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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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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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run(run)
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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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function alt3 (s) {
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  s | 0
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  return s
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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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function alt5 (s) {
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  escape(s)
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  return s
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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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function alt7 (s) {
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  parseInt(s, 10)
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  return s
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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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function alt9 (s) {
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  alt9[s] = null
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  return s
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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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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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