Created
September 14, 2013 09:42
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toCamelCase
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>toCamelCase</title> | |
| <script src="tail-tocc.js"></script> | |
| <script src="loop-tocc.js"></script> | |
| <script type="text/javascript"> | |
| var camelCaseMe = 'string-with-some-dashes'; | |
| function time(fn) { | |
| var start = new Date().getTime(); | |
| var i = 1000000; | |
| while(i--) { | |
| fn(); | |
| } | |
| console.log("Milliseconds: " + (new Date().getTime() - start)); | |
| } | |
| time(function() { | |
| TAIL.toCamelCase(camelCaseMe); | |
| }); | |
| time(function() { | |
| LOOP.toCamelCase(camelCaseMe); | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> |
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| /* While loop toCamelCase */ | |
| var LOOP = { | |
| toCamelCase: function(s) { | |
| var i = s.indexOf('-'); | |
| function capitalize(s) { | |
| return s[0].toUpperCase() + s.substr(1); | |
| } | |
| while(i > -1) { | |
| s = s.substr(0, i) + capitalize(s.substr(i + 1)) | |
| i = s.indexOf('-'); | |
| } | |
| return s; | |
| } | |
| } |
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| /* Tail recursion toCamelCase */ | |
| var TAIL = { | |
| toCamelCase: function(s) { | |
| var i = s.indexOf('-'); | |
| if (s === '' || i === -1) { | |
| return s; | |
| } | |
| function capitalize(s) { | |
| return s[0].toUpperCase() + s.substr(1); | |
| } | |
| return s.substr(0, i) + this.toCamelCase(capitalize(s.substr(i + 1))); | |
| } | |
| } |
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