问题描述
我正在寻找一种在React App中提交最终表单之前验证Select Input的方法,我在下面尝试了一下,但没有成功: 当我打印句柄中的每个提交的值是:00000000-0000-0000-0000-000000000000 当Guid为空时如何添加验证错误
在最终表单文件中添加react .tsx:
const validate = combineValidators({
projectId: isRequired("The project"),achievementStageId: isRequired("The project item achievement stage"),projectItemStatusId: isRequired("The project item status"),});
<Form onSubmit={handleSubmit} loading={loading}>
<Field
name="projectId"
placeholder="Select Project"
component={SelectInput}
options={projectsDdl}
multiple={true}
/>
<Field
name="achievementStageId"
placeholder="Select Achievement Stage"
component={SelectInput}
options={achievementStagesDdl}
multiple={true}
/>
<Field
name="projectItemStatusId"
placeholder="Select Project Item Status"
component={SelectInput}
options={projectItemStatusDdl}
multiple={true}
/>
projectsDdl,achievementStagesDdl,projectItemStatusDdl作为API中的数组
和component = {SelectInput}
import React from "react";
import { FieldRenderProps } from "react-final-form";
import { FormFieldProps,Form,Label,Select } from "semantic-ui-react";
interface IProps extends FieldRenderProps<string,any>,FormFieldProps {}
const SelectInput: React.FC<IProps> = ({
input,width,options,placeholder,meta: { touched,error },}) => {
return (
<Form.Field error={touched && !!error} width={width}>
<Select
value={input.value}
onChange={(e,data) => input.onChange(data.value)}
placeholder={placeholder}
options={options || []}
/>
{touched && error && (
<Label basic color="red">
{error}
</Label>
)}
</Form.Field>
);
};
export default SelectInput;
解决方法
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