Simple JS code compressor _JAVASCRIPT Skills

Last Update:2017-01-18 Source: Internet

Author: User

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Copy Code code as follows:

<script language= "JavaScript"

Type= "Text/javascript" >

Get rid of all comments

String.prototype.DeleteComment = function ()

{

var str = this.replace (/([' "]) (. +?) (['])/g,function (S,S1,S2,S3) {return s1+s2.replace (/[\/\*]/g, "\\$&") +s3});

str = str.replace (/\/\/[^\r]+|\/\*[\s\s]+?\*\//g, "");

str = str.replace (/([' "]) (. +?) (['])/g,function (S,S1,S2,S3) {return s1+s2.replace (/\\ ([^\\])/g, "$") +s3});

return str;

}

Format code

String.prototype.FormatCode = function ()

{

Return This.replace (/\\$/MG, ""). replace (/[^\s>;] $/MG, "$&;");

}

Remove extra space before and after a string

String.prototype.Trim = function (m)

{

Return This.replace (M./^\S*|\S*$/MG:/^\s*|\s*$/g, "");

}

Run code

function RunCode (obj)

{

window.open (', ' _blank '). document.write (Obj.value);

}

</script>

Test Code:<br/>

<textarea id= "Text" rows= "cols=" >

<script language= "JavaScript" >

/*

Test code

*/

var x=5;

document.write ("x =//" + x);

document.write ("bh/*" + x);

document.write ("x =jjhj */hhhhhh" + x);

document.write ("x =//" + x);

Alert (22)

Alert (22)

var a= "/fwe/////wefawef";

Alert (/^\/*[^\/]*$/.test (a));

Comments

</script>

</textArea> <br/><br/>

1th Step: <button onclick= "text.value = Text.value.DeleteComment ();" > Delete comments </button> <br/> <br/>

2nd step: <button onclick= "Text.value=text.value.formatcode ();" > Format Code </button> <br/> <br/>

3rd Step: <button onclick= "Text.value=text.value.trim (true);" > Remove both sides of the space </button> <br/> <br/>

4th step: <button onclick= "RunCode (Text);" > Run code </button> <br/> <br/>

Copy Code code as follows:

<HTML><HEAD><TITLE>Format</TITLE>

<meta content= "MSHTML 6.00.2800.1528" name=generator>

<meta content= "" name=author>

<meta content= "" name=keywords>

<meta content= "" name=description></head>

<BODY>

<script language=javascript>



</SCRIPT>

<textarea Id=code rows=12 cols=100>

/*

This is a class

*/

function xx (NUM,STR) {//description

var a = Num;this.aa = A;

THIS.BB = function () {alert (str);}

this.cc = function () {for (Var i=0;i<10;i++) {document.title=i;}}};

xx.prototype.dd= function () {alert ("D-KD");}

var a = new XX (+, "Hello"), B=new xx (0, "Ttyp");

if (1>2) {alert ();

}

else {

Alert ("Hell");

}

A.BB ();

B.dd ();

alert (A.AA);

</TEXTAREA> <BR>

<select id= "Cbooperate" onchange= "if" (this.selectedindex==1) document.getElementById (' CboStyle '). Disabled=true; else document.getElementById (' Cbostyle '). Disabled=false; " >

<option value= "0" > Format </option>

<option value= "1" > Compression </option>

</select>

<select id= "Cbostyle" >

<option value= "0" > Classic </option>

<option value= "1" > Microsoft </option>

</select>

<input Onclick=go () Type=button value=go><br>

<textarea Id=display rows=12 cols=100>

</textarea>

</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.

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