1const postData = async ( url = '', data = {})=>{
2    console.log(data);
3      const response = await fetch(url, {
4      method: 'POST', 
5      credentials: 'same-origin',
6      headers: {
7          'Content-Type': 'application/json',
8      },
9     // Body data type must match "Content-Type" header        
10      body: JSON.stringify(data), 
11    });
12
13      try {
14        const newData = await response.json();
15        console.log(newData);
16        return newData;
17      }catch(error) {
18      console.log("error", error);
19      }
20  }
21

1//$.post with jQuery
2
3$.post(
4  "path/to/your/php/file", 
5  {
6    param1: "Value",
7    param2: "Value"
8},
9  function(data) {
10  //Callback here
11  }
12);
13