9 examples of 'how to send json data in postman' in JavaScript

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async function sendJson(url, data, type) {
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    return await $.ajax({
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        url,
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        type,
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        data: JSON.stringify(data),
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        contentType: 'application/json',
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        dataType: 'json'
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    });
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}

5
function postJson(data, url){
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     $.ajax({
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             type: "POST",
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             url: url,
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             data: JSON.stringify(data),// now data come in this function
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             contentType: "application/json; charset=utf-8",
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             crossDomain: true,
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             dataType: "json",
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             success: function (data, status, jqXHR) {
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                 bootbox.alert("Applied changes record successfully.");
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             },
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             error: function (jqXHR, status) {
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                 // error handler
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                 console.log(jqXHR);
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                 a = jqXHR;
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                 bootbox.alert(jqXHR["responseText"]);
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             }
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          });
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    }

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function jsonPost(url, data, callback) {
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  $.ajax({
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    type : "POST",
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    url : url,
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    dataType : "json",
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    contentType : "application/json",
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    data : JSON.stringify(data),
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    success : callback
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  });
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}

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function sendToServer(json){
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  // Draws from http://stackoverflow.com/questions/6418220/javascript-send-json-object-with-ajax
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  var xmlhttp = new XMLHttpRequest();
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  xmlhttp.open('POST', '/writeDataFlowGraph');
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  xmlhttp.setRequestHeader('Content-Type', 'application/json;charset=UTF-8');
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  xmlhttp.send(JSON.stringify(json));
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}

450
function postJSON(url, data, callback) {
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    if (arguments.length===2) {
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        callback = data;
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        data = {};
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    }
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    _httpJSON('POST', url, data, callback);
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}

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function do_post(post_data)
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{
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	$.ajax({
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		url         : '/api',
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		type        : 'POST',
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		dataType    : 'json',
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		contentType : 'application/json',
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		data        : JSON.stringify(post_data),
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		success     : handle_success,
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	});
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}

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function _post_json(url,data, success, fail ) {
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     console.log( "----_post--start-------" );
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    wx.request( {
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        url: url,
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        // header: {
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        //     'content-type': 'application/json',
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        // },
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        method:'POST',
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        data:data,
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        success: function( res ) {
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            success( res );
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        },
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        fail: function( res ) {
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            fail( res );
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        }
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    });
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    console.log( "----end----_post-----" );
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}

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function send_data(request, data) {
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    data.request = request;
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    document.title = JSON.stringify(data);
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}

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export function postJson(
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    url: string,
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    data: any,
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    headers: any,
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    callback: any,
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    errorCallback: any
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) {
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    // Chromeの仕様変更でcontent scriptからの通信がCORBブロックされるのでfirefox以外でもevent page経由で通信
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    // if (isFirefox) {
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    chrome.runtime.sendMessage(
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        { type: 'postJson', url: url, data: data, headers: headers },
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        function(response) {
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            if (response.status === 'success') {
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                callback(response.result);
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            } else {
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                errorCallback();
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            }
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        }
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    );
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    /*} else {
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        fetch(url, {
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            method: 'POST',
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            mode: 'cors',
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            headers: Object.assign(
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                {
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                    Accept: 'application/json',
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                    'Content-Type': 'application/json'
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                },
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                headers || {}
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            ),
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            body: JSON.stringify(data)
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        })
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            .then(response => response.json())
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            .then(result => {
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                callback(result);
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            })
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            .catch(e => {
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                console.warn(e);
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                errorCallback({ status: 'error' });
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            });
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    }*/
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}