function $[$numout$,$ unit$]=$ myunitconv$($numin$,$ convtype$)$ switch convtype case $1$ numout $=($numin $*9/5)+32$; $\%$ Celsius to Fahrenheit conversion formula unit $=\text{'}$F$\text{'}$; case $2$ numout $=($numin $-32)*5/9$; $\%$ Fahrenheit to Celsius conversion formula unit $=\text{'}$C$\text{'}$; case $3$ numout $=$ numin $/2\mathrm{.}54$; $\%$ Centimeter to Inch conversion formula unit $=\text{'}$in$\text{'}$; case $4$ numout $=$ numin $*2\mathrm{.}54$; $\%$ Inch to Centimeter conversion formula unit $=\text{'}$cm$\text{'}$;a case $5$ numout $=$ numin $*3\mathrm{.}2808$; $\%$ Meter to Foot conversion formula unit $=\text{'}$ft$\text{'}$; case $6$ numout $=$ numin $/3\mathrm{.}2808$; $\%$ Foot to Meter conversion formula unit $=\text{'}$m$\text{'}$; case $7$ numout $=$ numin $/1\mathrm{.}6093$; $\%$ Kilometer to Mile conversion formula unit $=\text{'}$mi$\text{'}$; case $8$ numout $=$ numin $*1\mathrm{.}6093$; $\%$ Mile to Kilometer conversion formula unit $=\text{'}$km$\text{'}$; case $9$ numout $=$ numin $/28\mathrm{.}3495$; $\%$ Gram to Ounce conversion formula unit $=\text{'}$oz$\text{'}$; case $10$ numout $=$ numin $*28\mathrm{.}3495$; $\%$ Ounce to Gram conversion formula unit $=\text{'}$gr$\text{'}$; case $11$ numout $=$ numin $*2\mathrm{.}2046$; $\%$ Kilogram to Pound conversion formula unit $=\text{'}$lb$\text{'}$; case $12$ numout $=$ numin $/2\mathrm{.}2046$; $\%$ Pound to Kilogram conversion formula unit $=\text{'}$kg$\text{'}$; case $13$ numout $=$ numin $/1\mathrm{.}0161$; $\%$ Tonne to Ton conversion formula unit $=\text{'}$LT$\text{'}$; case $14$ numout $=$ numin $*1\mathrm{.}0161$; $\%$ Ton to Tonne conversion formula unit $=\text{'}$t$\text{'}$; otherwise error$(\text{'}$Invalid conversion type'$)$; endend