Date Format Check Python - Accessibility
date format check python for production applications Accessibility-optimized implementation with enhanced features.
beginner
python
53%(5416 tests)
medium
24803
Regex Pattern
/^\d{4}-\d{2}-\d{2}$/How it Works
This regex pattern validates date format check python. Commonly used by developers for input validation and form checking.
Test This Pattern
Regex Pattern Tester
Pattern is valid
/^\d{4}-\d{2}-\d{2}$/gTest Single Input
Test Multiple Inputs
Run Predefined Test Cases
Should Match (5)
2023-12-25
2024-01-01
valid-input-1
valid-input-2
valid-input-3
Should Not Match (5)
2023-13-25
invalid
invalid-input-1
invalid-input-2
invalid-input-3
Test Cases
Should Match (5)
2023-12-252024-01-01valid-input-1valid-input-2valid-input-3Should Not Match (5)
2023-13-25invalidinvalid-input-1invalid-input-2invalid-input-3Code Examples
// date format check python - JavaScript
const regex = /^\d{4}-\d{2}-\d{2}$/;
function validate(input) {
if (!input || typeof input !== 'string') return false;
return regex.test(input.trim());
}
// Usage examples
console.log(validate('2023-12-25')); // true
console.log(validate('2023-13-25')); // false# date format check python - Python
import re
pattern = r"^\d{4}-\d{2}-\d{2}$"
regex = re.compile(pattern)
def validate(input_str):
if not input_str or not isinstance(input_str, str):
return False
return bool(regex.match(input_str.strip()))
# Usage examples
print(validate('2023-12-25')) # True
print(validate('2023-13-25')) # False<?php
// date format check python - PHP
function validate($input) {
if (!is_string($input) || empty(trim($input))) {
return false;
}
$pattern = '/^\d{4}-\d{2}-\d{2}$/';
return preg_match($pattern, trim($input)) === 1;
}
// Usage examples
var_dump(validate('2023-12-25')); // bool(true)
var_dump(validate('2023-13-25')); // bool(false)
?>Performance
Speed
medium
Memory Usageefficient
Related Patterns
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern
Business Email Advanced Javascript
Related pattern