JSON contains single double quotation mark problem solution

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A recent project encountered a need for JSON data but a field may contain double quotes and single quotation marks resulting in an error

For the convenience of writing a tool class, more useful.

Support for "chained programming"

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Effect Demo:

Jsonquotesutil.js

/** * Solve the problem that there are both single and double quotes when JSON transmits data * idea: * Replace single and double quotes with characters that are not easy to appear in the string * in the background with a single double quotation mark replacement * Note: You can pass in a string or an array of strings * Autho R: Clearly such as the month QQ 605283073 * time:2015 May 19 15:33:44 * * Function Jsonquotesutil () {var defualtsinglequoteplaceholder= "s%0";//Default Single-quote placeholder var defualtdoublequoteplaceholder= "d%1";//default double-quote placeholder Var singlequoteplaceholder= defualtsinglequoteplaceholder;//Single-quote placeholder var doublequoteplaceholder=defualtdoublequoteplaceholder;//double-quote placeholder// Set single quotation mark placeholders (characters that are not likely to appear) This.setsinglequoteplaceholder = function (simple) {singlequoteplaceholder=single; return this;} Set double quotation mark placeholders (characters that are not likely to appear) This.setdoublequoteplaceholder = function (double) {doublequoteplaceholder=double; return This  }//restore default single quotes and double quote placeholders this.restoredefaults = function () {singlequoteplaceholder=defualtsinglequoteplaceholder; Doublequoteplaceholder=defualtdoublequoteplaceholder; return this; }//Replace the single quotation mark with a single quote placeholder and return the replaced string this.replacesinglequote=function (str) {if (str instanceof array)//If the array is replaced by {for (Var i=0;i&    lt;str.length;i++) {            str[i]= str[i].replace (/'/g, singlequoteplaceholder);  }}else {str= str[i].replace (/'/g, singlequoteplaceholder);} return str; }//Replace double quotation marks with double quote substitution and return the replaced string this.replacedoublequote = function (str) {//Return str.replace (/"/g, Doublequoteplaceholder ); if (str instanceof array)//If the array is replaced by {for (Var i=0;i<str.length;i++) {str[i]= str[i].replace (/'/g, Doublequoteplaceholder); }}else {str= str[i].replace (/'/g, doublequoteplaceholder);} return str; } this.replacesingleanddoublequote = function (str) {//Return str.replace (/'/g,singlequoteplaceholder). Replace (/"/g, Doublequoteplaceholder); if (str instanceof array)//If the array is replaced by {alert ("1") respectively, for (Var i=0;i<str.length;i++) {alert (str[i]); str[i]= Str[i].repla CE (/'/g,singlequoteplaceholder). Replace (/"/g, doublequoteplaceholder); }}else {str= str.replace (/'/g,singlequoteplaceholder). Replace (/"/g, doublequoteplaceholder);} return str;  }   }

Demo.js Use Example:

/** * Created by Administrator on 2015/5/19 0019.        */$ (function () {///Replace single double quote button for click event $ ("#show"). Click (function () {var sourcestr =$ ("#sourceStr"). Val ();//Gets the replacement character required /* Use Method 1 to create the object and customize the single-double-quote placeholder var jsonquotesutil = new Jsonquotesutil (). Setsinglequoteplaceholder ("% ^^"). setd  Oublequoteplaceholder ("&&");//Create object (with custom single-double-placeholder) *////* Use Method 2 to customize the object and customize the single double quote placeholder var jsonquotesutil =          New Jsonquotesutil ();//create object using default single double quote placeholder Jsonquotesutil.setsinglequoteplaceholder ("% ^^"); Jsonquotesutil.setdoublequoteplaceholder ("# #"); *///Jsonquotesutil.restoredefaults ();//Restore the default single-double-quote placeholder/* Consumer Method 3 Customizing the object and customizing the single-double-quote placeholder var jsonquotesutil = new Jsonquotesutil ();//create object using default single double quote placeholder */var jsonquotes Util = new Jsonquotesutil ();//Create an object using the default single double quote placeholder var a =$ ("#single"). Val ();//Gets the single-quote placeholder var double = $ ("#do Uble "). Val ();//Gets the double-quote placeholder for the input if ($.trim (single)! =" ") {Jsonquotesutil.setsinglequoteplaceHolder (single);//Set the apostrophe placeholder} if ($.trim (double)! = "") {Jsonquotesutil.setdoublequoteplacehol         Der (double);//Set double quote placeholder} var reuslt = Jsonquotesutil.replacesingleanddoublequote (SOURCESTR);//replace single double quote    $ ("#replaceResult"). HTML (REUSLT);//Display the replaced string}); function arraytest ()//support array for each string substitution (no call) {var jsonquotesutil = new Jsonquotesutil ();//create object using default single double quote placeholder VA        R sourcestr = new Array ();        sourcestr[0]= "DFDFD ' dfdf";        sourcestr[1]= "dfdfd\" SFDSFSD ";        Alert ("Sourcestr" +sourcestr);    var reuslt = Jsonquotesutil.replacesingleanddoublequote (SOURCESTR);//replace single and double quotes alert ("After:" +reuslt); }});

