| @@ 63-76 (lines=14) @@ | ||
| 60 | ||
| 61 | // Unify all units to cm first. |
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| 62 | if ( $from_unit !== $to_unit ) { |
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| 63 | switch ( $from_unit ) { |
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| 64 | case 'in' : |
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| 65 | $dimension *= 2.54; |
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| 66 | break; |
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| 67 | case 'm' : |
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| 68 | $dimension *= 100; |
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| 69 | break; |
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| 70 | case 'mm' : |
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| 71 | $dimension *= 0.1; |
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| 72 | break; |
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| 73 | case 'yd' : |
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| 74 | $dimension *= 91.44; |
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| 75 | break; |
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| 76 | } |
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| 77 | ||
| 78 | // Output desired unit. |
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| 79 | switch ( $to_unit ) { |
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| @@ 79-92 (lines=14) @@ | ||
| 76 | } |
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| 77 | ||
| 78 | // Output desired unit. |
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| 79 | switch ( $to_unit ) { |
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| 80 | case 'in' : |
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| 81 | $dimension *= 0.3937; |
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| 82 | break; |
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| 83 | case 'm' : |
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| 84 | $dimension *= 0.01; |
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| 85 | break; |
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| 86 | case 'mm' : |
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| 87 | $dimension *= 10; |
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| 88 | break; |
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| 89 | case 'yd' : |
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| 90 | $dimension *= 0.010936133; |
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| 91 | break; |
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| 92 | } |
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| 93 | } |
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| 94 | ||
| 95 | return ( $dimension < 0 ) ? 0 : $dimension; |
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