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/##
Copyright 2021 Kyle Gunger
This file is licensed under the CDDL 1.0 (the License)
and may only be used in accordance with the License.
You should have received a copy of the License with this
software/source code. If you did not, a copy can be found
at the following URL:
https://opensource.org/licenses/CDDL-1.0
THIS SOFTWARE/SOURCE CODE IS PROVIDED "AS IS" WITH NO
WARRANTY, GUARANTEE, OR CLAIM OF FITNESS FOR ANY PURPOSE
EXPRESS OR IMPLIED
#/
/# util.tnsl
Utility functions that may be useful in many places.
#/
/; string_equate(~{}charp s1, s2) [bool]
/; if (len s1` !== len s2`)
;return false
;/
/; loop (int i = 0; i < len s1`) [i++]
/; if (s1`{i} !== s2`{i})
;return false
;/
;/
;return true
;/
/; is_whitespace (charp c) [bool]
;return c == '\t' || c == '\n' || c == ' '
;/
/; is_digit (charp c) [bool]
;return c !< '0' && c !> '9'
;/
/; is_alpha (charp c) [bool]
;bool low = c !< 'A' && c !> 'Z', high = c !< 'a' && c >! 'z'
;return low || high
;/
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