About PHP case-based articles recommended

A valid XML document can have a meaning, one is a well-formed document (Well-format), a document that conforms to the XML rules, and a valid document, a document that has been validated to conform to a DTD. 1. The basic syntax rules XML is case-sensitive; the start and end labels of all elements must appear in pairs and be nested correctly, and if you make the XML description, it must be the first line of the XML document: <?xml version= "1.0"?> element attributes must be quoted, single, Double quotes are all possible, but must appear in pairs. such as: <basic attr= "1.0" ><basic attr= ' 1.0 ' > XML Naming conventions: XML names begin with an underscore or a letter; XML names can contain letters, numbers, periods, underscores, and colons; XML names cannot contain spaces; The XML name cannot start with a number, but

1. Form Knowledge Point Detailed

Summary: Legitimate XML documents can have a meaning, one is a well-formed document (Well-format), which conforms to the XML rules written by the document, the other is a valid document, is a document that has been validated to conform to a DTD. 1. Basic syntax rules XML is case-sensitive;&nbsp; the start and end labels of all elements must appear in pairs and be nested correctly;&nbsp; if you make the XML description, it must be the first line of the XML document: &NBSP;&LT;? XML Version=&quot;1.0&quot;? &gt;&nb ...

2. The article about the string function Bin2Hex () is described in detail

Description: Graphic ASCII code comparison chart, with character A as an example dec represents decimal, such as 65Hx for hexadecimal, such as 41Oct for octal, such as 101Char for display characters, such as the AASCII code comparison chart is divided into two units 1, control characters 0-31 and 1272, can display characters 32-126 (1) 48~57 is 0 to 90 Arabic numerals, (2) 65~90 is 26 uppercase English letters, (3) 97~122 is 26 lowercase English letters, (4) Other punctuation marks, arithmetic symbols, etc...

3. Recommended 10 articles for a slightly larger article

Summary: This method compares a string to another string and ignores the case during the comparison process. The parameter is not NULL, and the two strings are equal (ignoring case), and true is returned, otherwise false. The syntax &nbsp;equalsignorecase (string&nbsp;anotherstring) anotherstring:anotherstring is the string object for the specified comparison. Example &nbsp; Use Equalsignorecase () ...

4. Recommended 10 articles about ignoring size

Summary: This method compares a string to another string and ignores the case during the comparison process. The parameter is not NULL, and the two strings are equal (ignoring case), and true is returned, otherwise false. The syntax &nbsp;equalsignorecase (string&nbsp;anotherstring) anotherstring:anotherstring is the string object for the specified comparison. Example &nbsp; Use Equalsignorecase () ...

5. Detailed Introduction to the menu

Introduction: This article mainly introduces the Android imitation menu (using C # and Java respectively), this article gives the C # and Java version of the running effect and implementation code, the need for friends can refer to the following this article is the Android menu using the implementation of programming, Of course, you can use XML to do the same function, basic Java and C # syntax is consistent, so using XML to use the Java presentation in this article, it should be noted that for if not vs development, then the resource file name must start with lowercase, otherwise it will be an error. Operational effectiveness ...

6. Introduction to a summary of the verification code generation method

Introduction: This article and everyone to share is an integration 1: lowercase pinyin; 2: uppercase pinyin; 3: Numbers; 4: The Verification code generation class for Chinese characters. The example in this chapter will also have a scenario where MVC uses CAPTCHA validation. With a certain reference value, following the small series together to see it this time and you share is an integration 1: lowercase pinyin 2: uppercase Pinyin 3: Number 4: Chinese character verification code generation class, from the title to feel very ordinary, yes indeed very common, Just this verification code class can be generated by the parameters to specify the code to return the format of the rules, but also the main hope to bring you ...

7. About PHP strstr () functions 10 articles recommended

Introduction: First occurrence of strstr-lookup string &nbsp;string strstr (String $haystack, mixed $needle [, bool $before _needle = False]) & nbsp; Note 1: $haystack is a string of characters, $needle is the string being looked up. The function is case-sensitive. &nbsp; NOTE 2: The return value starts from needle to the end. &nbsp; Note 3: About $ne ...

8. About PHP Stripos () functions 10 articles recommended

Introduction: What is the function of PHP string function Stripos ()? The String function Stripos () is the first occurrence of a string in another string, and the function is case-insensitive. It is convenient to use, and its related functions have Strripos () &nbsp;-find the last occurrence of a string in another string (case insensitive) Strpos () &nbsp;- Finds the position of the first occurrence of a string in another string (case-sensitive) Strrpos () &nbsp;-find string in ...

9. A detailed description of the PHP string function

Introduction: What is the function of PHP string function Stripos ()? The String function Stripos () is the first occurrence of a string in another string, and the function is case-insensitive. It is convenient to use, and its related functions have Strripos () &nbsp;-find the last occurrence of a string in another string (case insensitive) Strpos () &nbsp;- Finds the position of the first occurrence of a string in another string (case-sensitive) Strrpos () &nbsp;-find string in ...

10. Detailed string function Strrpos ()

Summary: the Strrpos () function finds the position of the last occurrence of a string in another string. This function is case-sensitive and, contrary to the Strripos () function, the Strripos () function is not case-sensitive, and this article leads you to the PHP Strrpos () function.

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