pattern:datatype==='int'? new RegExp(/^-?(0|[1-9]\d*)(\.\d+)?\d*$/, "g"):new RegExp(/^-?(0|[1-9]\d*)?\d*$/, "g"),
pattern:datatype==='int'? new RegExp(/^-?(0|[1-9]\d*)(\.\d+)?\d*$/, "g"):new RegExp(/^-?(0|[1-9]\d*)?\d*$/, "g"),