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Determine if a string is numeric: Difference between revisions

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Determine if a string is numeric (view source)

Revision as of 07:30, 10 May 2021

80 bytes removed ,  3 years ago
Make a proc in Tcl version for consistency
(→‎{{header|Plain English}}: Added an explanation of why knowing a particular decider is in the noodle is important.)
(Make a proc in Tcl version for consistency)
Line 4,087:
 
=={{header|Tcl}}==
<lang tcl>proc isNumeric str [{string is double -strict $varname]str}</lang>▼
<lang tcl>if {
▲ [string is double -strict $varname]
} then { ... }</lang>
 
Also <tt>string is integer</tt> (, <tt>string is alnum</tt> etc etc)
 
=={{header|TMG}}==
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