LEFT Returns the first or first few characters in a text string based on the number of characters specified.
grammar
LEFT(text,num_chars)
Text is a string of text containing the characters to be extracted.
Num_chars specifies the number of characters to be extracted by LEFT.
■Num_chars must be greater than or equal to 0.
■ If num_chars is greater than the text length, LEFT returns all text.
■ If num_chars is omitted, it is assumed to be 1.
I want to create a clean, concise and efficient office reference manual, in order to maintain a good reference experience, I did not add any third-party advertisements in my blog, of course, if you are willing, you can watch the following video, it can bring me some income, so that I can better maintain the server to provide higher quality service, thank you for your help and support.
You can choose any link below to watch my videos and I will earn some money to strengthen the site and resist DDOS attacks that may happen at any time, thank you for your support!
(Please note: Please do not maliciously click on links or video ads to increase invalid traffic, as this can result in lower or no revenue.)
Learn to consult the manual video
(Will be released in the later period with the consult the manual article, please pay attention.)
My Febspot video list (Learn after-school relaxation videos)
https://suu.us/sponsor
My Febspot video home page
https://www.febspot.com/leet4477/