Run Code
|
API
|
Code Wall
|
Misc
|
Feedback
|
Login
|
Theme
|
Privacy
|
Patreon
first index of a substring in a given string
Language:
Ada
Assembly
Bash
C#
C++ (gcc)
C++ (clang)
C++ (vc++)
C (gcc)
C (clang)
C (vc)
Client Side
Clojure
Common Lisp
D
Elixir
Erlang
F#
Fortran
Go
Haskell
Java
Javascript
Kotlin
Lua
MySql
Node.js
Ocaml
Octave
Objective-C
Oracle
Pascal
Perl
Php
PostgreSQL
Prolog
Python
Python 3
R
Rust
Ruby
Scala
Scheme
Sql Server
Swift
Tcl
Visual Basic
Layout:
Vertical
Horizontal
//Rextester.Program.Main is the entry point for your code. Don't change it. //Microsoft (R) Visual C# Compiler version 2.9.0.63208 (958f2354) using System; using System.Collections.Generic; using System.Linq; using System.Text.RegularExpressions; namespace Rextester { public class Program { public static void Main(string[] args) { string str = "How to find the first index of a substring in a given string"; string substr = "fir"; bool match; for (int i = 0; i < str.Length - substr.Length + 1; ++i) { match = true; for (int j = 0; j < substr.Length; ++j) { if (str[i + j] != substr[j]) { match = false; break; } } if (match) Console.WriteLine(i); } } } }
Show compiler warnings
[
+
]
Show input
Compilation time: 0,26 sec, absolute running time: 0,13 sec, cpu time: 0,14 sec, average memory usage: 14 Mb, average nr of threads: 3, absolute service time: 0,42 sec
edit mode
|
history
|
discussion
16