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							235 lines
						
					
					
						
							5.4 KiB
						
					
					
				
			
		
		
	
	
							235 lines
						
					
					
						
							5.4 KiB
						
					
					
				| 'use strict'
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| var nul = process.platform === 'win32' ? '\\\\.\\NUL' : '/dev/null'
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| var bench = require('fastbench')
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| var stream = require('fs').createWriteStream(nul)
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| var alt0 = require('./')
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| var largeStr = JSON.stringify(require('./package.json'))
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| largeStr += largeStr
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| largeStr += largeStr
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| 
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| var run = bench([
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|   function alt0ManySmallConcats (cb) {
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|     stream.write(alt0(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt1ManySmallConcats (cb) {
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|     stream.write(alt1(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt2ManySmallConcats (cb) {
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|     stream.write(alt2(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt3ManySmallConcats (cb) {
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|     stream.write(alt3(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt4ManySmallConcats (cb) {
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|     stream.write(alt4(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt5ManySmallConcats (cb) {
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|     stream.write(alt5(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt6ManySmallConcats (cb) {
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|     stream.write(alt6(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt7ManySmallConcats (cb) {
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|     stream.write(alt7(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt8ManySmallConcats (cb) {
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|     stream.write(alt8(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt9ManySmallConcats (cb) {
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|     stream.write(alt9(makeStr('a', 200)))
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|     setImmediate(cb)
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|   },
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|   function alt0SeveralLargeConcats (cb) {
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|     stream.write(alt0(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt1SeveralLargeConcats (cb) {
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|     stream.write(alt1(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt2SeveralLargeConcats (cb) {
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|     stream.write(alt2(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt3SeveralLargeConcats (cb) {
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|     stream.write(alt3(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt4SeveralLargeConcats (cb) {
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|     stream.write(alt4(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt5SeveralLargeConcats (cb) {
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|     stream.write(alt5(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt6SeveralLargeConcats (cb) {
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|     stream.write(alt6(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt7SeveralLargeConcats (cb) {
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|     stream.write(alt7(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt8SeveralLargeConcats (cb) {
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|     stream.write(alt8(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt9SeveralLargeConcats (cb) {
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|     stream.write(alt9(makeStr(largeStr, 10)))
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|     setImmediate(cb)
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|   },
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|   function alt0ExponentialSmallConcats (cb) {
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|     stream.write(alt0(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt1ExponentialSmallConcats (cb) {
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|     stream.write(alt1(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt2ExponentialSmallConcats (cb) {
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|     stream.write(alt2(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt3ExponentialSmallConcats (cb) {
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|     stream.write(alt3(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt4ExponentialSmallConcats (cb) {
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|     stream.write(alt4(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt5ExponentialSmallConcats (cb) {
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|     stream.write(alt5(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt6ExponentialSmallConcats (cb) {
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|     stream.write(alt6(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt7ExponentialSmallConcats (cb) {
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|     stream.write(alt7(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt8ExponentialSmallConcats (cb) {
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|     stream.write(alt8(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt9ExponentialSmallConcats (cb) {
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|     stream.write(alt9(makeExpoStr('a', 12)))
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|     setImmediate(cb)
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|   },
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|   function alt0ExponentialLargeConcats (cb) {
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|     stream.write(alt0(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt1ExponentialLargeConcats (cb) {
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|     stream.write(alt1(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt2ExponentialLargeConcats (cb) {
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|     stream.write(alt2(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt3ExponentialLargeConcats (cb) {
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|     stream.write(alt3(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt4ExponentialLargeConcats (cb) {
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|     stream.write(alt4(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt5ExponentialLargeConcats (cb) {
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|     stream.write(alt5(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt6ExponentialLargeConcats (cb) {
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|     stream.write(alt6(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt7ExponentialLargeConcats (cb) {
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|     stream.write(alt7(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt8ExponentialLargeConcats (cb) {
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|     stream.write(alt8(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   },
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|   function alt9ExponentialLargeConcats (cb) {
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|     stream.write(alt9(makeExpoStr(largeStr, 7)))
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|     setImmediate(cb)
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|   }
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| ], 10000)
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| 
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| run(run)
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| 
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| var rx = /()/
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| function alt1 (s) {
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|   rx.test(s)
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|   return s
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| }
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| function alt2 (s) {
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|   rx.exec(s)
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|   return s
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| }
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| 
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| function alt3 (s) {
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|   s | 0
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|   return s
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| }
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| 
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| function alt4 (s) {
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|   ~s
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|   return s
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| }
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| 
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| function alt5 (s) {
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|   escape(s)
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|   return s
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| }
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| 
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| function alt6 (s) {
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|   unescape(s)
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|   return s
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| }
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| 
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| function alt7 (s) {
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|   parseInt(s, 10)
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|   return s
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| }
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| 
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| function alt8 (s) {
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|   parseFloat(s)
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|   return s
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| }
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| 
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| function alt9 (s) {
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|   alt9[s] = null
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|   return s
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| }
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| 
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| function makeStr (str, concats) {
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|   var s = ''
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|   while (concats--) {
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|     s += str
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|   }
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|   return s
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| }
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| 
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| function makeExpoStr (str, concats) {
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|   var s = str
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|   while (concats--) {
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|     s += s
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|   }
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|   return s
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| }
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