int regexec (regex_t *compiled, char *string, size_t nmatch, regmatch_t matchptr [], int eflags) 如果在编译正则表达式的时候没有指定cflags的参数为REG_NEWLINE,则默认情况下是忽略换行符的,也就是把整个文本串当作一个字符串处理。执行成功返回0 regmatch_t是一个
int regexec(const regex_t *preg, const char *string, size_t nmatch, regmatch_t pmatch[], int eflags); size_t regerror(int errcode, const regex_t *preg, char *errbuf, size_t errbuf_size); void regfree(regex_t *preg); 正常的使用方式:编译正则表达式(regcomp)、匹配正则表达式(regexec)...
#include<stdio.h>#include<stdlib.h>#include<sys/types.h>#include<regex.h>intmain(void){char ebuff[256];int ret;int cflags;regex_t reg;cflags=REG_EXTENDED|REG_ICASE|REG_NOSUB;char*test_str="Hello World";char*reg_str="H.*";ret=regcomp( ,reg_str,cflags);if(ret){regerror(ret, ...
regex_mt_d.lib:regex.c$(CC)/MTd/DDEBUGregex.c lib/OUT:regex_mt_d.lib regex.objclean:del*.obj2>nul del*.lib2>nul
简介:正则表达式,又称规则表达式,(Regular Expression,在代码中常简写为regex、regexp或RE),是一种文本模式。它可以用来检查一个字符串是否符合某个规则,或者从一个字符串中提取出符合某个规则的子串。正则表达式通常被用来检索、替换那些符合某个模式(规则)的文本。正则表达式是由普通字符(例如字符 a 到 z)以及特殊...
void regfree (regex_t *compiled) size_t regerror (int errcode, regex_t *compiled, char *buffer, size_t length) regcomp (regex_t *compiled, const char *pattern, int cflags) 这个函数把指定的规则表达式pattern编译成一种特定的数据格式compiled,这样可以使匹配更有效。函数regexec 会使用这个数据在目...
hellomeson@exe/hellomeson.c.obj: In function `matchRegex': D:\meson\test\build/../hellomeson.c:11: undefined reference to `__imp_pcre2_regc omp' D:\meson\test\build/../hellomeson.c:18: undefined reference to `__imp_pcre2_rege ...
) string(REGEX REPLACE "Hello" "Hi" myOutString ${myString}) message ( STATUS "myString = ${myString}" ) message ( STATUS "myOutString = ${myOutString}" ) windows11+powershell cmake .. PS D:\work\modern_cmake_work\ModernCMake\codes\cmake\string\regex-replace\01\build> cmake ....
regex: add string(REGEX REPLACE) [skip ci] Jan 16, 2024 scripts functions dir Apr 28, 2025 syntax use quotes for possible undefined Feb 15, 2022 system ProcessorCount deprecated Jan 17, 2023 zip remove inactivity timeout Jan 16, 2024 ...
regex.h not found on Visual Studio 2008 (Windows 7 32 & 64bit) register a DLL file without admin privileges Registry location for VC++ 2010 redistributables RegQueryValueEx returns 2 RegSetValueEx always return error code(5) Regular expression for xxx-xxx-xxxx (where x is 0-9 digit) remove ...