![]() This pattern verifies the string in the target field can be interpreted as a numeric value. Values that do not have a two-digit month followed by a two-digit day and a four-digit year, separated by a forward slash ( /), will not be extracted as a substring by the processor. The use of numeric ranges such as 0 through 1, 0 through 3, and 0 through 9 specifies the expected values for a mm/dd/yy date string. The + portion of the pattern specifies one or more digits, 0 through 9, should be found at the end of the string.Īny values in the target field that do not begin with SWA, followed by some number of digits representing a flight number, will not be extracted as a substring by the processor. The carat sign ( ^) anchors the pattern to the beginning of the string and the dollar sign ( $) anchors the pattern to the end of the string.
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