$isnumber » History » Revision 3
Revision 2 (Per Amundsen, 12/02/2021 02:06 AM) → Revision 3/5 (Per Amundsen, 12/02/2021 02:07 AM)
_Added in 4.2_ *$isnumber(text [, cdens])* Returns [[$true]] if the text is a number, otherwise [[$false]]. *Parameters* c - Enables 's' and 'd', partial TODO d - Allows decimal numbers. e - Allows scientific (exponential) notations. float/exponent numbers. n - Allows regular numbers. s - Allows leading + and minus signs. *Example* <pre> ; Returns $false //echo -ag $isnumber(abc) ; Returns $true //echo -ag $isnumber(555) </pre>