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Merge pull request #292 from git-zjx/patch-4

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ord 判断问题
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wangzheng0822 2019-04-11 16:06:36 +08:00 committed by GitHub
commit 281c748755
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1 changed files with 2 additions and 2 deletions
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4
php/08_stack/Compute.php
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@ -13,7 +13,7 @@ function expression($str)
$operStack[] = NULL;
for ($i = 0; $i < count($arr); $i++){
if (ord($arr[$i]) >= 48 && ord($arr[$i] <= 57)){
if (ord($arr[$i]) >= 48 && ord($arr[$i]) <= 57){
array_push($numStack, $arr[$i]);
continue;
}
@ -85,4 +85,4 @@ function compute(&$numStack, &$operStack){
}
expression('-1+2-(1+2*3)');
echo PHP_EOL;
eval('echo -1+2-(1+2*3);');
eval('echo -1+2-(1+2*3);');