From 24a9144720b8ac9206c8cfde3bd8642a4672851b Mon Sep 17 00:00:00 2001
From: clonbg <clonbg@gmail.com>
Date: Thu, 25 May 2023 11:00:27 +0200
Subject: [PATCH] cadenas y arrays

---
 README.md            |  3 ++-
 arreglos/Cargo.lock  |  7 +++++++
 arreglos/Cargo.toml  |  8 ++++++++
 arreglos/src/main.rs | 21 +++++++++++++++++++++
 cadenas/Cargo.lock   |  7 +++++++
 cadenas/Cargo.toml   |  8 ++++++++
 cadenas/src/main.rs  | 25 +++++++++++++++++++++++++
 7 files changed, 78 insertions(+), 1 deletion(-)
 create mode 100644 arreglos/Cargo.lock
 create mode 100644 arreglos/Cargo.toml
 create mode 100644 arreglos/src/main.rs
 create mode 100644 cadenas/Cargo.lock
 create mode 100644 cadenas/Cargo.toml
 create mode 100644 cadenas/src/main.rs

diff --git a/README.md b/README.md
index 4a612c3..19b6c3d 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 https://tinchicus.com/2022/09/26/rust-listado-del-curso-inicial/
 
 - https://tinchicus.com/2022/06/01/rust-usando-a-cargo/ (hola_mundo)
-- https://tinchicus.com/2022/06/03/rust-strings/
+- https://tinchicus.com/2022/06/03/rust-strings/ (cadenas)
+- https://tinchicus.com/2022/06/07/rust-vector/ (arreglos)
\ No newline at end of file
diff --git a/arreglos/Cargo.lock b/arreglos/Cargo.lock
new file mode 100644
index 0000000..88eff86
--- /dev/null
+++ b/arreglos/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "arreglos"
+version = "0.1.0"
diff --git a/arreglos/Cargo.toml b/arreglos/Cargo.toml
new file mode 100644
index 0000000..859f716
--- /dev/null
+++ b/arreglos/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "arreglos"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/arreglos/src/main.rs b/arreglos/src/main.rs
new file mode 100644
index 0000000..89eed33
--- /dev/null
+++ b/arreglos/src/main.rs
@@ -0,0 +1,21 @@
+fn main() {
+    // definimos un array
+    let mi_arreglo_3 = ["Lovecraft", "Poe", "Barker", "King"];
+    // array mutable con 4 enteros
+    let mut _mi_arreglo_2: [i32; 4] = [2, 4, 8, 16];
+    // arreglo vacío tipo string
+    let mut _arreglo_vacio: [&str; 0] = [];
+    // crea el array con cuatro veces el 123
+    let arreglo = [123; 4];
+    // imprimimos para que no den error
+    println!("{} {} {} ", mi_arreglo_3[1], _mi_arreglo_2[2], arreglo[3]);
+
+    let mut mi_arreglo: [&str; 4] = ["", "", "", ""];
+
+    mi_arreglo[0] = "Lovecraft";
+    mi_arreglo[1] = "Poe";
+    mi_arreglo[2] = "Barker";
+    mi_arreglo[3] = "King";
+
+    println!("{}, {}, {}, {}", mi_arreglo[0], mi_arreglo[1], mi_arreglo[2], mi_arreglo[3]);
+}
diff --git a/cadenas/Cargo.lock b/cadenas/Cargo.lock
new file mode 100644
index 0000000..3353412
--- /dev/null
+++ b/cadenas/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "cadenas"
+version = "0.1.0"
diff --git a/cadenas/Cargo.toml b/cadenas/Cargo.toml
new file mode 100644
index 0000000..bd785d4
--- /dev/null
+++ b/cadenas/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "cadenas"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/cadenas/src/main.rs b/cadenas/src/main.rs
new file mode 100644
index 0000000..51b033c
--- /dev/null
+++ b/cadenas/src/main.rs
@@ -0,0 +1,25 @@
+fn main() {
+    string1();
+    string2();
+}
+fn string1() {
+    let cadena1 = "Tinchicus.com";
+    let cadena2 = " es el ";
+    let cadena3 = "mejor lugar para aprender";
+    // utilizamos a to_owned para convertir este segmento en una string y podamos concatenar los otros segmentos a este
+    let _renglon = cadena1.to_owned() + cadena2 + cadena3;
+
+    println!("{} {}", _renglon, cadena3)
+}
+
+fn string2() {
+    let mut renglon_final = String::new();
+
+    let cadena1 = "Tinchicus.com";
+    let cadena2 = " es el ";
+    let cadena3 = "mejor lugar para aprender";
+
+    renglon_final = format!("{}{}{}", cadena1, cadena2, cadena3);
+
+    println!("{}", renglon_final);
+}