Source: stackoverflow.com/questions/42004440/regex-to-match-4-letters-in-a-string

stackoverflow.com/questions/30648699/regular-expression-to-match-at-least-two-special-characters-in-any-order

IP/MASK or IP/CIDR (accept 5.5.5.0/255.255.255.0 and 5.5.5.0/24)

error.stack object parser. Captures symbol, url, line, column.

CSS Hex Color Regex for JS Supports alpha value (4 and 8 character hex codes) introduced in CSS Color Module Level 4 Well tested

CSS RGB Color Regex for JS Supports RGB and RGBA syntax (identical in CSS Color Module Level 4) Well tested Allows for decimal values Currently does not support percentage values or CSS Color Module Level 4 white-space syntax

获取登录的公司和法人名字。