Determine if a string is numeric: Difference between revisions
Added Odin variant
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(Added Odin variant) |
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Line 3,443:
disp(isnum("123bar")) % 0
disp(isnum("3.1415")) % 1</syntaxhighlight>
=={{header|Odin}}==
<syntaxhighlight lang="odin">package main
import "core:strconv"
import "core:fmt"
is_numeric :: proc(s: string) -> bool {
_, ok := strconv.parse_f32(s)
return ok
}
main :: proc() {
strings := []string{"1", "3.14", "-100", "1e2", "Inf", "rose"}
for s in strings {
fmt.println(s, "is", is_numeric(s) ? "numeric" : "not numeric")
}
}
/* Output:
1 is numeric
3.14 is numeric
-100 is numeric
1e2 is numeric
Inf is not numeric
rose is not numeric
*/</syntaxhighlight>
=={{header|Oz}}==
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