iOS Chinese URL path conversion urlencode

Method 1:

nsstring* encodedstring = [urlstringstringbyaddingpercentescapesusingencoding:nsutf8stringencoding];

Method 2:

NSString * encodedstring = (NSString *) cfurlcreatestringbyaddingpercentescapes (Kcfallocatordefault, (CFSTRINGREF) URLSTRING,NULL,NULL,KCFSTRINGENCODINGUTF8);

If this method is used in all classes, it can be written as category and then called in the header file import "Nsstring+url.h".

Nsstring+url.h file

@interface NSString (URL)-(NSString *) urlencodedstring; @end

NSSTRING+URL.M file

#import "Nsstring+url.h" @implementation nsstring (URL)-(NSString *) urlencodedstring{    nsstring *encodedstring = ( NSString *)    cfurlcreatestringbyaddingpercentescapes (Kcfallocatordefault,                                            (cfstringref) Self,                                            ( CFSTRINGREF) @ "!$&" () *+,-./:; [Email protected]_~%#[] ",                                            NULL,                                            kCFStringEncodingUTF8);    return encodedstring;} @end

Call Method:

NSString *encodedstring = [URLString urlencodedstring];

EncodedString do something

iOS Chinese URL path conversion urlencode