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John Kerl 2016-06-07 23:37:15 -07:00
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6
doc/content-for-reference.html
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@ -1013,6 +1013,12 @@ itself</b>:
POKI_INCLUDE_AND_RUN_ESCAPED(data/for-srec-example-2.sh)HERE
It can be confusing to modify the stream record while iterating over a copy of it, so
instead you might find it simpler to use an out-of-stream variable in the loop and only update
the stream record after the loop:
POKI_INCLUDE_AND_RUN_ESCAPED(data/for-srec-example-3.sh)HERE
<p/><b>No triple-for:</b> As of Miller 4.1.0 there is no C-style triple-for of the form
POKI_CARDIFY{{for (i = 1; i <= 10; i++) { ... } # No such}}HERE

9
doc/data/for-srec-example-3.sh Normal file
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@ -0,0 +1,9 @@
mlr --from data/small --opprint put '
@sum = 0;
for (k,v in $*) {
if (isnumeric(v)) {
@sum += $[k];
}
}
$sum = @sum
'

26
doc/reference.html
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@ -3438,6 +3438,32 @@ wye pan 5 0.5732889198020006 0.8636244699032729 6.436913 25.747654
</div>
<p/>
It can be confusing to modify the stream record while iterating over a copy of it, so
instead you might find it simpler to use an out-of-stream variable in the loop and only update
the stream record after the loop:
<p/>
<div class="pokipanel">
<pre>
$ mlr --from data/small --opprint put '
@sum = 0;
for (k,v in $*) {
if (isnumeric(v)) {
@sum += $[k];
}
}
$sum = @sum
'
a b i x y sum
pan pan 1 0.3467901443380824 0.7268028627434533 2.073593
eks pan 2 0.7586799647899636 0.5221511083334797 3.280831
wye wye 3 0.20460330576630303 0.33831852551664776 3.542922
eks wye 4 0.38139939387114097 0.13418874328430463 4.515588
wye pan 5 0.5732889198020006 0.8636244699032729 6.436913
</pre>
</div>
<p/>
<p/><b>No triple-for:</b> As of Miller 4.1.0 there is no C-style triple-for of the form
<p/>