Regular Expressions 101

^start of line

Character Class[- 0-9]*

*matches any number of characters from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

^[- 0-9]*

New

2025715-01 -2025715-Test_482080  
2025715-02 -2025715-Test1 (2015-7-9 19_11_3)  
2025715-03 -2025715-Test2_482080 - signed  
2025715-04 -2025715-Test3  
2025715-11 -2025715-Test4, PTO  
2025715-13 -2025715-Test5  
2025734-01 -2025734-Test6_402772