vb.net - Integer Textbox Visual Basic -

vb.net - Integer Textbox Visual Basic -

so i'm new coding , i'm trying create label display result based on number in textbox. number in textbox based on button person clicks. want label read different values if textbox above or below numbers, code have doesn't work, help please guys?

private sub btn1_click(byval sender system.object, byval e system.eventargs) handles btn1.click, btn2.click, btn3.click, btn4.click, btn5.click, btn6.click, btn7.click, btn8.click, btn9.click, btn10.click, _ btn11.click, btn12.click, btn13.click, btn14.click, btn15.click, btn16.click, btn17.click, btn18.click, btn19.click, btn20.click, btn21.click, btn22.click, btn23.click, btn24.click, btn25.click, btn26.click, _ btn27.click, btn28.click, btn29.click, btn30.click, btn31.click, btn32.click, btn33.click, btn34.click, btn35.click, btn36.click, btn37.click, btn38.click, btn39.click, btn40.click, btn41.click, btn42.click, _ btn43.click, btn44.click, btn45.click, btn46.click, btn47.click, btn48.click, btn49.click, btn50.click, btn51.click, btn52.click, btn53.click, btn54.click, btn55.click, btn56.click, btn57.click, btn58.click, _ btn59.click, btn60.click, btn61.click, btn62.click, btn63.click, btn64.click, btn65.click, btn66.click, btn67.click, btn68.click, btn69.click, btn70.click, btn71.click, btn72.click, btn73.click, btn74.click, _ btn75.click, btn76.click, btn77.click, btn78.click, btn79.click, btn80.click, btn81.click, btn82.click, btn83.click, btn84.click, btn85.click, btn86.click, btn87.click, btn88.click, btn89.click, btn90.click, _ btn91.click, btn92.click, btn93.click, btn94.click, btn95.click, btn96.click, btn97.click, btn98.click, btn99.click, btn100.click, btn101.click, btn102.click, btn103.click, btn104.click, btn105.click, btn106.click, _ btn107.click, btn108.click, btn109.click, btn110.click, btn111.click, btn112.click, btn113.click, btn114.click, btn115.click, btn116.click, btn117.click, btn118.click, btn119.click, btn110.click, btn111.click, btn112.click, _ btn113.click, btn114.click, btn115.click, btn116.click, btn117.click, btn118.click, btn119.click, btn120.click, btn121.click, btn122.click, btn123.click, btn124.click, btn125.click, btn126.click, btn127.click, btn128.click, _ btn129.click, btn130.click, btn131.click, btn132.click, btn133.click, btn134.click, btn135.click, btn136.click, btn137.click, btn138.click, btn139.click, btn140.click, btn141.click, btn142.click, btn143.click, btn144.click, _ btn145.click, btn146.click, btn147.click, btn148.click, btn149.click, btn150.click, btn151.click, btn152.click, btn153.click, btn154.click, btn155.click, btn156.click, btn157.click, btn158.click, btn159.click, btn160.click, _ btn161.click, btn162.click, btn163.click, btn164.click, btn165.click, btn166.click, btn167.click, btn168.click, btn169.click, btn170.click, btn171.click, btn172.click, btn173.click, btn174.click, btn175.click, btn176.click, _ btn177.click, btn178.click, btn179.click, btn180.click, btn181.click, btn182.click, btn183.click, btn184.click, btn185.click, btn186.click, btn187.click, btn188.click, btn189.click, btn190.click, btn191.click, btn192.click, _ btn193.click, btn194.click, btn195.click, btn196.click, btn197.click directcast(sender, button) if txtadd.text = ("") end if txtadd.text = .text if txtadd.text >= 151 lblcharge.text = ("10") elseif txtadd1.text = ("") end if txtadd1.text = .text if txtadd1.text < 151 end if lblcharge.text = ("12.50") end end sub

if asking extracting number on button name, can this:

snum = senderbtn.name.substring(3)

or:

snum = senderbtn.name.replace("btn","")

or using regex. there lot of ways. , don't forget convert integer with:

cint() convert.toint32() integer.parse() etc.

vb.net textbox integer label