Substring
دالةنصوصExtracts part of a text value, starting at a position (1 = first character).
التوقيع
SUBSTRING(text, start, [length]) → text| Argument | Accepts | |
|---|---|---|
text | text | required |
start | number | required |
length | number | optional |
Extracts part of a text value, starting at a position (1 = first character).
التوقيع
SUBSTRING(text, start, [length]) → text| Argument | Accepts | |
|---|---|---|
text | text | required |
start | number | required |
length | number | optional |