fetch send form data

//Obj of data to send in future like a dummyDb const data = { username: 'example' }; //POST request with body equal on data in JSON format fetch('https://example.com/profile', { method: 'POST', headers: { 'Content-Type': 'application/json', }, body: JSON.stringify(data), }) .then((response) => response.json()) //Then with the data from the response in JSON... .then((data) => { console.log('Success:', data); }) //Then with the error genereted... .catch((error) => { console.error('Error:', error); }); // Yeah

// Build formData object. let formData = new FormData(); formData.append('name', 'John'); formData.append('password', 'John123'); fetch("api/SampleData", { body: formData, method: "post" });

fetch post form data

// It's almost copy paste ajax function,
// just select the right Form and set the right URL

document.getElementById('submitBtn').onclick = ajax

function ajax(e){
	e.preventDefault()

	// Get form element and create a formData object
	const form = document.getElementsByTagName('form')[0]
	const formData = {}

	// Get all input elements inside a form
    // and create key:value pairs inside formData
	form.querySelectorAll('input').forEach(element => {
		formData[element.name] = element.value
	})

	// Send data to your backend
	fetch(url, {
		method: "POST",
    	headers: {
    		"Content-Type": "application/json"
    	},
    	body: JSON.stringify(formData)
	})
}

Posted by: Guest on July-28-2021

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