LEFT() function in MySQL is used to extract a specified number of characters from the left side of a given string. It uses its second argument to decide, how many characters it should return.
LEFT (str, len)
Parameter : This function accepts two parameters as mentioned above and described below :
- str : The given string from whose left side a number of characters are to be extracted.
- len : The number of characters to extract. If this parameter is larger than the number of characters in the string, this function will return the actual string.
Returns : It returns a number of characters from a string (starting from left).
Example: Applying LEFT() Function to a given string.
SELECT LEFT("gamesforgames", 4) AS Left_Str;