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JSON formatter (a small tool that checks whether the JSON format is correct)

Source: Internet
Author: User
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<! Doctype HTML public "-// W3C // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<HTML xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Title> formatter and colorer of raw JSON Code </title>
<Meta name = "Description" content = "a tool to format and color raw JSON code">
<Meta name = "keywords" content = "JSON, printer, colorer, format, color">
<SCRIPT>
// We need tabs as spaces and not CSS magin-left
// In order to ratain format when coping and Pasing the code
Window. Tab = "";

Function isarray (OBJ ){
Return OBJ &&
Typeof OBJ = 'object '&&
Typeof obj. Length = 'number '&&
! (Obj. propertyisenumerable ('length '));
}

Function process (){
VaR JSON = Document. getelementbyid ("rawjson"). value;
VaR html = "";
Try {
If (JSON = "") JSON = "/"/"";
VaR OBJ = eval ("[" + JSON + "]");
Html = processobject (OBJ [0], 0, false );
Document. getelementbyid ("canvas"). innerhtml = "<PRE class = 'codecontainer'>" + HTML + "</PRE> ";
} Catch (e ){
Alert ("JSON is not well formated:/N" + E. Message );
Document. getelementbyid ("canvas"). innerhtml = "";
}
}
Function processobject (OBJ, indent, addcomma, isarray, ispropertycontent ){
VaR html = "";
VaR comma = (addcomma )? "<SPAN class = 'comm' >,</span> ":"";
VaR type = typeof OBJ;

If (isarray (OBJ )){
If (obj. Length = 0 ){
HTML + = getrow (indent, "<SPAN class = 'arraybrace '> [] </span>" + comma, ispropertycontent );
} Else {
HTML + = getrow (indent, "<SPAN class = 'arraybracs'> [</span>", ispropertycontent );
For (VAR I = 0; I <obj. length; I ++ ){
HTML + = processobject (OBJ [I], indent + 1, I <(obj. Length-1), true, false );
}
HTML + = getrow (indent, "<SPAN class = 'array'>] </span>" + comma );
}
} Else if (type = 'object' & OBJ = NULL ){
HTML + = formatliteral ("null", "", comma, indent, isarray, "null ");
} Else if (type = 'object '){
VaR numprops = 0;
For (VAR prop in OBJ) numprops ++;
If (numprops = 0 ){
HTML + = getrow (indent, "<SPAN class = 'objectbrace '>{}</span>" + comma, ispropertycontent );
} Else {
HTML + = getrow (indent, "<SPAN class = 'objectbucket' >{</span>", ispropertycontent );
VaR J = 0;
For (VAR prop in OBJ ){
HTML + = getrow (indent + 1, "<SPAN class = 'propertyname'>" + Prop + "</span>:" + processobject (OBJ [prop], indent + 1, ++ j <numprops, false, true ));
}
HTML + = getrow (indent, "<SPAN class = 'objectbrac' >}</span>" + comma );
}
} Else if (type = 'number '){
HTML + = formatliteral (OBJ, "", comma, indent, isarray, "Number ");
} Else if (type = 'boolean '){
HTML + = formatliteral (OBJ, "", comma, indent, isarray, "Boolean ");
} Else if (type = 'function '){
OBJ = formatfunction (indent, OBJ );
HTML + = formatliteral (OBJ, "", comma, indent, isarray, "function ");
} Else if (type = 'undefined '){
HTML + = formatliteral ("undefined", "", comma, indent, isarray, "null ");
} Else {
HTML + = formatliteral (OBJ, "/" ", comma, indent, isarray," string ");
}
Return HTML;
}
Function formatliteral (literal, quote, comma, indent, isarray, style ){
If (typeof literal = 'string ')
Literal = literal. Split ("<"). Join ("& lt;"). Split (">"). Join ("& gt ;");
VaR STR = "<SPAN class = '" + style + "'>" + quote + literal + quote + comma + "</span> ";
If (isarray) STR = getrow (indent, STR );
Return STR;
}
Function formatfunction (indent, OBJ ){
VaR tabs = "";
For (VAR I = 0; I <indent; I ++) tabs + = Window. tab;
VaR funcstrarray = obj. tostring (). Split ("/N ");
VaR STR = "";
For (VAR I = 0; I <funcstrarray. length; I ++ ){
STR + = (I = 0 )? "": Tabs) + funcstrarray [I] + "/N ";
}
Return STR;
}
Function getrow (indent, Data, ispropertycontent ){
VaR tabs = "";
For (VAR I = 0; I <indent &&! Ispropertycontent; I ++) tabs + = Window. tab;
If (Data! = NULL & Data. length> 0 & Data. charat (data. Length-1 )! = "/N ")
Data = Data + "/N ";
Return tabs + data;
}
</SCRIPT>
<Style>
. Canvas
{
Font: 10pt Georgia;
Background-color: # ececec;
Color: #000000;
Border: solid 1px # cecece;
}
. Objectbrace
{
Color: #00aa00;
Font-weight: bold;
}
. Arraybrace
{
Color: # 0033ff;
Font-weight: bold;
}
. Propertyname
{
Color: # cc0000;
Font-weight: bold;
}
. String
{
Color: #007777;
}
. Number
{
Color: # aa00aa;
}
. Boolean
{
Color: # 0000ff;
}
. Function
{
Color: # aa6633;
Text-Decoration: italic;
}
. Null
{
Color: # 0000ff;
}
. Comma
{
Color: #000000;
Font-weight: bold;
}
Pre. codecontainer {
Margin-top: 0px;
Margin-bottom: 0px;
}
</Style>
</Head>
<Body>
<Div style = "float: Right; font-size: 11px;"> quick JSON formatter 1.0 copyright (c) 2008 Vladimir bodurov <a href = "http://blog.bodurov.com"> http://blog.bodurov.com </a> </div>
<H3 style = "margin-bottom: 2px"> formatter and colorer of raw JSON Code <Div> enter your JSON here: </div>

<Textarea id = "rawjson" Cols = "100" rows = "8">
</Textarea> <br/>
<Input type = "button" value = "format" onclick = "process ()"/>
<Div id = "canvas" class = "canvas"> </div>

 

 

 

 

</Body>
</Html>

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
xml to json formatter json to xml formatter convert to json format datetime json format format to json json encode online tool json editor tool

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