JSFiddle - React, Tailwind, and code Playground

HTML

<p></p>

CSS

body {
    font-family: sans-serif;
    
}

JavaScript

var src         = 'http://localhost/images/中文4-6-.png';
var regexp      = new RegExp('[\x01-\x7E]','g')

$('p').append('regexp: '+ regexp +'<br>');
$('p').append(src +'<br>');

src = src.replace(new RegExp('[\x00-\xFF]','g'), '');

$('p').append(src);