// 通过 has() 判断 FormData() 对象是否含有该 key console.log(formdata.has("user")); // 返回一个 Boolean 值 // 通过 keys() 遍历 FormData 对象中所有的 key。 for(let key of formdata.keys()){ console.log(key); // 返回所有key } // 通过 values() 遍历 FormData 对象中所有的 value。
Syntax: $("form").serializeArray(); Using this method, the array that is created consisting –names&valuesof the input field, can be represented more cleanly. This method is more useful than that ofserialize(). The following example shows a visual representation of getting the form data fille...
var bodyFormData = new FormData(); bodyFormData.set('userName', 'Fred'); bodyFormData.append('image', imageFile); axios({ method: 'post', url: 'myurl', data: bodyFormData, config: { headers: {'Content-Type': 'multipart/form-data' }} }) .then(function (response) { //handle succ...
{ rules: [{ required: true, message: 'Please input your note!' }] }, ]" />
values() returns an iterator containing the parameters valuesOther methods to alter the parameters, for use in other JavaScript running in the page (they do not change the URL):append() to append a new parameter to the object delete() to delete an existing parameter set() to set the value...
addToBasket(data) {constformData = {domainName: data.domainName,topLevel: data.topLevel}; axios.post('/portal/domains/registerDomain/addToBasket', formData) .then(response=>alert("Done")); } Here I used theformDataadditional variable just for formatting nicely in the forum, you could inline...
We should now define a handler function (handleFileUpload) for file upload, which creates a FormData object if a file is selected. The selected file is then appended to this object, which will be sent in an Axios POST request. Uploading a file is a heavy operation. Therefore, this handler...
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