不能输入空格

来源：互联网发布：程序员年薪编辑：程序博客网时间：2024/04/29 12:51

p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 18.0px Menlo; color: #ffffff}p.p2 {margin: 0.0px 0.0px 0.0px 0.0px; font: 18.0px Menlo; color: #ffffff; min-height: 21.0px}p.p3 {margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #dc38a3}p.p4 {margin: 0.0px 0.0px 0.0px 0.0px; font: 18.0px Menlo; color: #0ab3fb}span.s1 {font: 11.0px Menlo; color: #dc38a3}span.s2 {color: #0ab3fb}span.s3 {font: 11.0px Menlo; color: #8d8afb}span.s4 {font: 18.0px Menlo; color: #ffffff}span.s5 {color: #ffffff}span.s6 {font: 11.0px Menlo; color: #ff434c}span.Apple-tab-span {white-space:pre}

- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string{

if (range.location >= 10)

return NO;

NSCharacterSet *nonNumberSet = [[NSCharacterSet characterSetWithCharactersInString:@" "] invertedSet];

return (![string stringByTrimmingCharactersInSet:nonNumberSet].length > 0);

}