RE2是一个快速、安全和线程友好的C++正则表达式引擎。
例子：
// Copyright 2008 The RE2 Authors. All Rights Reserved.// Use of this source code is governed by a BSD-style// license that can be found in the LICENSE file.#include<re2/re2.h>#include<re2/filtered_re2.h>#includeusing namespace re2;int main(void) {FilteredRE2 f;int id;f.Add("a.*b.*c", RE2::DefaultOptions, &id);vectorv;f.Compile(&v);vectorids;f.FirstMatch("abbccc", ids);if(RE2::FullMatch("axbyc", "a.*b.*c")) {printf("PASS\n");return 0;}printf("FAIL\n");return 2;}
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