@php-wasm/utilClassesPhpWasmErrorこのページ内PhpWasmError HierarchyErrorPhpWasmErrorIndex ConstructorsconstructorPropertiesuserFriendlyMessageConstructors constructornew PhpWasmError(message: string, userFriendlyMessage?: string): PhpWasmErrorParametersmessage: stringoptionaluserFriendlyMessage: stringReturns PhpWasmErrorProperties publicoptionaluserFriendlyMessageuserFriendlyMessage?: string