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How to output an isosceles triangle in PHP_PHP tutorial

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Release: 2016-07-13 09:53:36
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How to output an isosceles triangle in PHP

This article explains how to output an isosceles triangle in PHP. Share it with everyone for your reference. The specific implementation method is as follows:

 ?

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function isosceles($line,$sing){

$tab ='=';

for($i=1;$i < $line 1;$i ){

$blank = print_blank($i,$line,$tab);

$code = print_code($i,$sing);

echo $blank.$code.$blank."
";

}

}

function print_blank($num,$line,$tab){

$blank ='';

for($i=$num;$i<$line;$i ){

$blank.=$tab;

}

return $blank;

}

function print_code($num,$sing){

$code ='';

for($i=0;$i<(2*($num-1) 1);$i ){

$code.=$sing;

}

return $code;

}

$line = 5;

$sing = "*";

isosceles($line,$sing);

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<🎜>19<🎜> <🎜>20<🎜> <🎜>21<🎜> <🎜>22<🎜> <🎜>23<🎜> <🎜>24<🎜> <🎜>25<🎜>
<🎜> <🎜>function isosceles($line,$sing){<🎜> <🎜>$tab ='=';<🎜> <🎜>for($i=1;$i < $line 1;$i ){<🎜> <🎜>$blank = print_blank($i,$line,$tab);<🎜> <🎜>$code = print_code($i,$sing);<🎜> <🎜>echo $blank.$code.$blank."
"; } } function print_blank($num,$line,$tab){ $blank =''; for($i=$num;$i<$line;$i ){ $blank.=$tab; } return $blank; } function print_code($num,$sing){ $code =''; for($i=0;$i<(2*($num-1) 1);$i ){ $code.=$sing; } return $code; } $line = 5; $sing = "*"; isosceles($line,$sing);

The running results are as follows:  ====*==== ===***===  ==*****==  =*******= ************ I hope this article will be helpful to everyone’s PHP programming design. http://www.bkjia.com/PHPjc/1000120.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1000120.htmlTechArticleHow to output an isosceles triangle in PHP. This article describes how to output an isosceles triangle in PHP. Share it with everyone for your reference. The specific implementation method is as follows: ? 1 2 3 4 5 6 7...
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