Libraries tagged by expressions
mossadal/math-parser
1426430 Downloads
PHP parser for mathematical expressions, including elementary functions, variables and implicit multiplication. Also supports symbolic differentiation.
webmozart/expression
328251 Downloads
Implementation of the Specification pattern and logical expressions for PHP.
verbalexpressions/php-verbal-expressions
46267 Downloads
PHP Regular expressions made easy
butschster/cron-expression-generator
409998 Downloads
Cron expression generator
rawr/t-regx
141492 Downloads
PHP regular expression brought up to modern standards.
denissimon/formula-parser
234335 Downloads
Parsing and evaluating mathematical formulas given as strings.
chriskonnertz/string-calc
551319 Downloads
StringCalc is a PHP calculator library for mathematical terms (expressions) passed as strings.
adhocore/cron-expr
382155 Downloads
Ultra lightweight Cron Expression parser for PHP
tmilos/lexer
1416399 Downloads
Lexical analyzer with individual token definition with regular expressions
s9e/regexp-builder
1747853 Downloads
Library that generates regular expressions that match a list of strings.
poliander/cron
227620 Downloads
Standard (V7) compliant crontab expression parser/validator with support for time zones
neos/eel
1609480 Downloads
The Embedded Expression Language (Eel) is a building block for creating Domain Specific Languages
langleyfoxall/math_eval
596778 Downloads
✖️➕➖➗ `math_eval` safely evaluates mathematical expressions
inacho/php-credit-card-validator
1337438 Downloads
Validates popular debit and credit cards numbers against regular expressions and Luhn algorithm. Also validates the CVC and the expiration date
icomefromthenet/reverse-regex
375533 Downloads
Convert Regular Expressions into text, for testing