How to make Search option for listbox in wpf

Question

Rajanikant Hawaldar · Answer

Hello Patel, check below quick sample hardcoded you can do it using database, just assign data to list or observable collection obj. XAML Code: Window x:Class = "WpfListboxSearch.MainWindow" xmlns = "http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x = "http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d = "http://schemas.microsoft.com/expression/blend/2008" xmlns:mc = "http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local = "clr-namespace:WpfListboxSearch" mc:Ignorable = "d" Title = "MainWindow" Height = "450" Width = "800" > Grid > TextBox Height = "23" HorizontalAlignment = "Left" Margin = "82,11,0,0" Name = "txtNameSearch" VerticalAlignment = "Top" Width = "120" TextChanged = "txtNameSearch_TextChanged" /> ListBox Height = "100" HorizontalAlignment = "Left" Margin = "86,51,0,0" Name = "lbNameList" VerticalAlignment = "Top" Width = "600" > ListBoxItem > Tabbu ListBoxItem > ListBoxItem > Rakshita ListBoxItem > ListBoxItem > Shalini ListBoxItem > ListBox > Grid > Window > Code behind .cs file using System.Collections.Generic; using System.Windows; using System.Windows.Controls; namespace WpfListboxSearch { public partial class MainWindow : Window { List string > Namelist = new List string >(); public MainWindow() { InitializeComponent(); foreach (ListBoxItem lbi in lbNameList.Items) { Namelist.Add(lbi.Content.ToString()); } } private void txtNameSearch_TextChanged( object sender, TextChangedEventArgs e) { if (! string .IsNullOrWhiteSpace(txtNameSearch.Text)) { lbNameList.Items.Clear(); foreach ( string name in Namelist) { if (name.StartsWith(txtNameSearch.Text.Trim())) { lbNameList.Items.Add(name); } } } else if ( string .IsNullOrWhiteSpace(txtNameSearch.Text)) { lbNameList.Items.Clear(); foreach ( string name in Namelist) { lbNameList.Items.Add(name); } } } } }

How to make Search option for listbox in wpf

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