Allowed memory size of 268435456 bytes exhausted (tried to allocate 16777224 bytes) code example

Example 1: Allowed memory size of 1610612736 bytes exhausted

export COMPOSER_MEMORY_LIMIT=-1

Example 2: PHP Fatal error: Allowed memory size of 134217728 bytes exhausted

memory_limit = 64M;

Example 3: Fatal error: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 32 bytes) in

;memory_limit=512M