feat: rename var

Author: deliangyang

ToJson.php

@@ -49,13 +49,13 @@ protected function encode($obj, int &$indent, bool $pretty = false): string|floa
  if (0 === $count) {
  return '[]';
  }
- $isObj = 'object';
+ $itemType = 'object';
  $subItems = [];
  $indent++;
  $start = 0;
  foreach ($obj as $k => $value) {
  if ($start > 0 && $k === $start) {
- $isObj = 'array';
+ $itemType = 'array';
  $subItems[] = $this->encode($value, $indent, $pretty);
  $start++;
  } else {
@@ -64,15 +64,15 @@ protected function encode($obj, int &$indent, bool $pretty = false): string|floa
  }
  }
  if (!$pretty) {
- return 'object' === $isObj
+ return 'object' === $itemType
  ? '{' . implode(', ', $subItems) . '}'
  : '[' . implode(', ', $subItems) . ']';
  }
  $prefix = $this->indent($indent);
  $shortPrefix = $this->indent($indent - 1);
  $itemStr = implode(', ' . PHP_EOL . $prefix, $subItems);
 
- $result = 'object' === $isObj
+ $result = 'object' === $itemType
  ? '{' . PHP_EOL . $prefix . $itemStr . PHP_EOL . $shortPrefix . '}'
  : '[' . PHP_EOL . $prefix . $itemStr . PHP_EOL . $shortPrefix . ']';
  $indent--;