关于PHP8.2 错误日志大量 PHP Fatal error: Out of memory New
PHP Fatal error:Out of memory (allocated 2097152 bytes) (tried to allocate 8192 bytes) in C:\Website\source\function\function_core.php on line 2280PHP Fatal error:Out of memory (allocated 2097152 bytes) (tried to allocate 4096 bytes) in C:\Website\source\function\function_core.php on line 2269
PHP Version 8.2.30，千问说是memory_limit限制了2mb，但是用phpinfo查看是 memory_limit = 128M
是什么问题呢？
我知道答案 回答被采纳将会获得1 贡献 已有3人回答 错误发生在：
line 2232: 在 dintval() 函数中，尝试分配 20480 字节
line 2269: 在 dintval() 函数中，尝试分配 4096 字节
line 2280: 在 dintval() 函数中，尝试分配 8192 字节
核心问题是 dintval() 函数的递归调用在 PHP 8.2 中可能导致内存爆炸式增长！
官方有没有这个问题，或者有考虑优化吗？ php
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dintval的作用就是递归处理数组中的每个元素，这是绕不过去的需要。递归调用使用内存多少取决于这个数组有多大，越大的数组自然需要的内存越多，但这理论上不太可能超的。我这边PHP8.2用dintval处理完全没问题，从dintval函数中分析，这个是很常见且基础的操作。
[*]PHP默认递归深度限制（zend.max_nesting_level）通常为100-256
[*]深度递归会占用大量栈内存，可能导致内存溢出或"Maximum function nesting level exceeded"错误。
[*]PHP 8.2的内存管理虽然有优化，但基本递归限制仍然存在。
[*]Discuz!项目中dintval主要用于处理一维ID数组（如dintval($ids, true)）
[*]Discuz!项目中未发现处理深度嵌套数组的场景
[*]Discuz!项目中大部分使用场景是安全的
所以，其实主要是看你在哪使用这个函数，不恰当的使用才有风险，对于深度特别大，数组本身特别大的地方，要慎用。函数本身无错。如果你想要优化修改，可以考虑改成迭代写法(未经验证)，如下：
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height: 1em;}.svg-icon path,.svg-icon polygon,.svg-icon rect { fill: #4691f6;}.svg-icon circle { stroke: #4691f6; stroke-width: 1;}.ce-block { margin-bottom: 20px;}.ce-block__content,.ce-toolbar__content { /* max-width:calc(100% - 50px) */ margin-left: auto; margin-right: auto;}.cdx-list { margin:0; outline:none; display:block; counter-reset:item; padding:6px;}.cdx-list__item { line-height:1.45em; display:block; padding-top:8px; margin-left: 2em;}.cdx-list__item-children { display:block;}.cdx-list__item { outline:none}.cdx-list__item-content { word-break:break-word; white-space:pre-wrap; grid-area:content; padding-left:8px}.cdx-list__item:before { counter-increment:item; white-space:nowrap}.cdx-list-li-container {display: flex;}.cdx-list-ordered .cdx-list__item:before { /* content:counters(item,".",numeric) "." */}.cdx-list-ordered { list-style-type: none; margin-left: -15px; counter-reset:item; font-size: 16px;}.cdx-list-unordered { font-size: 16px;}.cdx-list-unordered .cdx-list__item:before { content:"•"}.cdx-list-checklist .cdx-list__item:before { content:""}.cdx-list__settings .cdx-settings-button { width:50%}.cdx-list__checkbox { padding-top:calc((1.45em - 1.2em) / 2); grid-area:checkbox; width:1.2em; height:1.2em; display:flex; cursor:pointer; font-size: 16px;}.cdx-list__checkbox svg { opacity:0; height:1.2em; width:1.2em; left:-1px; top:-1px; position:absolute}@media (hover:hover) { .cdx-list__checkbox:not(.cdx-list__checkbox--no-hover):hover .cdx-list__checkbox-check svg { opacity:1}}.cdx-list__checkbox--checked-1 { line-height:1.45em}@media (hover:hover) { .cdx-list__checkbox--checked-1:not(.cdx-list__checkbox--checked-1--no-hover):hover .cdx-checklist__checkbox-check { background:#0059AB; border-color:#0059AB}}.cdx-list__checkbox--checked-1 .cdx-list__checkbox-check { background:#369FFF; border-color:#369FFF}.cdx-list__checkbox--checked-1 .cdx-list__checkbox-check svg { opacity:1}.cdx-list__checkbox--checked-1 .cdx-list__checkbox-check svg path { stroke:#fff}.cdx-list__checkbox--checked-1 .cdx-list__checkbox-check:before { opacity:0; visibility:visible; transform:scale(2.5)}.cdx-list__checkbox-check { cursor:pointer; display:inline-block; position:relative; margin:0 auto; width:1.2em; height:1.2em; box-sizing:border-box; border-radius:5px; border:1px solid #C9C9C9; background:#fff}.cdx-list__checkbox-check:before { content:""; position:absolute; top:0; right:0; bottom:0; left:0; border-radius:100%; background-color:#369FFF; visibility:hidden; pointer-events:none; transform:scale(1); transition:transform .4s ease-out,opacity .4s}.cdx-list__checkbox-check--disabled { pointer-events:none}.cdx-list-start-with-field { background:#F8F8F8; border:1px solid rgba(226,226,229,.2); border-radius:6px; padding:2px; display:grid; grid-template-columns:auto auto 1fr; grid-template-rows:auto}.cdx-list-start-with-field--invalid { background:#FFECED; border:1px solid #E13F3F}.cdx-list-start-with-field--invalid .cdx-list-start-with-field__input { color:#e13f3f}.cdx-list-start-with-field__input { font-size:16px; outline:none; font-weight:500; font-family:inherit; border:0; background:transparent; margin:0; padding:0; line-height:22px; min-width:calc(100% - 10px)}.cdx-list-start-with-field__input::placeholder { color:#797979; font-weight:500}.inline-code {background: rgba(250, 239, 240, 0.78);color: #b44437;padding: 3px 4px;border-radius: 5px;margin: 0 1px;font-family: inherit;font-size: 0.86em;font-weight: 500;letter-spacing: 0.3px;} 好的，谢谢，2楼是AI分析的，我正在测试 session.use_strict_mode = 0 配置是不是会改善，等测试完了再试试你帮写的代码。
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