iterate through list

Reference URL: http://www.jb51.net/article/29949.htmThe most efficient of these three methods is the use of a foreach statement to iterate over an array. The foreach structure has been introduced since PHP4, which is a statement designed

For the list method, hibernate actually gets all the records through a select SQL. and read it out and fill it back in the Pojo.The iterate method is to first get all the IDs of the records that meet the query criteria through a select SQL, and then

List = ['HTML','JS','CSS','python']#Method 1#Traversal List Method 1: ' forIinchlist:Print("ordinal:%s Value:%s"% (List.index (i) + 1, i))#Traversal List Method 2: '#Method 2 forIinchRange (len (list)):Print("ordinal:%s Value:%s"% (i + 1), List[i]))#

This article mainly introduces the 3 methods of the PHP loop traversal array list (), each () and while summary, focusing on the mixed use of the 3 methods of the explanation. ①each () function each () function needs to pass an array as an argument,

. While traversalIn each loop of the while () statement, each () statement assigns the key of the current array element to the first argument variable $key of the list () function. and assigns the value in the current array element to the second

From: http://www.cnblogs.com/kakaku/articles/1312826.html   the tag is used to create a loop on the page to traverse objects such as arrays, collections, and maps. This tag is powerful and is often used on Struts application pages.1. cyclically

There are many functions in PHP that can be used to iterate over an array, such as: For statement, list, each, foreach, four functions, which is also a few of the main functions of traversing the array in PHP, let me introduce to you. foreach

Today, a netizen asked me the collection forgot not, this asked me to tangle a bit, and finally decided to write down this set of questions, so as not to commit a similar problem:Some elements in list and set need to be removed, while the method

list> vec2d = new linkedlist> ();Vec2d.add(arrays.aslist(New integer[]{1,2,3}));Vec2d.add (arrays.aslist(New integer[]{4,null,5}));Vec2d.add (NULL);Vec2d.add (arrays.aslist(New Integer[]{6,7,8,null}));iterable> i = vec2d.iterate ();iterable J;while (

The most manipulated data in PHP is the array, which has the characteristics of high efficiency, fast speed and convenient storage.There are three common ways to iterate through an array in PHP:1, for loop, use the most flexible, flexible to suspect