How to calculate total sum of value in textbox automatically.

Question

HiLet say I have 4 textboxtextbox1  valuetextbox2  valuetextbox3  valuetextbox4  totalwhen I key in data in textboxhow to make it sum automatically display in textbox 4Thanks for helping

Mudassar · Accepted Answer

This waylthtml xmlns34httpwwww3org1999xhtml34gtltheadgt    lttitlegtlttitlegt    ltscript type34textjavascript34 src34httpajaxgoogleapiscomajaxlibsjquery1jqueryminjs34gtltscriptgt    ltscript type34textjavascript34gt        34idtxt34live34keyup34 function              var t1  isNaNparseInt34txt134val  parseInt34txt134val  0            var t2  isNaNparseInt34txt234val  parseInt34txt234val  0            var t3  isNaNparseInt34txt334val  parseInt34txt334val  0            34Total34valt1  t2  t3            ltscriptgtltheadgtltbodygt    Text1 ltinput type34text34 id34txt134 value34034 gtltbr gt    Text2 ltinput type34text34 id34txt234 value34034 gtltbr gt    Text3 ltinput type34

How to calculate total sum of value in textbox automatically.

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