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Regular Expression Details

Title Test Find Pattern Title
Expression
\b-?[1-9](?:\.\d+)?[Ee][-+]?\d+\b
Description
Matches standard scientific notation using E character Scientific notation involves writing a number as the product of two numbers. The first one, the digit value, is always more than one and less than 10. The other, the exponential term, is expressed as a power of 10.
Matches
3.7E-11 | -2.384E-03 | 9.4608e15
Non-Matches
3.7 X 10-11 | -23.84E-02 | 9.4608 x 1015
Author Rating: Not yet rated. Michael Ash
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