Run results for: regex performance

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.81 Safari/537.36 Maxthon/5.3.8.2000

Browser: Maxthon 5

Operating system: Windows 7

Device Platform: Desktop

Date tested: 4 years ago

Script Preparation code:

var html = "<p>A</p><table><tr><td>1</td><td>2</td></tr></table><p>B</p>";

AخA
 
var html = "<p>A</p><table><tr><td>1</td><td>2</td></tr></table><p>B</p>";

Tests:

test
/<table\b[^>]*>/i.test(html)
/<table\b[^>]*>/i.test(html)
exec
/<table\b[^>]*>/i.exec(html)
/<table\b[^>]*>/i.exec(html)
match
html.match(/<table\b[^>]*>/i)
html.match(/<table\b[^>]*>/i)
indexOf
html.toLowerCase().indexOf('<table')
html.toLowerCase().indexOf('<table')