floating_point_calculation
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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floating_point_calculation [2012/01/27 11:07] k2patel [Doing Calculation] |
floating_point_calculation [2012/01/27 11:35] k2patel [Using in Script for Comparision] |
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| Line 15: | Line 15: | ||
| Usage is quite simple: | Usage is quite simple: | ||
| - | <code oobas> | + | <code bash> |
| float_eval '12.0 / 3.0' | float_eval '12.0 / 3.0' | ||
| if float_cond '10.0 > 9.0'; then | if float_cond '10.0 > 9.0'; then | ||
| Line 26: | Line 26: | ||
| The code for the functions follows: | The code for the functions follows: | ||
| - | <code oobas> | + | <code bash> |
| #!/bin/bash | #!/bin/bash | ||
| # | # | ||
| Line 103: | Line 103: | ||
| The work of the functions is done by feeding the arguments to ''bc'': | The work of the functions is done by feeding the arguments to ''bc'': | ||
| - | <code oobas> | + | <code bash> |
| result=$(echo "scale=$float_scale; $*" | bc -q 2>/dev/null) | result=$(echo "scale=$float_scale; $*" | bc -q 2>/dev/null) | ||
| </code> | </code> | ||
| Line 112: | Line 112: | ||
| If you save the script as ''float.sh'' and run it directly it will execute the test code at the bottom: | If you save the script as ''float.sh'' and run it directly it will execute the test code at the bottom: | ||
| - | <code oobas> | + | <code bash> |
| $ sh float.sh | $ sh float.sh | ||
| 12.5 / 3.2 is 3.90 | 12.5 / 3.2 is 3.90 | ||
floating_point_calculation.txt ยท Last modified: 2012/01/27 11:35 by k2patel
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