axios.delete 前后端传值 |
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使用delete时,有两种传参格式 {data: param} 与 {params: param}。与之相对应的后端接收时使用@RequestBody 与 @RequestParam 来接收。 第一种: 前端传参 {params: params} ,后端用 @RequestParams("id") 接参 前端: deleteMessage(message) { const param = { id : message.id }; axios.delete('api/deleteMessage', {params : param}).then((response) => { this.messages.splice(this.messages.indexOf(message), 1); }); }后端: @DeleteMapping("/api/deleteMessage") public ResponseEntity deleteMessage(@RequestParam("id") Integer id) { Message deleted = messageService.delete(id); if ( deleted == null) { return ResponseEntity.status(500).build(); } return ResponseEntity.ok(deleted); }Request URL: http://localhost:8080/api/deleteMessage?id=3 第二种: 前端通过 {data : param} 传参,后端通过 @RequestBody 接参。(MessageId 是封装了id 的类) 前端: deleteMessage(message) { const param = { id: message.id } axios.delete('api/deleteMessage', {data : param}).then((response) => { this.messages.splice(this.messages.indexOf(message), 1); }); }后端: @DeleteMapping("/api/deleteMessage") public ResponseEntity deleteMessage(@RequestBody MessageId messageId) { Message deleted = messageService.delete(messageId.getId()); if ( deleted == null) { return ResponseEntity.status(500).build(); } return ResponseEntity.ok(deleted); } public class MessageId { private Integer id; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } }Request URL: http://localhost:8080/api/deleteMessage |
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