“Función de expresión regular de PHP” Código de respuesta

Función de expresión regular de PHP

<?php

preg_filter()	Returns a string or an array with pattern matches replaced, but only if matches were found
preg_grep()	Returns an array consisting only of elements from the input array which matched the pattern
preg_last_error()	Returns an error code indicating the reason that the most recent regular expression call failed
preg_match()	Finds the first match of a pattern in a string
preg_match_all()	Finds all matches of a pattern in a string
preg_replace()	Returns a string where matches of a pattern (or an array of patterns) are replaced with a substring (or an array of substrings) in a given string
preg_replace_callback()	Given an expression and a callback, returns a string where all matches of the expression are replaced with the substring returned by the callback
preg_replace_callback_array()	Given an array associating expressions with callbacks, returns a string where all matches of each expression are replaced with the substring returned by the callback
preg_split()	Breaks a string into an array using matches of a regular expression as separators
preg_quote()	Escapes characters that have a special meaning in regular expressions by putting a backslash in front of them
  
?> 
Rick Astley

PHP Expresiones regulares

<?php
$str = "Visit W3Schools";
$pattern = "/w3schools/i";
echo preg_match($pattern, $str); // Outputs 1
?>
naly moslih

Respuestas similares a “Función de expresión regular de PHP”

Preguntas similares a “Función de expresión regular de PHP”

Más respuestas relacionadas con “Función de expresión regular de PHP” en PHP

Explore las respuestas de código populares por idioma

Explorar otros lenguajes de código