bom meaning

milliseconds between each executionSet a pause with the settimeout () method of the Window object, accept two parameters, the code to execute, and the number of milliseconds to wait before executing it, toTo refer to a previously defined function, such as settimeout (func,1000), meaning to execute the Func function after 1 secondsThe difference between SetTimeout and setinterval:The SetTimeout method is a timed procedure, that is, what to do after wh

We sometimes need to remove the header in the utf8 document. We often need to manually clear it. Below I have sorted out several methods to clear the bom header in the utf8 format file using the php program. I hope it will be helpful to you. Example 1 The Code is as follows: Copy code /*** Remove the bom header from the file.* @ Var 0.1* @ Author Chenwp*/Function clearbom ($ contents

BOM: Byte Order MarkUTF-8 BOM is also called the UTF-8 signature, in fact, the BOM of the UTF-8 has no effect on the UFT-8, is to support the UTF-16, the BOM is added to the UTF-32, the BOM signature is to tell the editor of the current file using what encoding, it is easy f

The contents of JavaScript contain the following three parts: ECMAScript (CORE): JavaScript Language Foundation; DOM (Document Object model): Provides access to HTML and XML interfaces; BOM (Browser object model): Provides objects and methods that are independent of the content and interact between browser windows. I. ECMAScriptECMASCRIPT Specifies the core syntax for JavaScript scripts, such as data types, keywords, reserved wor

Note: Please refer to UTF-8, UTF-16, UTF-32 BOM for a detailed description of Unicode related knowledge. For UTF-8/16/32, the 8/16/32 in their name refers to the number of bits in the encoding unit, that is, their coding units are 8/16/32 bits, and the bytes are 1/2/4 bytes, and if it is multi-byte, it involves the byte sequence. UTF-8 is encoded as a single byte, so no byte order exists. UTF-8 The main advantage is that it can be compatible with A

This article introduces, in PHP to remove the BOM header instance code, BOM in the file head, occupy three bytes, sometimes need to remove this information. In this paper, we can make a reference for the example. Remove the BOM header PHP code, as follows: ";} else{$dirname = $basedir. " /". $file; Checkdir ($dirname);}} Closedir ($DH);}} function C

When uploading CSV files in PHP in the past two days, the first value in the first column is always not verified by regular expressions. For example, the first value in the first column is "test_test1", and the second value in the first column is "test_test2". The two values without essential differences provide two results for the same regular expression. In the tangle, var_dump is used to print two values. The displayed result "test_test1" has a length of 13 and "test_test2" has a length of 10