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Summary I am selling you future books (programming).

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I am selling you future books (programming). I will present to you everything you will need in terms of knowledge of any programming language in the form of a book with a lot of useful information for you, and as you also know that programmers have very high salaries, I will help you to be great programmers I wish you a pleasant reading and learning.

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PHP




#php

,Tabla de contenido
Acerca de 1

Capítulo 1: Empezando con PHP 2

Observaciones 2

Versiones 3

PHP 7.x 3

PHP 5.x 3

PHP 4.x 3

Versiones heredadas 4

Examples 4

Salida HTML del servidor web 4

Salida no HTML desde servidor web 5

¡Hola Mundo! 6

Separación de instrucciones 7

PHP CLI 8

Disparando 8

Salida 8

Entrada 9

Servidor incorporado de PHP 9

Ejemplo de uso 9

Configuración 10

Troncos 10

Etiquetas PHP 10

Etiquetas estándar 10

Etiquetas de eco 10

Etiquetas cortas 11

Etiquetas ASP 11

Capítulo 2: Actuación 12

Examples 12

Perfilando con XHProf 12

, Uso de memoria 12

Perfilando con Xdebug 13

Capítulo 3: Alcance variable 17

Introducción 17

Examples 17

Variables globales definidas por el usuario 17

Variables superglobales 18

Propiedades estáticas y variables 18

Capítulo 4: Análisis de cuerdas 20

Observaciones 20

Examples 20

Dividir una cadena por separadores 20

Buscando una subcadena con strpos 21

Comprobando si existe una subcadena 21

Búsqueda a partir de un offset 21

Consigue todas las apariciones de una subcadena. 22

Analizando la cadena usando expresiones regulares 22

Subcadena 23

Capítulo 5: Análisis de HTML 25

Examples 25

Analizar HTML desde una cadena 25

Utilizando XPath 25

SimpleXML 25

Presentación 25

Análisis de XML utilizando un enfoque de procedimiento 26

Analizar XML utilizando el enfoque OOP 26

Accediendo a los niños y atributos 26

Cuando conoces sus nombres: 26

Cuando no sabes sus nombres (o no quieres saberlos): 27

Capítulo 6: APCu 28

Introducción 28

, Examples 28

Almacenamiento y recuperación simples 28

Almacenar información 28

Iterando sobre las entradas 28

Capítulo 7: Aprendizaje automático 30

Observaciones 30

Examples 30

Clasificación utilizando PHP-ML 30

SVC (Clasificación de vectores de soporte) 30

k-vecinos más cercanos 31

Clasificador NaiveBayes 31

Caso practico 32

Regresión 32

Regresión de vectores de apoyo 32

Regresión lineal de LeastSquares 33

Caso practico 34

Agrupación 34

k-medios 34

DBSCAN 34

Caso practico 35

Capítulo 8: Arrays 36

Introducción 36

Sintaxis 36

Parámetros 36

Observaciones 36

Ver también 36

Examples 36

Inicializando una matriz 37

Comprobar si existe la clave 39

Comprobando si existe un valor en la matriz 40

Validando el tipo de matriz 41

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Number of pages
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Written in
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programming books

I am selling you future books (programming). I will present to you everything you will need in terms of knowledge of any programming language in the form of a book with a lot of useful information for you, and as you also know that programmers have very high salaries, I will help you to be great programmers I wish you a pleasant reading and learning.

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