsDenormalizedErrordeoptionalDIRTYEffectEnumLikeEnumValuesErrorMapCtxFilterEnumIndicesinferinferFlattenedErrorsinferFormattedErrorInnerTypeOfFunctioninputInputTypeOfTupleInputTypeOfTupleWithRestINVALIDIpVersionIssueDataKeySchemamergeTypesnoUnrecognizedobjectInputTypeobjectOutputTypeObjectPairOKOuterTypeOfFunctionoutputOutputTypeOfTupleOutputTypeOfTupleWithRestParseInputParseParamsParsePathParsePathComponentParseReturnTypePassthroughTypePreprocessEffectPrimitiveProcessedCreateParamsRawCreateParamsRecordTypeRefinementRefinementCtxRefinementEffectSafeParseErrorSafeParseReturnTypeSafeParseSuccessScalarsSomeZodObjectStringValidationSuperRefinementSyncParseReturnTypeTransformEffecttypecastTypeOftypeToFlattenedErrorUnknownKeysParamValuesWriteableZodBigIntCheckZodDateCheckZodDiscriminatedUnionOptionZodErrorMapZodFirstPartySchemaTypesZodFormattedErrorZodIssueZodIssueBaseZodIssueCodeZodIssueOptionalMessageZodNonEmptyArrayZodNullableTypeZodNumberCheckZodOptionalTypeZodParsedTypeZodRawShapeZodStringCheckZodTupleItemsZodTypeAnyZodUnionOptionsanyarraybigintbooleancoercedatedefaultErrorMapdiscriminatedUnioneffectEMPTY_PATHenumfunctiongetParsedTypeinstanceofintersectionisAbortedisAsyncisDirtyisValidlatelazyliteralmakeIssuemapnannativeEnumneverNEVERnullnullablenumberobjectobooleanonumberoptionalostringpipelinepreprocesspromisequotelessJsonrecordsetstrictObjectstringsymboltransformertupleundefinedunionunknownvoidaddIssueToContextcustomdatetimeRegexgetErrorMapsetErrorMapZodFirstPartyTypeKindobjectUtilutilParseStatusSchemaZodAnyZodArrayZodBigIntZodBooleanZodBrandedZodCatchZodDateZodDefaultZodDiscriminatedUnionZodEffectsZodEnumZodErrorZodFunctionZodIntersectionZodLazyZodLiteralZodMapZodNaNZodNativeEnumZodNeverZodNullZodNullableZodNumberZodObjectZodOptionalZodPipelineZodPromiseZodReadonlyZodRecordZodSchemaZodSetZodStringZodSymbolZodTransformerZodTupleZodTypeZodUndefinedZodUnionZodUnknownZodVoidParseContextParseResultZodAnyDefZodArrayDefZodBigIntDefZodBooleanDefZodBrandedDefZodCatchDefZodCustomIssueZodDateDefZodDefaultDefZodDiscriminatedUnionDefZodEffectsDefZodEnumDefZodFunctionDefZodIntersectionDefZodInvalidArgumentsIssueZodInvalidDateIssueZodInvalidEnumValueIssueZodInvalidIntersectionTypesIssueZodInvalidLiteralIssueZodInvalidReturnTypeIssueZodInvalidStringIssueZodInvalidTypeIssueZodInvalidUnionDiscriminatorIssueZodInvalidUnionIssueZodLazyDefZodLiteralDefZodMapDefZodNaNDefZodNativeEnumDefZodNeverDefZodNotFiniteIssueZodNotMultipleOfIssueZodNullableDefZodNullDefZodNumberDefZodObjectDefZodOptionalDefZodPipelineDefZodPromiseDefZodReadonlyDefZodRecordDefZodSetDefZodStringDefZodSymbolDefZodTooBigIssueZodTooSmallIssueZodTupleDefZodTypeDefZodUndefinedDefZodUnionDefZodUnknownDefZodUnrecognizedKeysIssueZodVoidDefAnyZodObjectAnyZodTupleArrayCardinalityArrayKeysarrayOutputTypeAssertArrayAsyncParseReturnTypebaseObjectInputTypebaseObjectOutputTypeBRANDCatchallInputCatchallOutputCustomErrorParamsDenormalizedErrordeoptionalDIRTYEffectEnumLikeEnumValuesErrorMapCtxFilterEnumIndicesinferinferFlattenedErrorsinferFormattedErrorInnerTypeOfFunctioninputInputTypeOfTupleInputTypeOfTupleWithRestINVALIDIpVersionIssueDataKeySchemamergeTypesnoUnrecognizedobjectInputTypeobjectOutputTypeObjectPairOKOuterTypeOfFunctionoutputOutputTypeOfTupleOutputTypeOfTupleWithRestParseInputParseParamsParsePathParsePathComponentParseReturnTypePassthroughTypePreprocessEffectPrimitiveProcessedCreateParamsRawCreateParamsRecordTypeRefinementRefinementCtxRefinementEffectSafeParseErrorSafeParseReturnTypeSafeParseSuccessScalarsSomeZodObjectStringValidationSuperRefinementSyncParseReturnTypeTransformEffecttypecastTypeOftypeToFlattenedErrorUnknownKeysParamValuesWriteableZodBigIntCheckZodDateCheckZodDiscriminatedUnionOptionZodErrorMapZodFirstPartySchemaTypesZodFormattedErrorZodIssueZodIssueBaseZodIssueCodeZodIssueOptionalMessageZodNonEmptyArrayZodNullableTypeZodNumberCheckZodOptionalTypeZodParsedTypeZodRawShapeZodStringCheckZodTupleItemsZodTypeAnyZodUnionOptionsanyarraybigintbooleancoercedatedefaultErrorMapdiscriminatedUnioneffectEMPTY_PATHenumfunctiongetParsedTypeinstanceofintersectionisAbortedisAsyncisDirtyisValidlatelazyliteralmakeIssuemapnannativeEnumneverNEVERnullnullablenumberobjectobooleanonumberoptionalostringpipelinepreprocesspromisequotelessJsonrecordsetstrictObjectstringsymboltransformertupleundefinedunionunknownvoidaddIssueToContextcustomdatetimeRegexgetErrorMapsetErrorMapZodFirstPartyTypeKindobjectUtilutilzParseStatusSchemaZodAnyZodArrayZodBigIntZodBooleanZodBrandedZodCatchZodDateZodDefaultZodDiscriminatedUnionZodEffectsZodEnumZodErrorZodFunctionZodIntersectionZodLazyZodLiteralZodMapZodNaNZodNativeEnumZodNeverZodNullZodNullableZodNumberZodObjectZodOptionalZodPipelineZodPromiseZodReadonlyZodRecordZodSchemaZodSetZodStringZodSymbolZodTransformerZodTupleZodTypeZodUndefinedZodUnionZodUnknownZodVoidParseContextParseResultZodAnyDefZodArrayDefZodBigIntDefZodBooleanDefZodBrandedDefZodCatchDefZodCustomIssueZodDateDefZodDefaultDefZodDiscriminatedUnionDefZodEffectsDefZodEnumDefZodFunctionDefZodIntersectionDefZodInvalidArgumentsIssueZodInvalidDateIssueZodInvalidEnumValueIssueZodInvalidIntersectionTypesIssueZodInvalidLiteralIssueZodInvalidReturnTypeIssueZodInvalidStringIssueZodInvalidTypeIssueZodInvalidUnionDiscriminatorIssueZodInvalidUnionIssueZodLazyDefZodLiteralDefZodMapDefZodNaNDefZodNativeEnumDefZodNeverDefZodNotFiniteIssueZodNotMultipleOfIssueZodNullableDefZodNullDefZodNumberDefZodObjectDefZodOptionalDefZodPipelineDefZodPromiseDefZodReadonlyDefZodRecordDefZodSetDefZodStringDefZodSymbolDefZodTooBigIssueZodTooSmallIssueZodTupleDefZodTypeDefZodUndefinedDefZodUnionDefZodUnknownDefZodUnrecognizedKeysIssueZodVoidDefAnyZodObjectAnyZodTupleArrayCardinalityArrayKeysarrayOutputTypeAssertArrayAsyncParseReturnTypebaseObjectInputTypebaseObjectOutputTypeBRANDCatchallInputCatchallOutputCustomErrorParamsDenormalizedErrordeoptionalDIRTYEffectEnumLikeEnumValuesErrorMapCtxFilterEnumIndicesinferinferFlattenedErrorsinferFormattedErrorInnerTypeOfFunctioninputInputTypeOfTupleInputTypeOfTupleWithRestINVALIDIpVersionIssueDataKeySchemamergeTypesnoUnrecognizedobjectInputTypeobjectOutputTypeObjectPairOKOuterTypeOfFunctionoutputOutputTypeOfTupleOutputTypeOfTupleWithRestParseInputParseParamsParsePathParsePathComponentParseReturnTypePassthroughTypePreprocessEffectPrimitiveProcessedCreateParamsRawCreateParamsRecordTypeRefinementRefinementCtxRefinementEffectSafeParseErrorSafeParseReturnTypeSafeParseSuccessScalarsSomeZodObjectStringValidationSuperRefinementSyncParseReturnTypeTransformEffecttypecastTypeOftypeToFlattenedErrorUnknownKeysParamValuesWriteableZodBigIntCheckZodDateCheckZodDiscriminatedUnionOptionZodErrorMapZodFirstPartySchemaTypesZodFormattedErrorZodIssueZodIssueBaseZodIssueCodeZodIssueOptionalMessageZodNonEmptyArrayZodNullableTypeZodNumberCheckZodOptionalTypeZodParsedTypeZodRawShapeZodStringCheckZodTupleItemsZodTypeAnyZodUnionOptionsanyarraybigintbooleancoercedatedefaultErrorMapdiscriminatedUnioneffectEMPTY_PATHenumfunctiongetParsedTypeinstanceofintersectionisAbortedisAsyncisDirtyisValidlatelazyliteralmakeIssuemapnannativeEnumneverNEVERnullnullablenumberobjectobooleanonumberoptionalostringpipelinepreprocesspromisequotelessJsonrecordsetstrictObjectstringsymboltransformertupleundefinedunionunknownvoidaddIssueToContextcustomdatetimeRegexgetErrorMapsetErrorMapZodFirstPartyTypeKindSchemaZodAnyZodArrayZodBigIntZodBooleanZodBrandedZodCatchZodDateZodDefaultZodDiscriminatedUnionZodEffectsZodEnumZodFunctionZodIntersectionZodLazyZodLiteralZodMapZodNaNZodNativeEnumZodNeverZodNullZodNullableZodNumberZodObjectZodOptionalZodPipelineZodPromiseZodReadonlyZodRecordZodSchemaZodSetZodStringZodSymbolZodTransformerZodTupleZodTypeZodUndefinedZodUnionZodUnknownZodVoidZodAnyDefZodArrayDefZodBigIntDefZodBooleanDefZodBrandedDefZodCatchDefZodDateDefZodDefaultDefZodDiscriminatedUnionDefZodEffectsDefZodEnumDefZodFunctionDefZodIntersectionDefZodLazyDefZodLiteralDefZodMapDefZodNaNDefZodNativeEnumDefZodNeverDefZodNullableDefZodNullDefZodNumberDefZodObjectDefZodOptionalDefZodPipelineDefZodPromiseDefZodReadonlyDefZodRecordDefZodSetDefZodStringDefZodSymbolDefZodTupleDefZodTypeDefZodUndefinedDefZodUnionDefZodUnknownDefZodVoidDefAnyZodObjectAnyZodTupleArrayCardinalityArrayKeysarrayOutputTypeAssertArraybaseObjectInputTypebaseObjectOutputTypeBRANDCatchallInputCatchallOutputCustomErrorParamsdeoptionalEffectEnumLikeEnumValuesFilterEnumIndicesinferInnerTypeOfFunctioninputInputTypeOfTupleInputTypeOfTupleWithRestIpVersionKeySchemamergeTypesnoUnrecognizedobjectInputTypeobjectOutputTypeOuterTypeOfFunctionoutputOutputTypeOfTupleOutputTypeOfTupleWithRestPassthroughTypePreprocessEffectProcessedCreateParamsRawCreateParamsRecordTypeRefinementRefinementCtxRefinementEffectSafeParseErrorSafeParseReturnTypeSafeParseSuccessSomeZodObjectSuperRefinementTransformEffecttypecastTypeOfUnknownKeysParamValuesWriteableZodBigIntCheckZodDateCheckZodDiscriminatedUnionOptionZodFirstPartySchemaTypesZodNonEmptyArrayZodNullableTypeZodNumberCheckZodOptionalTypeZodRawShapeZodStringCheckZodTupleItemsZodTypeAnyZodUnionOptionsanyarraybigintbooleancoercedatediscriminatedUnioneffectenumfunctioninstanceofintersectionlatelazyliteralmapnannativeEnumneverNEVERnullnullablenumberobjectobooleanonumberoptionalostringpipelinepreprocesspromiserecordsetstrictObjectstringsymboltransformertupleundefinedunionunknownvoidcustomdatetimeRegexZodFirstPartyTypeKindZodErrorZodCustomIssueZodInvalidArgumentsIssueZodInvalidDateIssueZodInvalidEnumValueIssueZodInvalidIntersectionTypesIssueZodInvalidLiteralIssueZodInvalidReturnTypeIssueZodInvalidStringIssueZodInvalidTypeIssueZodInvalidUnionDiscriminatorIssueZodInvalidUnionIssueZodNotFiniteIssueZodNotMultipleOfIssueZodTooBigIssueZodTooSmallIssueZodUnrecognizedKeysIssueDenormalizedErrorErrorMapCtxinferFlattenedErrorsinferFormattedErrorIssueDataStringValidationtypeToFlattenedErrorZodErrorMapZodFormattedErrorZodIssueZodIssueBaseZodIssueCodeZodIssueOptionalMessagequotelessJson
mod.ts (default module)
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external.ts
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index.ts
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types.ts
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ZodError.ts
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