How to align information output in php

How to align information output in php

1. Left alignment

printf(“%d\n”,101010);

The default is left alignment.

printf(“%-10d\n”,101010);

"-" means left alignment, just add "-" in front of the number width.

Note: The number width is 10. If the number of digits to be printed is less than 10, spaces will be added at the end; if the number of digits to be printed is greater than 10, all numbers will be printed without truncation.

2. Right alignment

printf(“%10d”,101010);

Add a numerical width between % and d to right align.

Instructions: The number width is 10. If the number of digits to be printed is less than 10, add spaces on the left; if the number of digits to be printed is greater than 10, all numbers will be printed without truncation.

e.g

Output the name (10 characters wide, left-justified), the number of questions done (2 characters wide, right-justified) and the time (4 characters wide, right-justified) ).

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