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Convert a string to a QWord.
Source position: sysstrh.inc line 117
| function StrToQWord( | 
| const s: string | 
| ):QWord; | 
TryStrToQWord converts the string S to a valid QWord (unsigned 64-bit) value, and returns the result.
If the string S does not contain a valid QWord value, a EConvertError exception is raised.
| 
 | Try to convert a string to a QWord value, and report on success | |
| 
 | Try to convert a string to a QWord, returning a default value in case of failure. | |
| 
 | Convert a string to an Int64 value. | |
| 
 | Convert a string to an integer value. |