java split trim

How to use the split () function and the trim () functionThis address: http://blog.csdn.net/caroline_wendy/article/details/24465141Detailed reference Java API: http://docs.oracle.com/javase/6/docs/api/java/lang/String.htmlThe split () function is

The split () function splits a string string, returns an array of string (string[]) based on parameters such as ",", "-", "", and so on, and can specify elements by index. If not found, the entire string string is returned as the No. 0 element of

The following example illustrates the outofmemoryerror caused by the string substring method: [Java] view plaincopyprint? Public class testgc {Private string large = new string (New char [2, 100000]);Public String getsubstring (){Return this. Large.

Sun has always admired Sun's rigorous and elegant Technology (bless Sun ). The source code of the Java library in Sun JDK is clear and well-regulated, and the javadoc annotation is used meticulously, which is very familiar and comfortable to read.

Original address: http://jarfield.iteye.com/admin/blogs/583946 Always admired the rigor and elegance of Sun's approach to technology (poor sun). The source code of the Java library in the Sun JDK, even the annotations are clear, the specification

Requirement: divide "01: big car" into 01 and big car There are two methods: substringJava code PackageTest; Public ClassSubstringtest {  Public Static VoidMain (string ARGs []) { String n = "01: Car "; String L = ""; String r = ""; IntK

This method removes whitespace characters from both sidesPrinciple:See the source code implementation PublicString Trim () {intLen =value.length; intSt =0; Char[] val = value;/*avoid GetField opcode*/ while(St ' ') ) {St++; }

Most of the content in this article is taken from the following two articles: Http://blog.xebia.com/2007/10/04/leaking-memory-in-java /, Http://www.iteye.com/topic/626801 Use an extreme example to illustrate the outofmemoryerror caused by the string

Today the testers made a small demand, IP address a.b.c.d, abcd any one domain is empty when treated as 0. For example 192 ... , the backstage as 192.0.0.0 processing.The way I think of it is to use the split method of the string, first get the

/*** Take a string which are a delimited list and convert it to a string array. * a Single delimiter can consists of more than one character:it would still * be considered as single delimit Er string, rather than as bunch of potential * delimiter