Template:Val/delimitnum: Difference between revisions

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-<includeonly>{{#ifeq: <!-- a sequence of three outputs equal to "04"? -->
+<includeonly><!--
-   {{#invoke:String|find|{{{1}}}|.}}<!-- Output a zero if no dot.
+-->{{#ifeq: <!-- compare "04" to 4, and if so, output 4-digits pure
-   -->{{#invoke:String|len <!-- Length of 4 with sign temporarily filtered? -->
+  What might be "04" is composed of three outputs: dot, len, and fmt -->
-     |{{#invoke:String|replace|{{{1}}}|[+-]|plain=false}}}}<!-- filter sign -->
+   {{#invoke:String|find|{{{1}}}|.}}<!-- Output the zero if no dot.
-  <!-- Any fmt given?  If so comparison to "4" will fail -->{{{fmt|}}}
+   -->{{#invoke:String|len <!-- Length of 4 with sign and spaces filtered? -->
+     |{{#invoke:String|replace|{{{1}}}|[-+ ]|plain=false}}}}<!--
+    That replace just filtered out any and all spaces, + or - characters.
+    But it's gotta have the minus sign first in the [-charclass].
+    Any fmt given?  If so comparison to "4" will fail -->{{{fmt|}}}
 | 4 |{{#invoke:String|replace|{{{1}}}|-|&minus;}}<!--
-If fmt is nil, found . is 0, and len is 4, then 04=4,
+If fmt is nil, found . is 0, and filtered len is 4, then 04=4,
-and we just output the number, replacing any - with a minus sign
+and we have just output the number, replacing any - with a minus sign
 Else:

Latest revision as of 13:41, 3 September 2020