// str.includes(searchString[, position])
var s = 'Online JavaScript Cloud Products';
document.write(s.includes('Online') + "<br />");
document.write(s.includes('Online JavaScript') + "<br />");
document.write(s.includes('ONLINE') + "<br />");
document.write(s.includes('Online', 1) + "<br />");
document.write('PHP JavaScript'.includes('PHP') + "<br />");
/*
run:
true
true
false
false
true
*/