a=\$'a\001b' e=\$'uv\001\001wx' recho \$a recho \$e recho \${a/\$'\001'/A} recho "\${a/\$'\001'/A}" recho \${e/\$'\001'/A} recho "\${e/\$'\001'/A}" recho \${a/b/B} recho "\${a/b/B}" recho \${e/w/W} recho "\${e/w/W}" recho \${a//\$'\001'/A} recho "\${a//\$'\001'/A}" recho \${e//\$'\001'/A} recho "\${e//\$'\001'/A}" recho \${a//b/B} recho "\${a//b/B}" recho \${e//w/W} recho "\${e//w/W}" # pos params pat subst set \$e \$e recho \${@/\$'\001'/A} recho "\${@/\$'\001'/A}" recho \${@/w/W} recho "\${@/w/W}" recho \${@//\$'\001'/A} recho "\${@//\$'\001'/A}" recho \${@//w/W} recho "\${@//w/W}" arr[0]=\$a arr[1]=\$e recho \${arr[0]} recho \${arr[1]} recho \${arr[0]/\$'\001'/A} recho "\${arr[0]/\$'\001'/A}" recho \${arr[1]/\$'\001'/A} recho "\${arr[1]/\$'\001'/A}" recho \${arr[0]/b/B} recho "\${arr[0]/b/B}" recho \${arr[1]/w/W} recho "\${arr[1]/w/W}" recho \${arr[0]//\$'\001'/A} recho "\${arr[0]//\$'\001'/A}" recho \${arr[1]//\$'\001'/A} recho "\${arr[1]//\$'\001'/A}" recho \${arr[0]//b/B} recho "\${arr[0]//b/B}" recho \${arr[1]//w/W} recho "\${arr[1]//w/W}" recho \${arr[@]/\$'\001'/A} recho "\${arr[@]/\$'\001'/A}" recho \${arr[@]/b/B} recho "\${arr[@]/b/B}" recho \${arr[@]/w/W} recho "\${arr[@]/w/W}" recho \${arr[@]//\$'\001'/A} recho "\${arr[@]//\$'\001'/A}" recho \${arr[@]//b/B} recho "\${arr[@]//b/B}" recho \${arr[@]//w/W} recho "\${arr[@]//w/W}"