| 1. | Is non - null , the function returns the string length in
不为null ，则该函数返回* |
| 2. | When the variable contains a non - null value . value value
当变量包含非空值时，它被设置为 |
| 3. | If it is non - null or to a newly created
（如果它是非null的） ，或者为null时指向一个新创建的 |
| 4. | Property is set to a non - null character ,
属性设置为非空字符，则 |
| 5. | Is non - null , the function stores text in
不为null ，则该函数在 |
| 6. | If the object is non - null - if
如果对象非空，也就是说，如果 |
| 7. | Is non - null , the function returns the necessary number of context entries in
不为null ，则该函数返回* |
| 8. | Is set to a non - null value when the
属性设置为非空值，则 |
| 9. | With non - null credentials in the current application domain
策略影响当前应用程序域中所有含有非空凭据的 |
| 10. | Containing two rows whose only non - null columns will be the primary key
包含两行，它们惟一的非空列是主键 |
