Ruby Print To Console With Color

However puts automatically inserts a newline at the end of the line being printed.

Ruby print to console with color.

Use the ruby api documentation to learn more about specific api classes modules and methods. Requires 8 bit color support from the console. When light colors are used for background in a text rather than graphic display mode they are displayed as standard dim colors and the foreground color flashes. You can access it from the window menu.

Sure messing with built ins is bad agree 100 but no deployed code should contain console log statements. Many of them write some information to the output show process status or display results of work. Usr bin ruby print apple print apple n puts orange puts orange the print and puts methods produce textual output on the console. The ruby print function is used to display output on the screen.

Colorizing console ruby script output. Copy this snippet and paste it into the. We will use the colorize gem which works in linux mac and windows too. Perform basic tasks on the ruby console using ruby code.

Print apple print apple n the print method prints two consecutive apple strings to the terminal. The difference between the two is that the latter adds a new line character. Device 6 is similar to the standard console output device 0 but it supports color. Coloring your terminal output in a command line application can make a big difference in readability.

The puts function also displays output. Colors the letters of the given text with the specified color color must be an integer from 0 255 representing an 8 bit color. Colorize works by adding the ansi escape characters to set colors. The string or integer value to be printed is passed as an argument to this function.

Access the ruby console and use it to execute code. While i agree that mattjohnson s answer overriding the util inpect method s default colors see below is better than using the colors module the colors module requires zero setup and fits the needs of the vast majority of users which is simply changing color of console log output. Very often i have to implement console scripts because of my laziness for boring processes optimization.

Generally useful if you want to color the text with very specific colors. For a list of 8 bit colors check here. Posted by dmytro shteflyuk on march 23 2007 under ruby rails.