Properties Readonly bad Inputbad Input: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16151 Readonly custom Errorcustom Error: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16152 Readonly pattern Mismatchpattern Mismatch: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16153 Readonly range Overflowrange Overflow: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16154 Readonly range Underflowrange Underflow: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16155 Readonly step Mismatchstep Mismatch: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16156 Readonly too Longtoo Long: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16157 Readonly too Shorttoo Short: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16158 Readonly type Mismatchtype Mismatch: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16159 Readonly validvalid: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16160 Readonly value Missingvalue Missing: boolean
Defined in node_modules/typescript/lib/lib.dom.d.ts:16161 Legend Type alias Type alias with type parameter Class Class with type parameter Settings Theme OS Light Dark
The validity states that an element can be in, with respect to constraint validation. Together, they help explain why an element's value fails to validate, if it's not valid.