ENVIRON variable support?

[linux-china]

ENVIRON, array of environment variables, and support by awk and gawk.

[pmarreck]

Just ran into this issue over here:

pmarreck 🟢 21ms
20240918170311 ~ bash> SIXEL_CAPABLE=false frawk 'BEGIN{OFS=" "; a="fortune inthebeginning warhammer_quote bashorg_quote chuck mandelbrot asciidragon just_one_taoup"; split(a,b); if(ENVIRON["SIXEL_CAPABLE"]=="true") {print a} else {for(i in b) if(b[i]!="inthebeginning") printf "%s%s", b[i], (i<length(b)?OFS:ORS);};}'
fortune inthebeginning warhammer_quote bashorg_quote chuck mandelbrot asciidragon just_one_taoup

pmarreck 🟢 34ms
20240918170403 ~ bash> SIXEL_CAPABLE=false awk 'BEGIN{OFS=" "; a="fortune inthebeginning warhammer_quote bashorg_quote chuck mandelbrot asciidragon just_one_taoup"; split(a,b); if(ENVIRON["SIXEL_CAPABLE"]=="true") {print a} else {for(i in b) if(b[i]!="inthebeginning") printf "%s%s", b[i], (i<length(b)?OFS:ORS);};}'
fortune warhammer_quote bashorg_quote chuck mandelbrot asciidragon just_one_taoup

Awk (and not frawk) changes its behavior based on the environment variable.