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我正在寻找一个目标 C 函数(自定义或内置),它从字符串中去除 html 标记,类似于可以在此处找到的 PHP 版本:

http://php.net/manual/en/function.strip-tags.php

任何帮助,将不胜感激!

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1 回答 1

7

这只是删除<>字符以及它们之间的所有内容,我认为这已经足够了:

- (NSString *) stripTags:(NSString *)str
{
    NSMutableString *ms = [NSMutableString stringWithCapacity:[str length]];

    NSScanner *scanner = [NSScanner scannerWithString:str];
    [scanner setCharactersToBeSkipped:nil];
    NSString *s = nil;
    while (![scanner isAtEnd])
    {
        [scanner scanUpToString:@"<" intoString:&s];
        if (s != nil)
            [ms appendString:s];
        [scanner scanUpToString:@">" intoString:NULL];
        if (![scanner isAtEnd])
            [scanner setScanLocation:[scanner scanLocation]+1];
        s = nil;
    }

    return ms;
}
于 2010-09-02T13:56:29.350 回答