| @@ 107-120 (lines=14) @@ | ||
| 104 | ||
| 105 | // Unify all units to cm first. |
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| 106 | if ( $from_unit !== $to_unit ) { |
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| 107 | switch ( $from_unit ) { |
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| 108 | case 'in' : |
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| 109 | $dimension *= 2.54; |
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| 110 | break; |
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| 111 | case 'm' : |
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| 112 | $dimension *= 100; |
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| 113 | break; |
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| 114 | case 'mm' : |
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| 115 | $dimension *= 0.1; |
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| 116 | break; |
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| 117 | case 'yd' : |
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| 118 | $dimension *= 91.44; |
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| 119 | break; |
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| 120 | } |
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| 121 | ||
| 122 | // Output desired unit. |
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| 123 | switch ( $to_unit ) { |
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| @@ 123-136 (lines=14) @@ | ||
| 120 | } |
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| 121 | ||
| 122 | // Output desired unit. |
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| 123 | switch ( $to_unit ) { |
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| 124 | case 'in' : |
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| 125 | $dimension *= 0.3937; |
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| 126 | break; |
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| 127 | case 'm' : |
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| 128 | $dimension *= 0.01; |
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| 129 | break; |
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| 130 | case 'mm' : |
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| 131 | $dimension *= 10; |
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| 132 | break; |
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| 133 | case 'yd' : |
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| 134 | $dimension *= 0.010936133; |
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| 135 | break; |
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| 136 | } |
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| 137 | } |
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| 138 | ||
| 139 | return ( $dimension < 0 ) ? 0 : $dimension; |
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