The regex 123.+?5, that means : A string 123 followed by the SHORTEST, NON-empty, range of characters, till a digit 5Īnd the regex, almost identical, 123.+?56, whichĭoes NOT mean : A string 123 followed by the shortest, NON-empty, range of characters, till a digit 5, then the 6 digitīut means : A string 123 followed by the SHORTEST, NON-empty, range of characters, till the string 56 Now, I’m speaking to everybody ! For instance, do NOT confuse these two regexes : The reason is that you reach a final UNIQUE character ( a quote mark ) " Similarly, the two syntaxes, below, are strictly identical, too : The differences are quite obvious !ĪdrianHHH, you shouldn’t be annoyed, about choosing between the two syntaxes, below, as they are strictly identical ! Just try these four regexes, with the subject text : az abcxyz az abz abxz abcxyz az ab bcxz abcx, in a new tab. Ryan, see the main differences, between the four simple regexes, below ( I suppose a sensitive search ) : a.*z matches a lowercase letter a, followed by the LONGEST range of characters, even EMPTY, till a lowercase letter zĪ.*?z matches a lowe-case letter a, followed by the SHORTEST range of characters, even EMPTY, till a lowercase letter zĪ.+z matches a lowercase letter a, followed by the LONGEST range of characters, NON empty, till a lowercase letter zĪ.+?z matches a lowercase letter a, followed by the SHORTEST range of characters, NON empty, till a lowercase letter z
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