Run ❯
Get your
own
website
❯
Run Code
Ctrl+Alt+R
Save Code
Ctrl+Alt+A
Change Orientation
Ctrl+Alt+O
Change Theme
Ctrl+Alt+D
Go to Spaces
Ctrl+Alt+P
<!DOCTYPE html> <html> <body> <h1>JavaScript Regular Expression</h1> <h2>The ? Quantifier</h2> <p>A global search for a "1", followed by zero or one "0" characters:</p> <p id="demo"></p> <script> let text = "1, 100 or 1000?"; let pattern = /10?/g; let result = text.match(pattern); document.getElementById("demo").innerHTML = result; </script> </body> </html>
