Field and precision combined : puts « Language Basics « Ruby

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Ruby » Language Basics » puts   Field and precision combined puts '%6.4g' % 123.456 # ' 123.5': four significant digits in field six chars wide puts '%3s' % 'ruby'    # 'ruby': string argument exceeds field width puts '%3.3s' % 'ruby'  # 'rub': precision forces truncation of string   Related examples in the same category 1.  Display a Message 2.  Insert some output from a shell command 3.  Put two or more variables together with the + method: 4.  format a string with puts 5.  format based string interpolation 6.  Get the command line parameter 7.  Comparing Floating-Point Numbers 8.  Simple Arithmetic 9.  use parentheses 10.  Array on righthand side for multiple args 11.  %d for decimal integers 12.  hexadecimal integers 13.  uppercase hexadecimal integers 14.  octal integers string format 15.  full-length floating-point numbers 16.  force exponential notation 17.  exponential with uppercase E 18.  six significant digits 19.  Use %f or %e depending on magnitude 20.  Field width 21.  Float number Precision 22.  Multiple arguments to be formatted

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