| 1. | However , single quotes are required for empty values
但是，空值需要使用单引号。 |
| 2. | The string must be enclosed in single quotation marks
字符串必须以单引号( )引起。 |
| 3. | Contains one or more single quotation mark characters
包含一个或多个单引号字符。 |
| 4. | Character data must be enclosed within single quotation marks
字符数据必须用单引号( |
| 5. | The string must be enclosed in single quotation marks , as in
字符串必须用单引号引起，如 |
| 6. | Matches single quotation marks and ending double quotation marks
匹配单引号和右双引号。 |
| 7. | Execute the command including single and double quotes
执行命令（包括单引号和双引号） ： |
| 8. | Enclose the path in single quotation marks
将此路径括在单引号中( ) 。 |
| 9. | Character data must be enclosed within single quotation marks
字符数据必须用单引号( )括起来。 |
| 10. | Enclose the id in single quotation marks
将此id置于单引号中( ) 。 |
