写项目的过程中图文解析的时候,需要得到表情的个数,这里记录下方法。备注:项目中表情是 [可爱][愤怒] 这种格式的.
NSRegularExpression *regex5 = [NSRegularExpression regularExpressionWithPattern:@"\\[\\w+]" options:NSRegularExpressionCaseInsensitive error:nil];
NSArray *array = nil;
NSMutableString *mutableString =[[NSMutableString alloc]initWithString:_content.text];
array = [regex5 matchesInString:_content.text options:0 range:NSMakeRange(0, [_content.text length])];
if (array.count>=MANLENGHT) {
NSMutableArray *arrRange=[[NSMutableArray alloc]init];
NSMutableArray *arrayRanges=[[NSMutableArray alloc]init];
for (int i=MANLENGHT;i<array.count;i++)
{
NSTextCheckingResult* b =array[i];
[arrRange addObject:[NSValue valueWithRange:b.range]];
}
N