Contains is the validation function for validating that the field's value contains the text specified within the param.

ContainsAny is the validation function for validating that the field's value contains any of the characters specified within the param.

ContainsRune is the validation function for validating that the field's value contains the rune specified within the param.

Excludes is the validation function for validating that the field's value does not contain the text specified within the param.

ExcludesAll is the validation function for validating that the field's value does not contain any of the characters specified within the param.

ExcludesRune is the validation function for validating that the field's value does not contain the rune specified within the param.

HasLengthOf is the validation function for validating if the current field's value is equal to the param's value.

HasMaxOf is the validation function for validating if the current field's value is less than or equal to the param's value.

HasMinOf is the validation function for validating if the current field's value is greater than or equal to the param's value.

HasMultiByteCharacter is the validation function for validating if the field's value has a multi byte character.

IsAlpha is the validation function for validating if the current field's value is a valid alpha value.

IsAlphanum is the validation function for validating if the current field's value is a valid alphanumeric value.

IsASCII is the validation function for validating if the field's value is a valid ASCII character.

IsBase64 is the validation function for validating if the current field's value is a valid base 64.

IsCIDR is the validation function for validating if the field's value is a valid v4 or v6 CIDR address.

IsCIDRv4 is the validation function for validating if the field's value is a valid v4 CIDR address.

IsCIDRv6 is the validation function for validating if the field's value is a valid v6 CIDR address.

IsDataURI is the validation function for validating if the field's value is a valid data URI.

IsEmail is the validation function for validating if the current field's value is a valid email address.

IsEq is the validation function for validating if the current field's value is equal to the param's value.

IsGt is the validation function for validating if the current field's value is greater than the param's value.

IsGte is the validation function for validating if the current field's value is greater than or equal to the param's value.

IsNumber is the validation function for validating if the current field's value is a valid number.

IsHEXColor is the validation function for validating if the current field's value is a valid HEX color.

IsHSL is the validation function for validating if the current field's value is a valid HSL color.

IsHSLA is the validation function for validating if the current field's value is a valid HSLA color.

IsIP is the validation function for validating if the field's value is a valid v4 or v6 IP address.

IsIP4AddrResolvable is the validation function for validating if the field's value is a resolvable ip4 address.

IsIP6AddrResolvable is the validation function for validating if the field's value is a resolvable ip6 address.

IsIPAddrResolvable is the validation function for validating if the field's value is a resolvable ip address.

IsIPv4 is the validation function for validating if a value is a valid v4 IP address.

IsIPv6 is the validation function for validating if the field's value is a valid v6 IP address.

IsISBN is the validation function for validating if the field's value is a valid v10 or v13 ISBN.

IsISBN10 is the validation function for validating if the field's value is a valid v10 ISBN.

IsISBN13 is the validation function for validating if the field's value is a valid v13 ISBN.

IsLatitude is the validation function for validating if the field's value is a valid latitude coordinate.

IsLongitude is the validation function for validating if the field's value is a valid longitude coordinate.

IsLt is the validation function for validating if the current field's value is less than the param's value.

IsLte is the validation function for validating if the current field's value is less than or equal to the param's value.

IsMAC is the validation function for validating if the field's value is a valid MAC address.

IsGt is the validation function for validating if the current field's value is greater than the param's value.

IsNumber is the validation function for validating if the current field's value is a valid number.

IsNumeric is the validation function for validating if the current field's value is a valid numeric value.

IsPrintableASCII is the validation function for validating if the field's value is a valid printable ASCII character.

IsRGB is the validation function for validating if the current field's value is a valid RGB color.

IsRGBA is the validation function for validating if the current field's value is a valid RGBA color.

IsSSN is the validation function for validating if the field's value is a valid SSN.

IsTCP4AddrResolvable is the validation function for validating if the field's value is a resolvable tcp4 address.

IsTCP6AddrResolvable is the validation function for validating if the field's value is a resolvable tcp6 address.

IsTCPAddrResolvable is the validation function for validating if the field's value is a resolvable tcp address.

IsUDP4AddrResolvable is the validation function for validating if the field's value is a resolvable udp4 address.

IsUDP6AddrResolvable is the validation function for validating if the field's value is a resolvable udp6 address.

IsUDPAddrResolvable is the validation function for validating if the field's value is a resolvable udp address.

IsUnixAddrResolvable is the validation function for validating if the field's value is a resolvable unix address.

IsURI is the validation function for validating if the current field's value is a valid URI.

IsURL is the validation function for validating if the current field's value is a valid URL.

IsUUID is the validation function for validating if the field's value is a valid UUID of any version.

IsUUID3 is the validation function for validating if the field's value is a valid v3 UUID.

IsUUID4 is the validation function for validating if the field's value is a valid v4 UUID.

IsUUID5 is the validation function for validating if the field's value is a valid v5 UUID.