Hi all, Some vanilla solutions in attachments, taken from some projects.
++ -- Jérôme Abel http://jeromeabel.net
#N canvas 13 101 902 398 10; #X obj 110 127 route float symbol; #X obj 110 84 route bang; #X obj 110 63 list; #X obj 110 39 loadbang; #X obj 110 105 list append \$1; #X obj 458 58 loadbang; #X msg 458 127 0; #X obj 458 78 symbol test-\$1; #X obj 515 118 t b; #X obj 387 223 route 0; #X obj 387 245 t b; #X obj 458 98 sel test-0; #X obj 387 319 bng 15 250 50 0 empty empty no_arg 17 7 0 10 -262144 -1 -1; #X obj 451 274 bng 15 250 50 0 empty empty a_float 17 7 0 10 -262144 -1 -1; #X floatatom 426 248 5 0 0 0 - - -, f 5; #X text 457 31 Test if tere is no argument; #X obj 515 206 route float symbol; #X obj 515 163 route bang; #X obj 515 142 list; #X obj 515 184 list append \$1; #X obj 587 266 bng 15 250 50 0 empty empty a_symbol 17 7 0 10 -262144 -1 -1; #X symbolatom 567 236 10 0 0 0 - - -, f 10; #X obj 387 344 print \$0-NO-ARG; #X obj 426 295 print \$0-FLOAT; #X obj 567 295 print \$0-SYMBOL; #X obj 162 154 print \$0-SYMBOL_ARG; #X obj 110 179 print \$0-FLOAT_ARG; #X connect 0 0 26 0; #X connect 0 1 25 0; #X connect 1 0 4 0; #X connect 2 0 1 0; #X connect 3 0 2 0; #X connect 4 0 0 0; #X connect 5 0 7 0; #X connect 6 0 14 0; #X connect 7 0 11 0; #X connect 8 0 18 0; #X connect 9 0 10 0; #X connect 9 1 14 0; #X connect 10 0 12 0; #X connect 11 0 6 0; #X connect 11 1 8 0; #X connect 12 0 22 0; #X connect 14 0 13 0; #X connect 14 0 23 0; #X connect 16 0 9 0; #X connect 16 1 21 0; #X connect 17 0 19 0; #X connect 18 0 17 0; #X connect 19 0 16 0; #X connect 21 0 20 0; #X connect 21 0 24 0;
#N canvas 482 360 450 300 10; #X obj 166 80 test_arguments; #X obj 166 108 test_arguments 10; #X obj 166 138 test_arguments data/test.txt;
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