JavaScript FAQ (2)

xiaoxiao2021-03-06 76

[Reprinted] JavaScript object and array reference Big All This paper enumerates various JavaScript objects and arrays, including short descriptions of each of the above objects or arrays, and related attribute methods, and event handler, also indicate The user of the object or array is also likely to refer to the super text Object Hierarchy page in Online Companion (http://www.netscape/10-9.htm) to understand these objects How to interconnect between each other. By the way, remember, here all the objects of the child object as another object see the property of this object, see Chapter 10, in this decomposition. B.1 Anchor object Use the HTML point created by Mark to be used as a link as a target if the anchor includes href = characteristics, it is also a link object. Anchor object is an attribute of the Document object, which does not have an attribute method or an event handler. B.2 Anchors array anchors array is an attribute of the Document object. It is a list of all Anchor objects in the document. If Anchor is also a link (link), it will appear at the ANCHORS and LINKS arrays. The ARRAY Object Array Object is a new object introduced in Netscape Navlgator 3.0 Beta 3, which cannot be used in Netscape 2.0 using it in Netscape 2.0, not other objects Attributes. The value of the value of the attribute length array B.4 Button Object It is an attribute of the Form object, and uses Marks are created. Attribute Checked check box Select status default CHECHECKED tag for check = Features Name Name Name = Features Value Tag VALUE = Feature Click Analog Mouse Click the Button Event Handler OnClick B.6 Date Object It is a built-in object - Not attributes of other objects, allowing users to perform various processes of various uses and time.

Method getDate () View Date object and return date getday () Return to a few getMinutes () Return to the number of getMINUTES () Return to the month GetSeconds () Return to the second number getTime () Return Complete Time GetTimezoneoffset () Return time zone deviation value (the number of hours) between Greenwich average time and time zone settings in the computer of the run script) getYear () Returns Parse () Return to Date String Since January 1, 1970 00:00 The number of milliseconds since: 00 (DATE object stores from the number of milliseconds from the date and time), but note that the method does not currently run setDate () change the date of the date object SetHours () change the hour number setminutes () Changing the number of minutes setMonth () change the month setSeconds () change the number of seconds setTime () change the complete time setYear () change the year togMTString () Transform the date (a value) of the DATE object into a GMT time string, return to the following Value: WEDS, 15 JUNE L997 14:02:02 GMT (Accurate Format Depending on the operating system running on your computer) TOLOCALESTRING () transforms the date (a value) of the DATE object into a string, using the computer The specific date format UTC () uses Date UTC (year, month, day, hour, minute, second), is available from January 1, 1970 (where the time, minute, second is optional) Number of milliseconds since return date B.7 Document Objects This object is an attribute of Window and Frames objects, which is a document displayed in a window or frame. Attribute ALINKCOLOR activity link color (ALINK) Anchor an HTMI anchor, created using the Tag (this property itself is also an object) Anchors array lists the array of document anchor objects () The attribute itself is also an object) BGColor document background color (BGColor) cookie stored in a cookie.txt file, which is the text color of the document object FGColor document text color (Text Features in the tag) Form One form (

) in the document (this property itself is also an object) Forms Anay, listed in the order in which it appears in the order (this property itself is also an object) LastModified document last modification Date LinkColor Document Link Color, that is, the LINK feature in the tag (link to the user no observed document) A tag in the link document (this property itself is also an object) Links Array document An array of Link objects, in order of the order in which they appear in the document (this property itself is also an object) Location currently displays the URL of the document. Users cannot change Document.Location (because this is the location of the current display). However, you can change Window.Location (replacing the current document with other documents) Window.Location itself is also an object, and Document.Location is not an object REFERRER contains the URL of the link, and the user clicks the title of the current document Title document. ((Title>) VLINKCOLOR Points to the document of the user's observed document, the tag of the VLINK feature method cleared the contents of the specified document Close Close the document flow open Open the document stream Write write text into the document WriteLn put text Write a document and ending the B.8 Elements arrays in a lobr. It is an attribute of the Form object, which lists an array of each element in the form. Attribute 1Ency Formhend Elements B.9 Form Objects it is Document An attribute of an object, a form within a document.

