| Title |
Test
Find
JavaScript number
|
| Expression |
^[-+]?(?:\d+\.?|\.\d)\d*(?:[Ee][-+]?\d+)?$ |
| Description |
Validates that a string represents a javascript number (as defined by ECMAScript 3 Specs): integer (base-10) or floating
point including in the exponential notation. Doesn't match the empty string. |
| Matches |
23 | -17.e23 | +.199E-19 | 10. | 10e10 |
| Non-Matches |
+.e2 | 23.17.5 | 10e2.0 | 22e |
| Author |
Rating:
octavian morosanu
|
| Source |
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| Your Rating |
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