JavaScript: Enable Disable TextBox on CheckBox check uncheck

Question

How to enable disable TextBox on CheckBox check uncheck in JavaScriptltspangtDo you have Passportltspangtltinput id34chkConfirm34 type34checkbox34 gtlthr gtltinput id34txtPassportNumber34 type34text34 disabled34disabled34 gt

dharmendr · Accepted Answer

Hi makenziexcRefer below exampleHTMLlthtmlgtltheadgt    ltmeta charset34utf834 gt    lttitlegtlttitlegt    ltstyle type34textcss34gt        body  fontfamily Arial fontsize 10pt     ltstylegtltheadgtltbodygt    ltspangtDo you have Passportltspangt    ltinput type34checkbox34 id34chkConfirm34 onclick34EnableDisableTextBox34 gtlthr gt    ltinput id34txtPassportNumber34 type34text34 disabled34disabled34 gt    ltscript type34textjavascript34gt        function EnableDisableTextBox             var checkBox  documentgetElementById34chkConfirm34            documentgetElementById34txtPassportNumber34disabled  checkBoxchecked            ltscriptgtltbodygtlthtmlgtDemoScreenshot DownloadsDownload Sample

JavaScript: Enable Disable TextBox on CheckBox check uncheck

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