#define EMOJI_CODE_TO_SYMBOL(x) ((((0x808080F0 | (x & 0x3F000) >> 4) | (x & 0xFC0) << 10) | (x & 0x1C0000) << 18) | (x & 0x3F) << 24);
#pragma mark --- 系統(tǒng)表情替換
+ (NSString *)stringReplaceWithFace:(NSString *)str {
if ([UtilityClass strIsEmpty:str]) {
return @"";
}
NSString *mutaStr = str;
for (int i=0x1F600; i<=0x1F64F; i++) {
if (i < 0x1F641 || i > 0x1F644) {
int sym = EMOJI_CODE_TO_SYMBOL(i);
NSString *emoT = [[NSString alloc] initWithBytes:&sym length:sizeof(sym) encoding:NSUTF8StringEncoding];
mutaStr = [mutaStr stringByReplacingOccurrencesOfString:emoT withString:@""];
}
}
return mutaStr;
}
#pragma mark --- 去掉所有的特殊字符和標(biāo)點(diǎn)符號(hào)
+(NSString *)deleteCharacters:(NSString *)targetString {
if ([UtilityClass strIsEmpty:targetString]) {
return @"";
}
NSError *error = nil;
NSString *pattern = @"[^a-zA-Z0-9\u4e00-\u9fa5]";//正則取反
NSRegularExpression *regularExpress = [NSRegularExpression regularExpressionWithPattern:pattern options:NSRegularExpressionCaseInsensitive error:&error];//這個(gè)正則可以去掉所有特殊字符和標(biāo)點(diǎn)
NSString *string = [regularExpress stringByReplacingMatchesInString:targetString options:0 range:NSMakeRange(0, [targetString length]) withTemplate:@""];
return string;
}
最后編輯于 ：
?著作權(quán)歸作者所有,轉(zhuǎn)載或內(nèi)容合作請(qǐng)聯(lián)系作者
