JSFiddle - React, Tailwind, and code Playground
by juErik
HTML
<!--
regexe für Beginner:
Nach verschiedenen Mustern Suchen
-->
JavaScript
str="regexe für Beginner:Nach verschiedenen Mustern Suchen";
re="o"; //this is a string, so it won't work
// ----------------------------
out("n",'01.');
out("ne",'02.');
out("(n|e)",'03.');
function out(re,count){
ra=eval('/'+re+'/g'); //change it to an object
var bg1 = '<span style="background-color: #FFFF88;">';
var bg3 = '<span style="background-color: #88FFFF;">';
var bg2 = '</span>';
check=str.replace(ra,bg1+re+bg2);
console.log('x:'+ str.match(ra) );
document.write(count+' ');
document.write(bg3+'/'+re+'/g'+bg2+' ');
document.write(check+'<br 7>');
} // -----------------------------------