← Back to all error identifiers

Error Identifiers: foreach.*

There are 10 error identifiers in the foreach.* group:

• foreach.emptyArray
  Foreach iterates over an empty array, so the loop body never executes.
• foreach.keyOverwrite phpstan-strict-rules
  Foreach key variable overwrites an existing variable in the current scope.
• foreach.keyOverwritten
  The key variable of a foreach loop is overwritten before it is ever read.
• foreach.nonIterable
  Expression passed to foreach is not an iterable type.
• foreach.unusedKey
  The key variable of a foreach loop is never read in the loop body.
• foreach.unusedKeyFlow
  The key variable of a foreach loop is read, but only to compute values that are themselves never used.
• foreach.unusedValue
  The value variable of a foreach loop is never read in the loop body.
• foreach.unusedValueFlow
  The value variable of a foreach loop is read, but only to compute values that are themselves never used.
• foreach.valueOverwrite phpstan-strict-rules
  Foreach value variable overwrites an existing variable in the current scope.
• foreach.valueOverwritten
  The value variable of a foreach loop is overwritten before it is ever read.