| 1. | Determines whether a character is an input character that the 可识别的输入字符。 |
| 2. | Gets the input character that caused the exception 获取导致异常的输入字符。 |
| 3. | Returns the unicode code point for the input character 返回输入字符的unicode码位。 |
| 4. | An input character was encountered that was not a digit 输入字符中包含非数字字符。 |
| 5. | If the input character was added successfully ; otherwise 如果输入字符添加成功,则为 |
| 6. | An input character was encountered that was not a letter 输入字符中包含非字母字符。 |
| 7. | Is not a valid input character , as determined by the 不是有效的输入字符。 |
| 8. | The program encountered an input character that was not valid 程序遇到无效的输入字符。 |
| 9. | Clears all the input characters from the formatted string 从带格式字符串中清除所有输入字符。 |
| 10. | The position in the mask to test the input character against 测试输入字符时所根据的掩码位置。 |