Summary of implementation methods for calling js in js files_javascript skills

Method 1:
Js_file01.js
========

Copy code The code is as follows:

//Program code
document.write("

Js_b.js
=== =====

Copy code The code is as follows:

//Program code
new_element=document.createElement("script");
new_element.setAttribute("type","text/javascript");
new_element.setAttribute("src"," Js_a.js");
document.body.appendChild(new_element);
function fun_b ()
{
Fun_a();
}

Js_a.js
= =======

Copy code The code is as follows:

//Program code
function Fun_a ()
{
alert("a");
}

Method 3:
Js_file01. js
========

Copy code The code is as follows:

//Program code
document.scripts[0].src=" Js_file02.js"