Jsonquotesutil demo.html

<! DOCTYPE html>

Background parsing util:

package reg;/** * Resolves an issue in which there are both single and double quotes when JSON transmits data * idea: * Replace single and double quotes with characters that are not easy to appear in the string * replace each other with single double quotes in the background * Note: You can pass in a string or you can pass in a string Array * * Author: Clearly like the month QQ 605283073 * time:2015 year May 19 15:33:44 */public class Jsonquotesutil {private String defualtsinglequo Teplaceholder= "s%0";//default single-quote placeholder private String defualtdoublequoteplaceholder= "d%1";//default double-quote placeholder public Jsonquotesutil ( ) {super ();} Public Jsonquotesutil (String defualtsinglequoteplaceholder,string defualtdoublequoteplaceholder) {super (); This.defualtsinglequoteplaceholder = Defualtsinglequoteplaceholder;this.defualtdoublequoteplaceholder = Defualtdoublequoteplaceholder;} Recover single quotation marks (strings) public string restoresinglequotes (String str) {return Str.replaceall (defualtsinglequoteplaceholder, "\ '") );} Public string[] Restoresinglequotes (string[] strs)//restore single quotation mark (array) {for (int i =0;i<strs.length;i++) {strs[i]= strs[i].     ReplaceAll (Defualtsinglequoteplaceholder, "\");} return STRs;} Recover double quotation mark public string Restoredoublequote (string str)//Recover single quotation mark (array) {return str.replaceaLL (Defualtdoublequoteplaceholder, "\" ");} Public string[] Restoredoublequote (string[] STRs) {for (int i =0;i<strs.length;i++) {strs[i]= Strs[i].replaceall (     Defualtsinglequoteplaceholder, "\");} return STRs;} Restore single double quotation mark public string Restoresingleanddoublequote (String str) {return Str.replaceall (Defualtsinglequoteplaceholder, "\"). ReplaceAll (Defualtdoublequoteplaceholder, "\" ");} Public string[] Restoresingleanddoublequote (string[] strs)//restore single double quotation mark (array) {for (int i =0;i<strs.length;i++) {strs[i]=     Strs[i].replaceall (Defualtsinglequoteplaceholder, "\"). ReplaceAll (Defualtdoublequoteplaceholder, "\" ");} return STRs;} Public String Getdefualtsinglequoteplaceholder () {return defualtsinglequoteplaceholder;} public void Setdefualtsinglequoteplaceholder (String defualtsinglequoteplaceholder) { This.defualtsinglequoteplaceholder = Defualtsinglequoteplaceholder;} Public String Getdefualtdoublequoteplaceholder () {return defualtdoublequoteplaceholder;} public void Setdefualtdoublequoteplaceholder (StrinG defualtdoublequoteplaceholder) {this.defualtdoublequoteplaceholder = Defualtdoublequoteplaceholder;}} 

Util How to use:

Package Reg;public class Jsonquotesutildemo {public static void main (string args[]) {//Get foreground incoming parameter string str= "This is a Simpl E Solution for Singlequote (s%0) and Doublequote (d%1) in JSON the is a easy solution for Singlequote (s%0) and Doublequot E (d%1) in JSON ";    Jsonquotesutil jsonquotesutil = new Jsonquotesutil ("s%0", "d%1"); SYSTEM.OUT.PRINTLN (Jsonquotesutil.restoresingleanddoublequote (str));}}



JSON contains single double quotation mark problem solution