init

.gitignore

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+/node_modules
+/.idea

README.md

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+# JavaScript Obfuscate
+
+Demo of JavaScript Obfuscate.

demo_compact.js

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+const code = `
+let x = '1' + 1
+console.log('x', x)
+`
+
+const options = {
+  compact: false,
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))
+// var _0x151c=['log'];(function(_0x1ce384,_0x20a7c7){var _0x25fc92=function(_0x188aec){while(--_0x188aec){_0x1ce384['push'](_0x1ce384['shift']());}};_0x25fc92(++_0x20a7c7);}(_0x151c,0x1b7));var _0x553e=function(_0x259219,_0x241445){_0x259219=_0x259219-0x0;var _0x56d72d=_0x151c[_0x259219];return _0x56d72d;};let x='1'+0x1;console[_0x553e('0x0')]('x',x);

demo_control_flow_flattening.js

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+const code = `
+(function(){
+    function foo () {
+        return function () {
+            var sum = 1 + 2;
+            console.log(1);
+            console.log(2);
+            console.log(3);
+            console.log(4);
+            console.log(5);
+            console.log(6);
+        }
+    }
+    
+    foo()();
+})();
+`
+
+const options = {
+  compact: false,
+  controlFlowFlattening: false
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_dead_code_injection.js

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+const code = `
+console.log('abc');
+console.log('cde');
+console.log('efg');
+console.log('hij');    
+`
+
+const options = {
+  compact: false,
+  deadCodeInjection: true,
+  deadCodeInjectionThreshold: 1
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_debug_protection.js

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+const code = `
+for (let i = 0; i < 5; i ++) {
+  console.log('i', i)
+}
+`
+
+const options = {
+  debugProtection: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_disable_console_output.js

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+const code = `
+console.log('hello world')
+`
+const options = {
+  disableConsoleOutput: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_domain_lock.js

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+const code = `
+console.log('hello world')
+`
+
+const options = {
+  domainLock: ['cuiqingcai.com']
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_identifier_names_generator.js

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+const code = `
+let hello = '1' + 1
+console.log('hello', hello)
+`
+
+const options = {
+  compact: true,
+  identifierNamesGenerator: 'mangled'
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_identifiers_prefix.js

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+const code = `
+let hello = '1' + 1
+console.log('hello', hello)
+`
+
+const options = {
+  identifiersPrefix: 'germey'
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_rename_globals.js

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+const code = `
+var $ = function(id) {
+    return document.getElementById(id);
+};
+`
+
+const options = {
+  renameGlobals: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_self_defending.js

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+const code = `
+console.log('hello world')
+`
+
+const options = {
+  selfDefending: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_string_array.js

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+const code = `
+var a = 'hello world'   
+`
+const options = {
+  stringArray: false,
+  rotateStringArray: true,
+  stringArrayEncoding: true, // 'base64' or 'rc4' or false
+  stringArrayThreshold: 1,
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_target.js

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+const code = `
+console.log('hello world')
+`
+
+const options = {
+  target: 'browser-no-eval'
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_transform_object_keys.js

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+const code = `
+(function(){
+    var object = {
+        foo: 'test1',
+        bar: {
+            baz: 'test2'
+        }
+    };
+})(); 
+`
+const options = {
+  compact: false,
+  transformObjectKeys: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

demo_unicode_escape_sequence.js

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+const code = `
+var a = 'hello world'
+`
+const options = {
+  compact: false,
+  unicodeEscapeSequence: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+
+console.log(obfuscate(code, options))

main.js

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+const code = `
+let x = '1' + 1
+console.log('x', x)
+`
+
+const options = {
+  compact: false,
+  controlFlowFlattening: true
+}
+
+const obfuscator = require('javascript-obfuscator')
+function obfuscate(code, options) {
+  return obfuscator.obfuscate(code, options).getObfuscatedCode()
+}
+console.log(obfuscate(code, options))