The property action contains a button in the string Button form submitted for a form, creates tag to create (this property itself is also an object) Elements Array an array that lists each form element in order that appears in the form (this property itself is also an object) Encoding form. MIME Hidden elements in the Hidden form (). A property of the form object (this property itself is also an object) The number of Elements in the Length form Method Enter the form of the data to the server, ie the method in the (form) tag is set in the form. The radio button () (This property itself is also an object) SELECT window The selection box () (this property itself is also an object) text area element in the Textarta form () (this property itself is also a Object) Method Submit Submit Form (same as using the Submit button) Event Handler OnSubmit B.10 Forms array This array is an attribute of the Document object, that is, an array of each form within the document. Properties Length document Number of inner form B.11 Frame Objects It is an attribute of the Window object, one frame in the window. In addition to individual exceptions, the Frame object is the same as the Window object. The property frames array enumerates each sub-frame within the frame. An array (this property itself is also - an object) LENGTH The number of frames in this frame (Name "in the <frame> tag) Parent contains the synonym of the parent window of this framework SELF current framework for the current framework Synonyms method clearTimeout () used to terminate the working settimeout () Waiting for the specified milliseconds, then run the command B.12 frames array It is both a Window object, and the properties of the Frame object, which lists each frame within the Window or Frame object. . The number of frames in the property Length window or the frame object B.13 Hidden Object paste a property of the Form object, a hidden element in the form (<input type = "hidden">). Properties Name tag (Name Features) Value = Features B.14 History objects It is an attribute of the Window object, the history list of the window. Attribute Length Method Better Method BACK Loading the Previous Document FORWARD Loading History in the History list The next document Go loads a specified document in the historical list, specify B.15 Image in the list of documents in the list. Object is an attribute of the Document object, an image in embedded document in (1MG) tag this is the new object introduced in Netscape Navigator 3.0 Beta 3.</p> <p>Property Border <IMG> Tag Border Features Complete indicates whether the browser is fully loaded with a Boolean Height Height feature HSPACE HSPACE TRC LOWSRC Features SRC SRC Features VSPACE VSPACE Features Width Width Features Event Handler Online ONABORT B.16 Images arrays It is an attribute of the Document object, a list of all images in the document. Attribute Length Document Images B.17 LINK It is an attribute of the Document object, one <a href=> tag within the document. The attribute hash starts with a string beginning with the hash number (#), and an anchor host in the URL includes the host name part of the URL of the URL and the port number is the same as the Host property, except for the colon and port number HREF. Complete URL Pathname URL Directory Path Section Port URL: Port Section Protocol URL Type (http:, ftp:, gopher:, etc.) Search in a URL starting in a question mark, used to specify search information Target When user list When a link (TARGET feature) is used to display the referenced document content, the ONMOUSEOVER B.18 LINKS array is an attribute of the Document object, one list of all links in the document. Attribute Length Document Links B.19 Location Objects It is an attribute of the Document object, the full URL of this document, please do not confuse it with the window.location property, the latter can be used to load a new document, and Window. The location attribute itself is not an object, and Window.Location can be modified by script, and Document.Location cannot be. The attribute hash starts with a string beginning with the hash number (#) used to specify an anchor host in the URL, including the host name part of the URL of the colon and the port number, the same HostName is the same, except that the colon and port number are not included. Outside HREF full URL Pathname URL directory path part of the PORT URL: Port Section Protocol URL (http:, ftp:, gopher:, etc.) Search Search in the URL starting in question mark (?), Used to specify a search Information Target User Click the link (Target feature), a window B.20 Math object for displaying the contents of the referenced document is not an attribute of other objects, but a built-in object that contains many mathematical constants and functions.</p> <p>Attribute E Euler constant, natural logarithmic bottom (approximately equal to 2.718) LN2 2 natural logarithmic (about 2.302) LN10 10 is aligned with 2 E.di (about 2.302) Log2e Isome 1.442) LOG10E (about equal to 3.14159) SQRT1_2 0.5 square root (i.e., L divination of 2 square root, approximately equal to O.707) SQRT2 2 The square root (approximately equal to 1.414) method ABS () returns a certain absolute value (ie the distance from the number and O, for example, the absolute value of 2 and one 2 is 2) ACOS () returns a number of anti-hosh values ( Returns a number of anti-stereo values () returned () returned () returned () returned () returned to a number of intermediate cut values () returned to a certain number of intermediate cut values () returned to a certain number of uniforms, or greater than this number Minimum integer (CEIL (-22.22) returns -22; CEIL22, 22) Returns 23; CEIL (22) Returns 22) COS () Returns a cosine value exp () returns EN FLOOR () in an arc unit) In contrast to CEIL (FLOOR (1 22.22) returns a 23; floor (22.22) returns 22; FLOOR (22) Returns 22) 10g () Returns a natural logarithm (E.) MAX () returns two times The larger value min () returns the smaller value of the two questions POW () returns the N times of M (where M is the bottom, n is an index) Random () returns a pseudo-random number between 0 and 1 ( This method is only valid only in the UNIX version of Netscape Navigator) Round () returns a number of square sin () returns a sinus () returned to a square root Tan () returned to a square root Tan () returned. Number of corrective values B.2L Navigator object This object is not an attribute of other objects, but an built-in object contains information about the browser of the document. Property AppCodename Browser's code name (for example, Mozilla) AppName browser's name AppVersion browser version number UserAgent sent to the server by the client and agent header text method JavaEnabled JavaScript does not have this method, but soon It will be added to see if the browser is a browser compatible with JavaScript, if yes, continue to see if JavaScript is in support. B.22 Options array This array is a list of select objects, namely a list of all options in the Select box. The DefaultSelected Options list The default Options in the list of Index Options Lists in the list of options LENGTH Options list (<options>) Name Option list (Name Features) Selected Represents Selected Representation Options Option <option> Selected a Boolean Type Value SelectedIndex Options Selected <option> Index (Location) Text Options in the Text Option List in the list of the VALUE Options in the list of VALUE Options in the list of VALUE = Features Remove (i) Delete the I Item B .23 Password object It is an attribute of the Document object, one <input type = "password"> tag. Property DefaultValue Password Object Default (Value = Features) Name Object Name (Name = Features) Value The current value of this domain is the same as the value = feature (DefAuttValue), but if the script modified the value in the domain , Then the value will change the method FOCUS to move the focus from the domain to the domain SELECT Select the input area B.24 Radio object it is an attribute of the Form object, a set of radio buttons in the form (option Buttons) (<input type = "radio">).</p> <p>Property Checked check box or option button (radio button) Status DEFAULTCHECKED check box or option button (radio button) Default status of the LENGTH A set of buttons in a set button Name object's name (Name = Features) Value Value = Feature Method Click Analog Mouse Click the Button Event Handler OnClick B.25 Reset Object It is an attribute of the Form object, the reset button (<input type = "reset". Property Name Objects (Name = Features) Value Value = Feature Method Click Analog Mouse Click the Button Event Handler OnClick B.26 SELECT Object It is an attribute of the Form object, select box (<select>). Options (<options>) Name Option list (Name Feature) Options list in the list of options in the Options list (location) TEXT option list in the list of selectedLndEx options (Option) The value = feature method in the list of text values after tag is displayed from the Object Handle Ombol ONCHANGE ONFOCUS B.27 String Objects It is not another object of the ONFOCUS B.27 String Object. It is a built-in object that must be in the quotation mark when a string of character string is input. The characters in the property Length string are used to convert the string to the HTML anchor mark (<a name=>) BIG () turn the text in the string into a large font (<BIG>) Blink () turn the text in the string into a flash font (<blink>) bold () turn the text in the string into a black font (<b>) Charat () looks for a character Fixed in the specified location in the string. ) Turn text in the string into fixed spacing font (<TT>) FontColor () change the color of the text in the string (<font color =>) FontSize () turn the text in the string into a specified size (<fontsize) =>) IndexOf () is used to search for a particular character in the string, and return the character's index position italics () turn the text in the string into a slope font (<i>) LastLndexOf () is similar to INDEXOF. However, the last searched character link () is used to convert the string to the HTML link mark (<a href=>) Small () to turn the text in the string into a small font (<small>) strike. ) Turn text in the string into the font (<strike>) sub () turn the text in the string into subscript ((sub>) Substring () Returns the specified location in the specified location in the string Part of the string Sup () turn the text in the string (<sup>) toLowerCase () to turn the text in the string to lowercase TouPercase () turn the text in the string into capital B .28 Submit object It is an attribute of the Form object, a submission button in the form (<input type = "submit">). Properties Name object's name (Name = Features) Value Value = Feature Click Analog Mouse Click Buttons Event Handler OnClick B.29 Text Object It is an attribute of the Form object, a text field in the neighborhood (<input type = "text").</p></div><div class="text-center mt-3 text-grey"> 转载请注明原文地址:https://www.9cbs.com/read-95158.html</div><div class="plugin d-flex justify-content-center mt-3"></div><hr><div class="row"><div class="col-lg-12 text-muted mt-2"><i class="icon-tags mr-2"></i><span class="badge border border-secondary mr-2"><h2 class="h6 mb-0 small"><a class="text-secondary" href="tag-2.html">9cbs</a></h2></span></div></div></div></div><div class="card card-postlist border-white shadow"><div class="card-body"><div class="card-title"><div class="d-flex justify-content-between"><div><b>New Post</b>(<span class="posts">0</span>) </div><div></div></div></div><ul class="postlist list-unstyled"> </ul></div></div><div class="d-none threadlist"><input type="checkbox" name="modtid" value="95158" checked /></div></div></div></div></div><footer class="text-muted small bg-dark py-4 mt-3" id="footer"><div class="container"><div class="row"><div class="col">CopyRight © 2020 All Rights Reserved </div><div class="col text-right">Processed: <b>0.048</b>, SQL: <b>9</b></div></div></div></footer><script src="./lang/en-us/lang.js?2.2.0"></script><script src="view/js/jquery.min.js?2.2.0"></script><script src="view/js/popper.min.js?2.2.0"></script><script src="view/js/bootstrap.min.js?2.2.0"></script><script src="view/js/xiuno.js?2.2.0"></script><script src="view/js/bootstrap-plugin.js?2.2.0"></script><script src="view/js/async.min.js?2.2.0"></script><script src="view/js/form.js?2.2.0"></script><script> var debug = DEBUG = 0; var url_rewrite_on = 1; var url_path = './'; var forumarr = {"1":"Tech"}; var fid = 1; var uid = 0; var gid = 0; xn.options.water_image_url = 'view/img/water-small.png'; </script><script src="view/js/wellcms.js?2.2.0"></script><a class="scroll-to-top rounded" href="javascript:void(0);"><i class="icon-angle-up"></i></a><a class="scroll-to-bottom rounded" href="javascript:void(0);" style="display: inline;"><i class="icon-angle-down"></i></a></body></html><script> var forum_url = 'list-1.html'; var safe_token = 'CpCRha2xP4lRYZfJsB5l2iavl8FFCwZ_2BVa_2Bo5PXaUwWhh1YQMhjH3oy4a_2F7FValxUfVqMbye3EQNEeyR'; var body = $('body'); body.on('submit', '#form', function() { var jthis = $(this); var jsubmit = jthis.find('#submit'); jthis.reset(); jsubmit.button('loading'); var postdata = jthis.serializeObject(); $.xpost(jthis.attr('action'), postdata, function(code, message) { if(code == 0) { location.reload(); } else { $.alert(message); jsubmit.button('reset'); } }); return false; }); function resize_image() { var jmessagelist = $('div.message'); var first_width = jmessagelist.width(); jmessagelist.each(function() { var jdiv = $(this); var maxwidth = jdiv.attr('isfirst') ? first_width : jdiv.width(); var jmessage_width = Math.min(jdiv.width(), maxwidth); jdiv.find('img, embed, iframe, video').each(function() { var jimg = $(this); var img_width = this.org_width; var img_height = this.org_height; if(!img_width) { var img_width = jimg.attr('width'); var img_height = jimg.attr('height'); this.org_width = img_width; this.org_height = img_height; } if(img_width > jmessage_width) { if(this.tagName == 'IMG') { jimg.width(jmessage_width); jimg.css('height', 'auto'); jimg.css('cursor', 'pointer'); jimg.on('click', function() { }); } else { jimg.width(jmessage_width); var height = (img_height / img_width) * jimg.width(); jimg.height(height); } } }); }); } function resize_table() { $('div.message').each(function() { var jdiv = $(this); jdiv.find('table').addClass('table').wrap('<div class="table-responsive"></div>'); }); } $(function() { resize_image(); resize_table(); $(window).on('resize', resize_image); }); var jmessage = $('#message'); jmessage.on('focus', function() {if(jmessage.t) { clearTimeout(jmessage.t); jmessage.t = null; } jmessage.css('height', '6rem'); }); jmessage.on('blur', function() {jmessage.t = setTimeout(function() { jmessage.css('height', '2.5rem');}, 1000); }); $('#nav li[data-active="fid-1"]').addClass('active'); </script>