The Excel DATEVALUE function converts a date represented as text into a proper Excel date. For example, the formula =DATEVALUE("12/31/2015") returns a serial number in the Excel date system that represents December 31, 2015. Proper Excel dates are more useful than text dates since they can be directly manipulated with formulas and pivot tables to create summaries and perform other date-based analysis.
Convert a date in text format to a valid date
A serial number that represents a particular date in Excel.
To get the date, we extract the first 10 characters of the value with LEFT:
LEFT(B5,10) // returns "2015-03-01"
The result is text, so to get Excel to interpret as a date, we wrap LEFT in DATEVALUE, which...
The Excel TIMEVALUE function converts a time represented as text into a proper Excel time. For example, the formula =TIMEVALUE("9:00 AM") returns 0.375, the numeric representation of 9:00 AM in Excel's time system. Numeric time values are more...