Myregextester.com is the premier online regular expressions tester that allows visitors to construct, test, and optimize regular expressions.

 Click here to manually set the number of rows for match/replacement textareas. Regex Cheat Sheet Regex Tutorials Regex Book

URL SOURCE:   FILE SOURCE:

MATCH PATTERN:

REPLACEMENT PATTERN:

OPERATION: # # FLAGS: i
x
m
s
 Help SHOW MATCH ARRAY:    EXPLAIN:    SHOW CODE: PHP
ASP
VB.NET
C#.NET
Java
JS
DELIM: HIGHLIGHT MATCHES:      GEN SAMPLES:   
    Save example     Help     FROM: TO: 

PASSWORD RESTRICTIONS:

Allow only these characters:  (any character)  ]
At Least  Total Characters
No More Than   Total Characters
At Least  Lowercase Characters (a-z)
At Least  Uppercase Characters (A-Z)
At Least  Numeric Characters (0-9)
At Least  Special Characters in [^a-zA-Z0-9]  ]
Disallow sequential alphanumeric sequences of or more (i.e. 123... abc... ABC...)
Disallow repeating characters of or more (i.e. 11... aa... AA... %%...)

WORD LIST:



SOURCE TEXT: