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Common JavaScript code (7) and javascript code
Article from "PHP Chinese network"
64. Document path
Document. URL //
65. regularly execute a program
Settime out ("change_color ()", 600 );
66. Set as home page
Function makeHome (){
Netscape. security. PrivilegeManager. enablePrivilege ("UniversalPreferencesWrite ");
Navigator. preference ("browser. startup. homepage", location. href );
}//
67. Set to favorites
Function addFav (){
If (ie)
Window. external. AddFavorite (location. href, 'www. OGRISH. COM: grotesque movies and Pictures ');
If (ns)
Alert ("Thanks for the bookmark! \ N \ nNetscape users click OK then press CTRL-D ");
}//
68. Determine whether the cookie is available
Navigator. cookieEnabled ;//
69. display the pop-up window with a mode and a page
Function setbgcolor_onclick ()
{
Var color = showModalDialog ("/mailpage/compose/colorsel.html", 0, "help = 0 ");
If (color! = Null)
{
Document. compose. bgcolor. value = color;
}
}//
70. Extract the last two digits of the decimal point
Var a = 3454545.4454545;
Alert (a. toFixed (2 ));//
71. Do not select text on the page to copy
<Script>
Function noEffect (){
With (event ){
ReturnValue = false;
CancelBubble = true;
}
Return;
}
</Script>
<Body onselectstart = "noEffect ()" oncontextmenu = "noEffect ()"> //
72. shield the right-click menu
Oncontextmenu = "event. returnValue = false "//
73. Blister prohibited in the event
Event. cancelBubble = true //
74. do not enable the input method in the input box.
<Input style = "ime-mode: disabled"> //
75. Shielding Chinese characters and spaces
<Input name = "txt"> <input type = "submit" onClick = "alert (! /[^-}] | \ S/. test (txt. value) "> //
76. use javascript to determine whether a file exists
Function Exists (filespec)
{
If (filespec)
{
Var fso;
Fso = new ActiveXObject ("Scripting. FileSystemObject ");
Alert (fso. FileExists (filespec ));
}
}
Select an image <input type = file name = f1> <p>
<Input type = "submit" onClick = "Exists (f1.value)"> //
77. Obtain the selected text in the current text box
<Input onmouseup = "alert (document. selection. createRange (). text)" value = 123> //
78. Jump to the target page and do not return
<A href = "javascript: location. replace ('HTTP: // www.sohu.com/')"> sohu.com </a> //
79. Obtain the row number of the table.
<Script>
Function getrow (obj)
{
If (event. srcElement. tagName = "TD "){
CurRow = event. srcElement. parentElement;
Alert ("This is the first" + (curRow. rowIndex + 1) + "row ");
}
}
</Script>
<Table border = "1" width = "100%" onclick = getrow (this)>
<Tr>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
</Tr>
<Tr>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
<Td width = "20%"> </td>
</Tr>
</Table> //
80. delete a row in the table. xx indicates a row. The subscript starts from 0.
Document. all. myTable. deleteRow (xx )//
81. dynamically Add rows to the table
<Table id = "t1" border = "1">
</Table>
<Script language = "JavaScript">
Function add ()
{
T1.insertRow (). insertCell (). innerHTML = '<input name = "test' + t1.rows. length +'"> ';
}//
82. Differences between event. x, event. clientX, and event. offsetX:
X: set or obtain the position of the outer boundary of the parent element of the mouse relative to the target event on the x coordinate. ClientX: The x coordinate position relative to the customer region. No
Including the scroll bar, that is, the body area. Offsetx: set or obtain the position of the inner boundary of the parent element of the mouse relative to the target event on the x coordinate.
ScreenX: relative to the user screen.
83. Which of the following buttons is displayed?
<Body onMouseDown = "alert (event. button)"> click "Mouse //
84. Open drive C
<Form action = "file: // c |/"> <input type = "submit" value = "c: \ drive"> </form> //
85. Current screen resolution
Screen. width, screen. height //
86. Set the content in the table
Tbl. rows [0]. cells [1]. innerText = document. form. text1.value ;//
87. Local shortcut
<P> <a href = "file: //: {208D2C60-3AEA-1069-A2D7-08002B30309D}" target = "_ blank"> network neighbors </a> </p>
<P> <a href = "file: //: {20D04FE0-3AEA-1069-A2D8-08002B30309D} \ d: \ web "target =" _ blank "> my computer </a> </p>
<P> <a href = "file: // :{ export d8fba-ad25-11d0-98a8-0800361b1103}" target = "_ blank"> my documents </a> </p>
<P> <a href = "file: // :{ 645FF040-5081-101B-9F08-00AA002F954E}" target = "_ blank"> recycle bin </a> </p>
<P> <a href = "file: //: {20D04FE0-3AEA-1069-A2D8-08002B30309D} \: {21EC2020-3AEA-1069-A2DD-08002B30309D }"
Target = "_ blank"> Control Panel </a> </p>
<P> <a href = "file: //: {7007ACC7-3202-11D1-AAD2-00805FC1270E}"> Dial-Up Network </a> (Windows 2000) </p>
88. IE menu
<Button onclick = "min. Click ()"> <font face = "webdings"> 0 </font> </button> // change the image on the button
<Input type = button onclick = "document.exe cCommand ('createlink ', 'true', 'true')"> // create a new connection
<Input type = button onclick = "document.exe cCommand ('print ', 'true', 'true')"> // print
<Input type = button onclick = "document.execcommand('saveas', 'true', 'website creation .htm ')"> // save it as htm
<Input type = button onclick = "document.execcommand('saveas', 'true', 'website creation .txt ')"> // save it as txt
Document.exe cCommand ("SaveAs") // save
Document.exe cCommand ('undo ') // undo the last operation
89. web dialog box
<SCRIPT>
Var contents = '<style> body, td {font: menu} img {cursor: hand} </style> ';
Contents + = '<title> do you want to close me </title> ';
Contents + = '<body bgcolor = menu> ';
Contents + = '<table width = 100% height = 100% border = 0> ';
Contents + = '<tr> <td align = center> ';
Contents + = 'Do You Want To close me? <Br> ';
Contents + = ' ';
Contents + = ' ';
Contents + = '</td> </tr> </table> ';
ShowModalDialog ("about:" + contents + "", "", "dialogHeight: 50px; dialogWidth: 250px; help: no; status: no ")
Document. write (contents );
</SCRIPT> //
90. Take the value of x and y.
<Button onclick = "t1.rows [x]. cells [y]. innerText = 'guoguo'"> </button> //
91. Write content to the newly opened webpage
Newwin = window. open ('about: blank ', '', 'top = 10 ');
Newwin.doc ument. write ('');//
93. Return
Javascript: history. go (-2 );//
94. Copy the selected content to the clipboard.
Abcdefg
<Input type = 'button'
Onclick = "window. clipboardData. setData ('text', document. selection. createRange (). text);" value = 'selected on the copy page
'> //
95. Copy the selected content on the page to the clipboard.
<Input type = "text" NAME = ""> kjhkjhkhkj <input type = "button" onclick = "document.exe cCommand ('copy', 'false ',
Null); "> ////
96. All opened automatically when the mouse is moved to the drop-down box
<Select onmouseover = "javascript: this. size = this. length" onmouseout = "javascript: this. size = 1"> </select> //
97. Get local files
Var fso = new ActiveXObject ("Scripting. FileSystemObject ");
Var f1 = fso. GetFile ("C: \ bsitcdata \ ejbhome. xml ");
Alert ("File last modified:" + f1.DateLastModified );//
98. Determine whether the client is an IE browser
Because document. all is a special attribute of IE, this method is usually used to determine whether the client is an IE browser, document. all? 1:0;
99. Create a New drop-down box option
New Option (text, value) functions //
100. Draw a bar chart on the page
<STYLE>
Td {font-size: 12px}
Body {font-size: 12px}
V \: * {behavior: url (# default # VML);} // v is declared as a VML public variable.
</STYLE>
<Script language = "JavaScript">
Mathstr = 12;
Document. write ("<v: rect fillcolor = 'red'
Style = 'width: 20; color: navy; height: "+ 5000/(1000/mathstr) + "'> <br> %" + mathstr + "<br> 4 <v: Extrusion
Backdepth = '15pt' on = 'true'/> </v: rect> ")
</SCRIPT>
<V: rect fillcolor = 'red' style = 'width: 20; color: navy; height: 200 '> <br> % 12 <br> 4 people <v: Extrusion
Backdepth = '15pt' on = 'true'/> </v: rect>
<V: rect fillcolor = 'yellow' style = 'width: 20; color: navy; height: 100 '> <br> % 12 <br> 4 people <v: Extrusion
Backdepth = '15pt' on = 'true'/> </v: rect> //
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