Rex Render
Claude → Video
Toggle theme
Claude
Sign in to save
Sign in to save
Examples
Explain Code
Creative Writing
Brainstorm
Quick Help
Messages
Add Your Message
Add Claude Response
Can you explain what this regex does? /^(?=.*[A-Z])(?=.*[0-9]).{8,}$/
This regex validates password strength. It requires: • At least one uppercase letter ((?=.*[A-Z])) • At least one digit ((?=.*[0-9])) • Minimum 8 characters (.{8,}) The ^ and $ anchors ensure the entire string is checked.
Model
Theme
Speed
Show Header
Show Thinking
▯
▭
◻
100%
0:00
0:09
Play
Content
Export (1)
Quality
⚡
Draft
Fast, smaller file
✓
Standard
Recommended
★
Maximum
Highest quality
Export formats
Pro unlocks more
Reel
1080×1920
Short
1080×1920
TikTok
1080×1920
YouTube
1920×1080
X
1280×720
Square
1080×1080
Pro
Threads
1080×1920
Pinterest
1080×1920
Snapchat
1080×1920
LinkedIn
1920×1080
Facebook
1280×720
Reddit
1280×720
LinkedIn
1080×1080
Export (1)